72 results on '"Dheeraj Gautam"'
Search Results
2. Localized Erdheim-Chester disease involving the thyroid gland—a case report
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Anup Singh, Dheeraj Gautam, Poonam Gautam, Mubashshirul Haq, Aru Chhabra Handa, and Kumud Kumar Handa
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Erdheim-Chester disease ,Non-Langerhans cell histiocytosis ,Thyroid gland ,Immunohistochemistry ,Case report ,Otorhinolaryngology ,RF1-547 - Abstract
Abstract Background Erdheim-Chester disease (ECD) is a rare multisystemic histiocytic disorder of unknown etiology. Isolated neck involvement has not been reported in literature. Case presentation An elderly male presented to our outpatient department with neck swelling of 1-month duration. Contrast-enhanced CT scan of the neck showed a mass involving the left thyroid/perithyroidal tissue with encirclement of the common carotid artery. Tru-Cut biopsy with immunohistochemistry showed CD68+, CD1a- histiocytic infiltrates with Touton giant cells compatible with ECD. BRAF V600E mutation came out to be positive. PET-CT did not reveal involvement of any other body organs. After counseling for further treatment options, the patient chose to follow up without any active treatment. The disease has not progressed at a follow-up of 1 year. Conclusion We present a case of ECD involving the thyroid gland in isolation. Absence of other organ involvement should not deter the treating physician from considering the possibility of ECD. Immunohistochemistry and testing for BRAF V600E mutation are important from the diagnostic as well as potential therapeutic point of view.
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- 2021
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3. Left Ventricular Thrombus and Cardioembolic Stroke in a Patient with Ulcerative Colitis: A Case Report
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Hardeep Kaur Grewal, Manish Bansal, Arun Garg, Ravi R Kasliwal, Anil Bhan, and Dheeraj Gautam
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cardioembolic stroke ,crohn's disease ,inflammatory bowel disease ,intracardiac clot ,left ventricular thrombus ,ulcerative colitis ,Medicine - Abstract
Left ventricular (LV) thrombi usually occur in the setting of global or regional LV systolic dysfunction and are extremely rare in the absence of LV wall motion abnormalities. We report here a case of a 23-year-old female who presented with cardioembolic stroke due to ulcerative colitis. To determine the cause of stroke, several investigations and evaluations were carried out, but the results were mostly normal or unremarkable. Transthoracic echocardiography revealed an oscillating pedunculated globular mass, which was eventually resected due to recurrent transient ischemic attacks. The histopathology of the excised mass revealed it to be an organized thrombus with acute and chronic inflammatory cells and fibroblasts. The uncommon etiology combined with the unusual appearance of the thrombus presented a major diagnostic and therapeutic dilemma for this exceedingly rare cause for intracardiac thrombus formation. Therefore, it would be useful to have a low threshold for screening patients with active inflammatory bowel disease for possible ventricular thrombosis before discharge, especially if other risk factors are present.
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- 2021
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4. Wilms tumor with Mulibrey Nanism: A case report and review of literature
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Karthik Upasana, Dhwanee Thakkar, Dheeraj Gautam, Manvinder Singh Sachdev, Anjali Yadav, Rohit Kapoor, Veena Raghunathan, Maninder Singh Dhaliwal, Kartikeya Bhargava, Sandhya Nair, Jaiprakash Sharma, Neha Rastogi, and Satya Prakash Yadav
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atrial flutter ,atrial septal defect ,Mulibrey Nanism ,Wilms tumor ,Neoplasms. Tumors. Oncology. Including cancer and carcinogens ,RC254-282 - Abstract
Abstract Background Mulibrey‐Nanism (Muscle‐liver‐brain‐eye Nanism = dwarfism; MUL) is a rare genetic syndrome. The underlying TRIM37 mutation predisposes these children to develop tumors frequently. In the largest published series of MUL, 8% patients were reported to develop Wilms tumor (WT). The published literature lacks data regarding the best treatment protocol and outcome of this cohort of children with WT and MUL. We report here a 2‐year‐old boy with WT and MUL and present a review of literature on WT in MUL. Case Our patient had associated cardiac problems of atrial septal defect, atrial flutter and an episode of sudden cardiac arrest. We managed him successfully with chemotherapy, surgery and multi‐speciality care. He is alive and in remission at follow‐up of 6 months. Conclusion A total of 14 cases (including present case) of WT have been reported in MUL and treatment details were available for six cases. They were managed primarily with surgery, chemotherapy with/without radiotherapy, and all achieved remission. The outcome data is available only for two cases, one has been followed up till 15 years post treatment for WT and other is our patient.
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- 2022
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5. Clinical Profile of Patients with Head and Neck Amyloidosis: A Single-Institution Retrospective Chart Review
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Anup Singh, Mubashshirul Haq, Poonam Gautam, Dheeraj Gautam, Aru C. Handa, and Kumud K. Handa
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amyloidosis ,plasma cells ,laryngeal diseases ,macroglossia ,prognosis ,Medicine ,Otorhinolaryngology ,RF1-547 - Abstract
Introduction Isolated amyloidosis involving the head and neck is a rare entity. The pathophysiology of the localized disease appears to be distinct from that of the systemic counterpart. Systemic progression of the localized disease is unusual, and the prognosis of the localized form is excellent. Objective To describe the demographic and clinicopathological characteristics of patients presenting with localized head and neck subsite amyloidosis. Methods A retrospective chart review of the patients with head and neck amyloidosis identified by the electronic search of the electronic database of the Departments of Pathology and Otorhinolaryngology was performed. The various demographic and clinical data were tabulated. Results In total, seven patients (four females, three males) with localized head and neck amyloidosis (three supraglottic, three lingual and one sinonasal) were identified. Six patients had AL-amyloid deposits, and one patient had AA-amyloid deposits. Supraglottic involvement and that of the base of the tongue were treated surgically using CO2 laser, and these patients were disease-free at the last follow-up. The patient with sinonasal amyloidosis experienced symptom recurrence after six months of the functional endoscopic sinus surgery. All of the patients were screened for systemic amyloidosis with abdominal fat pad biopsy, and were found to be free of systemic spread. Conclusion Isolated head and neck amyloidosis, as opposed to systemic amyloidosis, has an excellent prognosis in terms of survival. Therefore, systemic amyloidosis should be excluded in all cases. The treatment of choice remains surgical excision; however, watchful waiting may be a suitable strategy for mild symptoms or for cases in which the disease was discovered incidentally.
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- 2020
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6. Intrathyroidal parathyroid adenoma in primary hyperparathyroidism: Are we overdiagnosing? case series and learning outcomes
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Alka Ashmita Singhal, Sanjay Saran Baijal, Deepak Sarin, Sowrabh Kumar Arora, Ambrish Mithal, Dheeraj Gautam, and Naman Sharma
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Follicular adenoma ,hemithyroidectomy ,intrathyroidal parathyroid adenoma ,parathyroidectomy ,primary hyperparathyroidism ,revision surgery ,sestamibi ,thyroid nodule ,ultrasound color Doppler ,Surgery ,RD1-811 ,Neoplasms. Tumors. Oncology. Including cancer and carcinogens ,RC254-282 - Abstract
Intrathyroidal parathyroid (IP) adenoma as a cause of primary hyperparathyroidism (PHPT) presents a diagnostic challenge in localization and differentiating it from a thyroid nodule. We report here three distinct cases of PHPT where preoperative imaging findings were compared with surgical and histopathological findings. Case 1 was a typical true IP adenoma, as diagnosed by preoperative sestamibi and ultrasound, and confirmed at surgery and subsequent histopathology. Case 2 was diagnosed by sestamibi and ultrasound as bilateral lower pole IP adenomas which turned out to be thyroid nodules at surgery. Postsurgery, the serum PTH levels dropped only partially and PHPT persisted. Revision surgery was performed, and a right inferior parathyroid adenoma was removed, after which PTH was normalized. Case 3 had a preoperative sestamibi diagnosis of left inferior parathyroid. Preoperative ultrasound suggested a left thyroid nodule/IP along with an associated contralateral right inferior parathyroid nodule. Surgery and subsequent histopathology confirmed left follicular adenoma and right inferior parathyroid adenoma. We discuss the limitations of preoperative imaging modalities in these cases along with their learning outcomes. It is very essential that all the involved clinicians, radiologists, and surgeons are well aware of the diagnostic features and pitfalls associated with IPs so as to enable a correct diagnosis and appropriate surgical or medical management.
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- 2018
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7. Multiparametric magnetic resonance imaging-transrectal ultrasound fusion prostate biopsy: A prospective, single centre study
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Somendra Bansal, Narmada P Gupta, Rajiv Yadav, Rakesh Khera, Kulbir Ahlawat, Dheeraj Gautam, Rajesh Ahlawat, and Gagan Gautam
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Diseases of the genitourinary system. Urology ,RC870-923 - Abstract
Introduction: Transrectal rectal ultrasound (TRUS)-guided systematic biopsy is the gold standard for diagnosis of prostate cancer. However, systematic biopsy has high false-negative rate and often misses anteriorly located tumors. Magnetic resonance imaging (MRI)-TRUS fusion biopsy can potentially improve cancer detection by better visualization and targeting of cancer focus. We evaluated the role of fusion biopsy in detection of prostate cancer and the association of prostate imaging reporting and data system (PI-RADS) score for predicting cancer risk and its aggression. Methods: Ninety-six consecutive men with suspected prostate cancer underwent MRI-TRUS fusion-targeted biopsy of suspicious lesions and standard 12 core biopsy from May 2014 to July 2015 in our institution. All patients underwent 3.0 T multiparametric MRI before biopsy. mp-MRI included T2W, DWI, DCE and MRS sequences to identify lesions suspicious for prostate cancer. Suspected lesions were scored according to PI-RADS scoring system. Comparison of cancer detection between standard 12 core biopsy and MRI-TRUS fusion biopsy was done. Detection of prostate cancer was primary end point of this study. Results: Mean age was 64.4 years and median prostate-specific antigen was 8.6 ng/ml. Prostate cancer was detected in 57 patients (59.3%). Of these 57 patients, 8 patients (14%) were detected by standard 12 core biopsy only, 7 patients (12.3%) with MRI-TRUS fusion biopsy only, and 42 patients (73.7%) by both techniques. Of the 7 patients, detected with MRI-TRUS fusion biopsy alone, 6 patients (85.7%) had Gleason ≥7 disease. Prostate cancer was detected on either standard 12 core biopsy or MRI-TRUS fusion biopsy in 0%, 42.8%, 74%, and 89.3% patients of suspicious lesions of highest PI-RADS score 2, 3, 4, and 5, respectively. Conclusions: MRI-TRUS fusion prostate biopsy improves cancer detection rate when combined with standard 12 cores biopsy and detects more intermediate or high-grade prostate cancer (Gleason ≥7). With increasing PI-RADS score, there is an increase chance of detection of cancer as well as its aggressiveness.
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- 2017
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8. Extramedullary plasmacytoma of tonsil: an unusual site
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Ritesh Sachdev, Manoj Tayal, Shalini Goel, Rashi Sharma, and Dheeraj Gautam
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Pathology ,RB1-214 ,Microbiology ,QR1-502 - Published
- 2019
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9. Triple composite tumor of stomach: A rare combination of alpha fetoprotein positive hepatoid adenocarcinoma, tubular adenocarcinoma and large cell neuroendocrine carcinoma
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Lipika Lipi, Ritesh Sachdev, Dheeraj Gautam, Jasbir Singh, and Ishani Mohapatra
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Alpha fetoprotein ,composite tumors ,hepatoid adenocarcinoma ,neuroendocrine ,Pathology ,RB1-214 ,Microbiology ,QR1-502 - Abstract
A 50-year-old male patient presented with pain abdomen of 6 months duration. Computed tomography scan revealed a large mass in the stomach occluding the lumen. Histopathology revealed a triple composite tumor comprising of tubular adenocarcinoma arising on a background of high-grade dysplasia, hepatoid adenocarcinoma (positive for Hep Par-1 and alpha fetoprotein) and large cell neuroendocrine carcinoma (positive for synaptophysin and chromogranin) with nodal metastasis.Triple composite tumors are distinctly rare with few reports in literature.
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- 2014
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10. Histological Changes and Neural Elements in the Posterior Cruciate Ligament in Osteoarthritic Knees
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Ashok Rajgopal, Nandini Vasdev, Abhishek Pathak, Dheeraj Gautam, and Attique Vasdev
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Orthopedic surgery ,RD701-811 - Abstract
Purpose. To evaluate histological changes and neural elements in 100 posterior cruciate ligaments (PCLs) in patients with osteoarthritis. Methods. 100 PCLs were obtained from a consecutive series of 46 women and 16 men aged 49 to 91 (mean, 67) years who underwent primary PCL-retaining total knee replacement for osteoarthritis. Histology was examined using conventional light microscopy. The PCLs were graded histologically in terms of parallel orientation of collagen fibres, mucoid degeneration, inflammation, and haemosiderin deposition. Histological changes were graded as normal, mild degeneration, moderate degeneration, and severe degeneration. The neural elements were assessed using immunohistochemical staining for S100 protein and neurofilaments. The histopathologist was blinded to the age, gender, and clinical and radiological grades of osteoarthritis. Results. One specimen was excluded from analysis owing to inadequate tissue. In the remaining 99 specimens, histology was normal in 72, mildly degenerative in 4, moderately degenerative in 4, and severely degenerative in 15. 76 specimens were positive for S100 protein or neurofilament or both by immunohistochemical staining, indicating the presence of neural elements. Conclusion. Most knees with osteoarthritis present with viable PCLs. Retaining the PCL in total knee replacement is a good option for better kinematics, stability, and proprioception.
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- 2014
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11. Abstract P4-07-62: Real-World, Single-Center Experience on the Outcomes of Neoadjuvant Chemotherapy and Trastuzumab alone or in Combination with Pertuzumab in Human Epidermal Growth Factor Receptor 2 Breast Cancer Patients
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Ashok K. Vaid, Devender Sharma, Jyoti Wadhwa, Rajeev Agarwal, Kanchan Kaur, Shina Goyal, Dheeraj Gautam, Jyoti Arora, Sabhyata Gupta, Ashok Sen, Ruchika K. Goel, and Shagun Mahajan
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Cancer Research ,Oncology - Abstract
Background: Neoadjuvant chemotherapy is the standard of care for early stage breast cancer. Human epidermal growth factor receptor 2 (HER2) positive disease constitutes a large proportion of breast cancer patients, and HER2 overexpression is associated with poor prognosis. The induction of HER2+ targeted therapies, such as trastuzumab and pertuzumab, has resulted in improved outcomes in HER2+ breast cancers. Neoadjuvant chemotherapy in combination with HER2 targeted therapies aims at achieving pathological complete response (pCR) and an improved survival. Methods: We performed a retrospective review of HER2+ breast cancer patients who were treated at Medanta – The Medicity Hospital, Gurugram, Haryana, India, between 2011 and 2021. A total of 108 HER2+ breast cancer patients who received neoadjuvant chemotherapy with platinum, anthracycline or taxane-based regimens, along with trastuzumab alone or in combination with pertuzumab, were included. Results: Of 108 enrolled patients, 66 and 42 patients received single-blockade (trastuzumab) and dual-blockade (trastuzumab and pertuzumab) neoadjuvant anti-HER2 therapy, respectively. The majority of patients were aged < 60 years. The patient populations were comparable in terms of clinical stage, hormone receptor status, histopathology category (IDC being most common) and Ki67 status for single- and dual-blockade groups. All patients had IHC3+/FISH+ HER2 expression. No significant (p=0.896) difference was observed for breast conserving surgery between the groups. A higher pCR rate after surgery was reported in the dual-blockade group versus single-blockade group (50% vs. 39.2%; p=0.271). The median follow-up duration was 21.9 and 15.2 months in the single-blockade and dual-blockade groups, respectively. For dual- vs. single- blockade groups, the 1-year OS rates were 100% vs. 100%, and 3-year OS rates were 100% vs. 98.48%. For dual- vs. single- blockade groups, the 1-year DFS rates were 100% vs. 95.45%, and 3-year DFS rates were 92.85% vs. 80.3%. Conclusion: Neoadjuvant chemotherapy with dual HER2-blockade had higher pCR and survival rates compared with the single HER2-blockade strategy in HER2 positive breast cancer. Table. Patient characteristics BCS, breast conserving surgery; ER, estrogen receptor; PR, progesterone receptor; IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma. Citation Format: Ashok K. Vaid, Devender Sharma, Jyoti Wadhwa, Rajeev Agarwal, Kanchan Kaur, Shina Goyal, Dheeraj Gautam, Jyoti Arora, Sabhyata Gupta, Ashok Sen, Ruchika K. Goel, Shagun Mahajan. Real-World, Single-Center Experience on the Outcomes of Neoadjuvant Chemotherapy and Trastuzumab alone or in Combination with Pertuzumab in Human Epidermal Growth Factor Receptor 2 Breast Cancer Patients [abstract]. In: Proceedings of the 2022 San Antonio Breast Cancer Symposium; 2022 Dec 6-10; San Antonio, TX. Philadelphia (PA): AACR; Cancer Res 2023;83(5 Suppl):Abstract nr P4-07-62.
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- 2023
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12. Liver Stiffness Values in Persons with Normal Histology
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Deepak Sharma, Narendra S. Choudhary, Swapnil Dhampalwar, Neeraj Saraf, Ajay Duseja, Dheeraj Gautam, Arvinder S. Soin, and Randhir Sud
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Hepatology - Published
- 2023
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13. Nonalcoholic Fatty Liver Disease in Living Donor Liver Transplant Recipients: A Histology-Based Study
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Narendra S. Choudhary, Neeraj Saraf, Swapnil Dhampalwar, Saurabh Mishra, Dheeraj Gautam, Lipika Lipi, Amit Rastogi, Prashant Bhangui, Rohan J. Chaudhary, Ankur Gupta, Kamal Yadav, and Arvinder S. Soin
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Hepatology - Abstract
Recurrent or de novo nonalcoholic fatty liver disease (NAFLD) and nonalcoholic steatohepatitis (NASH) are common after liver transplantation (LT) and may be associated with rapid progression to fibrosis; however, there is limited data in this regard after living donor liver transplantation (LDLT).This is a retrospective study at a high volume LDLT center of all liver biopsies performed in patients with post-transplant NAFLD diagnosed on ultrasound of the abdomen. Liver biopsy was indicated for raised transaminases and/or high liver stiffness on TE. The association between these prebiopsy parameters and inflammation and fibrosis on histology was analyzed. Data are shown as mean ± standard deviation or median (25-75 interquartile range).The study cohort consisted of 31 males and 3 females, aged 43 ± 10 years. The LT to liver biopsy interval was 44 (28-68) months. The prebiopsy AST and ALT were 71 (38-119) and 66 (50-156), respectively. The histology suggested no nonalcoholic steatohepatitis (NASH) in 7 (20%), borderline NASH in 15 (44%), and NASH in 12 (35%) patients. A total of 15 patients (44%) had stage 1 or stage 2 fibrosis. The proportion of patients having fibrosis was significantly higher in patients with NASH (83%) compared to patients with borderline NASH (33%) or no NASH (none had fibrosis,Over a third of the LDLT recipients with post-transplant NAFLD developed NASH, and nearly half, borderline NASH 3-5 years after transplant. Most with established NASH also had fibrosis on histology. Prevention of risk factors and early diagnosis is warranted in these patients.
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- 2022
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14. COVID-19 associated mucormycosis with frontal bone osteomyelitis
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Neha Gupta, Rajeev Gupta, Rajiv Goel, Dheeraj Gautam, and V P Singh
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During the coronavirus disease 2019 (COVID-19) pandemic, increasing cases of COVID-19 associated mucormycosis (CAM) have been reported. This may be attributed directly to the COVID-19 infection or the associated unrecognised uncontrolled hyperglycaemia compounded by the use of COVID-19 treatment strategies such as steroids and IL-6 inhibitors. As mucormycosis is one of the most rapidly progressing fungal infection, an early diagnosis and early appropriate management are of prime importance in reducing mortality. Rhino-orbital-cerebral and pulmonary mucormycosis have been the most common presentations of CAM. Osteomyelitis in mucormycosis is very rare, although a few cases of maxillary bone involvement have been reported with CAM. We report a very rare and challenging case of extensive frontal bone osteomyelitis in a patient with CAM with frontal sinusitis and without orbital or maxillary bone involvement.
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- 2022
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15. Role of WhatsApp Messenger in the Laboratory Management System: A Boon to Communication.
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Pranav Dorwal, Ritesh Sachdev, Dheeraj Gautam, Dharmendra Jain, Pooja Sharma, Assem Kumar Tiwari, and Vimarsh Raina
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- 2016
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16. Poor Outcomes after Recidivism in Living Donor Liver Transplantation for Alcohol-Related Liver Disease
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Saurabh Mehrotra, Narendra S. Choudhary, Neeraj Saraf, Vipul Rastogi, Prashant Bhangui, Swapnil Dhampalwar, Arvinder S. Soin, Sanjiv Saigal, Dheeraj Gautam, Amit Rastogi, and Thiagrajan Srinivasan
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medicine.medical_specialty ,Hepatology ,Recidivism ,business.industry ,Internal medicine ,medicine ,Original Article ,Alcohol-related liver disease ,Living donor liver transplantation ,business - Abstract
BACKGROUND: Recidivism in patients who underwent liver transplantation for alcohol-related liver disease (ALD) is shown to be associated with poor survival in some studies. METHODS: Living donor liver transplantation (LDLT) recipients for ALD with at least 2 years of follow-up and history of significant alcohol relapse were included. The recipients underwent LDLT from June 2010 to December 2016, and data were analyzed until June 2019. The cohort had a median follow-up of 54 (33–78 IQR) months. Recidivism (significant alcohol intake) was defined as >21 units per week. RESULTS: A total of 27 of 463 (5.8%) LDLT recipients (all men), aged 43.5 ± 9.6 years, had significant alcohol intake. A liver biopsy was performed on demand in 14 patients (in the presence of raised levels of liver enzymes or jaundice). The histological diagnoses in these patients were as follows: alcoholic hepatitis in 7 (50%), alcoholic hepatitis and acute cellular rejection or chronic rejection in 4 (28.5%), cirrhosis in 2 (14.2%), and acute cellular rejection and cirrhosis in 1 (7.1%) patient. Four of 5 patients with a biopsy diagnosis of acute or chronic rejection were noncompliant with immunosuppression. Six of these patients died. The mortality after 1 year of transplant was significantly more in patients with recidivism. CONCLUSION: Recidivism was associated with significant morbidity and mortality after liver transplantation.
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- 2022
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17. Cytomegalovirus Hepatitis in an Immunocompetent Adult
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Narendra S. Choudhary, Vikas Deswal, Ritu Nehra, and Dheeraj Gautam
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Hepatology - Published
- 2023
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18. Clinical Outcomes of Autologous Hematopoietic Stem Cell Transplant (HSCT) in Multiple Myeloma Patients: 5-year Experience from a Single Centre in North India
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Nitin Sood, Aseem Kumar Tiwari, Swati Pabbi, Roshan Dikshit, Prerna Singh, Amrita Ramaswami, Dheeraj Gautam, and Manish Kumar Singh
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Cancer Research ,Oncology - Abstract
Introduction Multiple myeloma (MM) forms a significant proportion of hematological malignancies. Autologous transplantation continues to be an effective consolidation strategy in resource-restricted settings such as India. Objectives The main objective of the study was to analyze the clinical outcomes of autologous hematopoietic stem cell transplant (HSCT) in MM patients in a single tertiary care center in north India over a period of 5 years. Materials and Methods This retrospective observational study was conducted in a tertiary care center in north India. Data of all MM patients who underwent HSCT between January 2014, and December 2018, were analyzed. The outcome of HSCT was investigated in terms of transplant-related mortality (TRM), progression-free survival (PFS), overall survival (OS), and relapse. PFS and OS were calculated by Kaplan–Meier method and differences between the groups were tested for statistical significance using the two-tailed log-rank test. Life-table method was used for the estimation of survival rate at 1, 3, 5, and 6 years. Results Patient characteristics and survival post-transplant was similar to other published Indian studies. In total, 378 patients were diagnosed with MM in our hospital between 2014 and 2018. One hundred ninety-three patients were found to be eligible for autologous HSCT, out of which 52 ended up having a transplant giving us a high percentage (26.9%) of patients receiving a transplant in our setting. Transplant-related mortality (TRM) was nil in the present study. The mean PFS and OS were 62.8 and 70.1 months, respectively. The mean PFS and OS rates at 5 years were 75.3% and 84.2%, respectively. The average cost estimate of HSCT in our setting was 7.2 lakh Indian national rupees. Conclusion Autologous HSCT is a safe procedure with nil 100-day mortality in present series. Moreover, considering the cost of novel agents, autologous transplant remains a cost-effective way for prolonging remission and time-to-next treatment in India.
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- 2022
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19. Incorporating Tumor Biology to Predict Hepatocellular Carcinoma Recurrence in Patients Undergoing Living Donor Liver Transplantation Using Expanded Selection Criteria
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Neeraj Saraf, Dheeraj Gautam, Prashant Bhangui, Rohan Jagat Chaudhary, Amit Rastogi, A.S. Soin, Sanjay Kumar Yadav, Samiran Nundy, Narendra S. Choudhary, Sanjiv Saigal, Tarun Piplani, and S. Thiagarajan
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medicine.medical_specialty ,Carcinoma, Hepatocellular ,Cirrhosis ,medicine.medical_treatment ,Disease ,030230 surgery ,Liver transplantation ,Gastroenterology ,03 medical and health sciences ,0302 clinical medicine ,Internal medicine ,Living Donors ,medicine ,Humans ,Avidity ,Risk factor ,Biology ,Retrospective Studies ,Transplantation ,Hepatology ,business.industry ,Patient Selection ,Liver Neoplasms ,medicine.disease ,Liver Transplantation ,Hepatocellular carcinoma ,San Francisco ,030211 gastroenterology & hepatology ,Surgery ,alpha-Fetoproteins ,Neoplasm Recurrence, Local ,Alpha-fetoprotein ,business ,Living donor liver transplantation - Abstract
Conventional selection criteria for liver transplantation in patients with hepatocellular carcinoma (HCC) based on tumour size and number alone, do not consider vital surrogates of tumor biology like alpha-fetoprotein (AFP) and tumour FDG-18 PET avidity. We follow an expanded selection criteria for living donor liver transplantation (LDLT) in patients with cirrhosis and HCC (HCC-cirr): no extrahepatic disease, no major vascular invasion, irrespective of tumour size and number. We analyzed survival outcomes in 405 HCC-cirr patients (51% beyond Milan, 43% beyond UCSF criteria), and predictors of HCC recurrence. The 5-yr overall (OS) and recurrence-free (RFS) were 64% and 70%, respectively. Recurrence rate in 300 patients (excluding postoperative deaths, and those with deficient preoperative data) was 17.6%, with 3 preoperatively available factors predicting worse RFS; pre-LT AFP ≥100 ng/ml (p=0.005, HR:2.190), tumour burden beyond UCSF criteria (p=0.001, HR:2.640), and FDG-18 PET avidity (p=0.004, HR:2.442). Tumour FDG-18 PET avidity and AFP ≥100 mg/ml predicted OS. A prognostic model based on the number of, and combination of the above pre operative risk factors for recurrence, was developed using a competing-risk RFS model, and helped stratify patients into 3 risk groups: low risk (none or a single risk factor present, 9.3% recurrence), moderate risk (AFP≥100 ng/ml and FDG-18 PET avidity, or beyond UCSF tumour and FDG-18 PET avidity, 25% recurrence), and high risk (AFP≥100 ng/ml and beyond UCSF, or presence of all 3 risk factors, 46% recurrence). Conclusion: Acceptable post-LDLT long term outcomes were achieved using our expanded selection criteria. Our prognostic model to predict recurrence based on pre operative biological and morphological factors could guide pre-transplant management (downstaging vs. upfront LDLT), with the aim of reducing post-LDLT recurrence.
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- 2021
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20. De Novo Malignancy After Living Donor Liver Transplantation: A Large Volume Experience
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Thiagrajan Srinivasan, Sujeet Saha, Neeraj Saraf, Arvinder S. Soin, Narendra S. Choudhary, A. K. Tiwari, Samiran Nundy, Prashant Bhangui, Sanjiv Saigal, Amit Rastogi, Dheeraj Gautam, and Sanjay Kumar Yadav
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medicine.medical_specialty ,Hepatology ,business.industry ,medicine.medical_treatment ,Incidence (epidemiology) ,Immunosuppression ,Liver transplantation ,medicine.disease ,Malignancy ,Gastroenterology ,Organ transplantation ,Transplantation ,03 medical and health sciences ,0302 clinical medicine ,Interquartile range ,030220 oncology & carcinogenesis ,Internal medicine ,Carcinoma ,medicine ,Original Article ,030211 gastroenterology & hepatology ,business - Abstract
Background and aims Liver transplantation (LT) recipients such as all organ transplant recipients, have a risk of developing de novo malignancies owing to prolonged immunosuppression. However, there is limited data on this after living donor liver transplantation (LDLT), wherein immunosuppression levels are less than in deceased donor transplantation. We aim to describe experience of de novo malignancies from a predominantly LDLT center. Materials and methods A total of 2100 adults (age >18 years) who underwent LT between January 2006 and December 2017 were retrospectively analyzed from a prospectively collected database. The data were analyzed up to June 2019. Data are shown as number, percentage, mean ± standard deviation, and median (interquartile range). Results Of 2100 patients who underwent LDLT, 21 (1%) patients developed de novo malignancy after transplantation. The de novo malignancy cohort comprised 20 males and 1 female, aged 50 ± 8.8 years. The distribution of de novo malignancies was as follows: 7 oropharyngeal (carcinoma of buccal and oral mucosa), 4 lung, 2 squamous cell carcinoma of skin, 2 lymphoma, 1 each of brain, colonic, gastric; ovary, pancreatic, and prostate. These malignancies were diagnosed at a median follow-up of 42 months (32–73) after LT. Over a median follow-up of 38 months (10–56) after the diagnosis of de novo malignancy, 6 patients (28.5%) died. Patients with de novo malignancy had a higher follow-up after LDLT, 94.3 ± 32.9 versus 62.5 ± 41.8 months, P = 0.000. Patients with alcohol as etiology for LT had higher trend of de novo malignancies (33.3% versus 26.4%), P = 0.46. Conclusion The incidence of de novo malignancy was 1% at a median follow-up of 42 (32–73) months. De novo malignancies following LDLT, although uncommon, are associated with significant mortality. A careful screening protocol should be followed after transplantation for early detection of de novo malignancies.
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- 2020
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21. Clinical Profile of Patients with Head and Neck Amyloidosis: A Single-Institution Retrospective Chart Review
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Poonam Gautam, Anup Singh, Mubashshirul Haq, Dheeraj Gautam, Aru Chhabra Handa, and Kumud Kumar Handa
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macroglossia ,medicine.medical_specialty ,medicine.medical_treatment ,lcsh:Medicine ,Disease ,plasma cells ,03 medical and health sciences ,0302 clinical medicine ,Biopsy ,medicine ,Macroglossia ,030223 otorhinolaryngology ,Original Research ,amyloidosis ,medicine.diagnostic_test ,business.industry ,Amyloidosis ,lcsh:R ,Functional endoscopic sinus surgery ,lcsh:Otorhinolaryngology ,medicine.disease ,lcsh:RF1-547 ,laryngeal diseases ,Otorhinolaryngology ,030220 oncology & carcinogenesis ,Localized disease ,prognosis ,Radiology ,medicine.symptom ,business ,Watchful waiting - Abstract
Introduction Isolated amyloidosis involving the head and neck is a rare entity. The pathophysiology of the localized disease appears to be distinct from that of the systemic counterpart. Systemic progression of the localized disease is unusual, and the prognosis of the localized form is excellent. Objective To describe the demographic and clinicopathological characteristics of patients presenting with localized head and neck subsite amyloidosis. Methods A retrospective chart review of the patients with head and neck amyloidosis identified by the electronic search of the electronic database of the Departments of Pathology and Otorhinolaryngology was performed. The various demographic and clinical data were tabulated. Results In total, seven patients (four females, three males) with localized head and neck amyloidosis (three supraglottic, three lingual and one sinonasal) were identified. Six patients had AL-amyloid deposits, and one patient had AA-amyloid deposits. Supraglottic involvement and that of the base of the tongue were treated surgically using CO2 laser, and these patients were disease-free at the last follow-up. The patient with sinonasal amyloidosis experienced symptom recurrence after six months of the functional endoscopic sinus surgery. All of the patients were screened for systemic amyloidosis with abdominal fat pad biopsy, and were found to be free of systemic spread. Conclusion Isolated head and neck amyloidosis, as opposed to systemic amyloidosis, has an excellent prognosis in terms of survival. Therefore, systemic amyloidosis should be excluded in all cases. The treatment of choice remains surgical excision; however, watchful waiting may be a suitable strategy for mild symptoms or for cases in which the disease was discovered incidentally.
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- 2020
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22. Wilms Tumor with Mulibrey Nanism: A Case Report and Review of Literature
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Maninder Dhaliwal, Anjali Yadav, Kartikeya Bhargava, Satya Prakash Yadav, Sandhya Nair, Karthik Upasana, Jaiprakash Sharma, Veena Raghunathan, Rohit Kapoor, Manvinder Singh Sachdev, Neha Rastogi, Dhwanee Thakkar, and Dheeraj Gautam
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Mulibrey nanism ,Cancer Research ,Pediatrics ,medicine.medical_specialty ,Chemotherapy ,business.industry ,medicine.medical_treatment ,Dwarfism ,Sudden cardiac arrest ,Wilms' tumor ,medicine.disease ,Radiation therapy ,Oncology ,parasitic diseases ,Cohort ,Medicine ,sense organs ,medicine.symptom ,business ,Atrial flutter - Abstract
Background Mulibrey-Nanism (Muscle-liver-brain-eye Nanism = dwarfism; MUL) is a rare genetic syndrome. The underlying TRIM37 mutation predisposes these children to develop tumors frequently. In the largest published series of MUL, 8% patients were reported to develop Wilms tumor (WT). The published literature lacks data regarding the best treatment protocol and outcome of this cohort of children with WT and MUL. We report here a 2-year-old boy with WT and MUL and present a review of literature on WT in MUL. Case Our patient had associated cardiac problems of atrial septal defect, atrial flutter and an episode of sudden cardiac arrest. We managed him successfully with chemotherapy, surgery and multi-speciality care. He is alive and in remission at follow-up of 6 months. Conclusion A total of 14 cases (including present case) of WT have been reported in MUL and treatment details were available for six cases. They were managed primarily with surgery, chemotherapy with/without radiotherapy, and all achieved remission. The outcome data is available only for two cases, one has been followed up till 15 years post treatment for WT and other is our patient.
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- 2022
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23. Incorporation of the Milan system in reporting salivary gland fine needle aspiration cytology—An insight into its value addition to the conventional system
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Richa Kaushik, Khyati Bhatia, Haimanti Sarin, Deepak Sarin, and Dheeraj Gautam
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Adult ,Male ,medicine.medical_specialty ,Histology ,Adolescent ,Cytodiagnosis ,Concordance ,Biopsy, Fine-Needle ,030209 endocrinology & metabolism ,Malignancy ,Salivary Glands ,Pathology and Forensic Medicine ,Young Adult ,03 medical and health sciences ,0302 clinical medicine ,Fine needle aspiration cytology ,Cytology ,medicine ,Atypia ,Humans ,Child ,Aged ,Retrospective Studies ,Aged, 80 and over ,Suspicious for Malignancy ,Salivary gland ,business.industry ,General Medicine ,Middle Aged ,Reference Standards ,Salivary Gland Neoplasms ,medicine.disease ,Cross-Sectional Studies ,medicine.anatomical_structure ,Child, Preschool ,030220 oncology & carcinogenesis ,Female ,Radiology ,Salivary gland neoplasm ,business - Abstract
Background Milan System for Reporting Salivary Gland Cytology (MSRSGC) was introduced to standardise the terminology and reporting of salivary gland cytology. The purpose of our study was to compare the conventional system and the proposed Milan System to look for concordance rates in cytohistopathologic correlation and any value addition to the conventional system. Methods This was a retrospective cross sectional observational study. The fine needle aspiration cytology (FNAC) were reported in the conventional manner and were correlated with the surgical specimen. The cyto-histopathological correlation was studied to look for concordance rates. FNAC were retrospectively reviewed and were categorised according to the Milan system. These reports were correlated with surgical specimen category wise and concordance rates, risk of neoplasm (RON), risk of malignancy (ROM) were calculated. Results Salivary gland FNAC done during the study period was 323 in number and histopathological correlation was available for 153 cases. The concordance rate of type specific diagnosis was 80.3% as per conventional system. With the application of Milan system, the concordance rates rose to 88.07% with an improvement of 6.67%(excluding non-diagnostic). RON and ROM for non-diagnostic (I)-50%, 50%; non-neoplastic (II)-22%,0%; atypia of unknown significance (III)-66%, 11%; benign neoplasm (IVA)-98%, 3%; salivary gland neoplasm of uncertain malignant potential (IVB)-93%,14%; suspicious for malignancy (V)-100%, 60% and malignant (VI) was 100%, 94%. Conclusion The broad categorisation provided by the Milan system represents the gross rate of malignancy and helps in deciding the management plan and eventual surgical plan. Thus, it adds value to conventional reporting of salivary gland cytology.
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- 2019
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24. Head and neck involvement with histoplasmosis; the great masquerader
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Aru Chhabra Handa, Mubashshirul Haq, Anup Singh, Poonam Gautam, M. Gauri, Dheeraj Gautam, and Kumud Kumar Handa
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medicine.medical_specialty ,Antifungal Agents ,Itraconazole ,medicine.medical_treatment ,Histoplasma ,Risk Assessment ,Histoplasmosis ,03 medical and health sciences ,0302 clinical medicine ,Tongue ,Amphotericin B ,Biopsy ,medicine ,Humans ,030223 otorhinolaryngology ,Aged ,medicine.diagnostic_test ,business.industry ,Standard treatment ,Biopsy, Needle ,Gold standard ,Retrospective cohort study ,Immunosuppression ,medicine.disease ,Immunohistochemistry ,Magnetic Resonance Imaging ,Dermatology ,Treatment Outcome ,Otorhinolaryngology ,030220 oncology & carcinogenesis ,Drug Therapy, Combination ,Female ,business ,Follow-Up Studies ,medicine.drug - Abstract
Introduction Head and neck involvement with histoplasmosis usually occurs as a part of the disseminated illness. There are no pathognomic features of the upper aerodigestive tract involvement and the lesion may mimic a host of other conditions. The current report presents our experience with head and neck histoplasmosis in a non-endemic tertiary care center. Materials and methods We present a case of disseminated histoplasmosis with oral symptoms and lesions as the chief complaints. A 10 years' retrospective institutional database search was undertaken to identify the patients with histoplasmosis affecting head and neck region treated at our institution. The demographic and treatment details of the patients were reviewed. Results In addition to the index patient, four more patients (two with gingivobuccal and one each with nasal and laryngeal histoplasmosis) were found. Out of the five patients, only one patient was found to have underlying immunosuppression. All of the patients were diagnosed with biopsy showing typical appearance of the intracellular organism. All the patients were satisfactorily treated with systemic antifungal treatment. Conclusion Upper aerodigestive tract involvement with histoplasmosis can present as an intriguing clinical puzzle. A high index of suspicion is needed and biopsy is the gold standard for the diagnosis. Intravenous Liposomal Amphotericin B and oral Itraconazole are standard treatment agents of choice and are highly efficacious in achieving cure.
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- 2019
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25. Laboratory findings and treatment in non-small cell lung cancer (NSCLC): Single-center report
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Chhavi, Rajvanshi, Aseem K, Tiwari, Swati, Pabbi, Geet, Aggarwal, Simmi, Mehra, Rajni, Chauhan, Dheeraj, Gautam, and Ashok Kumar, Vaid
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Male ,Lung Neoplasms ,Carcinoma, Non-Small-Cell Lung ,Humans ,Female ,Laboratories - Published
- 2021
26. Nonalcoholic Fatty Liver in Lean Individuals: Clinicobiochemical Correlates of Histopathology in 157 Liver Biopsies from Healthy Liver Donors
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Ajay Duseja, Arvinder S. Soin, Amit Rastogi, Prashant Bhangui, Dheeraj Gautam, Narendra S. Choudhary, Neeraj Saraf, Sanjiv Saigal, and Srinivasan Thiagrajan
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medicine.medical_specialty ,Hepatology ,medicine.diagnostic_test ,business.industry ,Fatty liver ,Histology ,Disease ,medicine.disease ,Gastroenterology ,03 medical and health sciences ,0302 clinical medicine ,030220 oncology & carcinogenesis ,Internal medicine ,Liver biopsy ,Biopsy ,medicine ,030211 gastroenterology & hepatology ,Histopathology ,Original Article ,Steatosis ,Metabolic syndrome ,business - Abstract
BACKGROUND: Generally diagnosis of non-alcoholic fatty disease is made on imaging, however, mild steatosis is difficult to diagnose on imaging. Liver biopsy is the procedure of choice but is not carried out as it is an invasive procedure. We describe our experience of 157 liver biopsies in living liver donors with normal body mass index (BMI) 150 mg/dl as compared with 12.5% in the normal histology group, p = 0.009. Other metabolic risk factors were not statistically different. CONCLUSION: One third of lean donors had NAFL. Among all metabolic risk factors, only higher TGs levels showed a significant association with NAFL.
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- 2021
27. Efficacy and safety of palbociclib in treatment of HR-positive advanced breast cancer patients: A single center real-world experience
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Ashok K. Vaid, Devender Sharma, Jyoti Wadhwa, Nagender Sharma, Saurabh Mishra, Dheeraj Gautam, Ashok Sen, Anisha Raju, Lavina Yadav, and Girdhar Verma
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Cancer Research ,Oncology - Abstract
e13035 Background: With an estimated 2.3 million new cases (11.7% of all cases), female breast cancer is the leading cause of cancer globally as of 2020. Metastatic or advanced breast cancer is an incurable disease with a 5-year overall survival rate of 28.1%. Palbociclib, a cyclin-dependent kinase 4/6 inhibitor combined with an aromatase inhibitor, is approved to treat HR+/HER2- metastatic breast cancer (MBC). The present single-arm study evaluates the real world experience of efficacy and safety of Palbociclib-Letrozole for the treatment of HR+/HER2- MBC in the Indian population. Methods: MBC patients with or without prior chemotherapy and hormone therapy were treated with Palbociclib 125 mg once daily (3/1 schedule) plus Letrozole 2.5 mg once daily. The efficacy was recorded as objective response or disease control rate based on the response as per the RECIST criteria. The study also reports the incidence and severity of adverse events during the treatment duration. The tolerability was assessed per Common Terminology Criteria for Adverse Events (CTCAE) v.4.0 and coded using Medical Dictionary for Regulatory Activities (MedDRA) v.21.0. Results: A total of 102 patients were treated from 2017 to 2020 at the tertiary cancer center. The efficacy response is captured as per the investigator's assessment of the disease response. The response is as captured for 100/102 patients (two patients lost to follow-up) and are represented in Table. About 17% (23/100) patients achieved an objective response, while 54% (57/100) showed disease control. The tolerability was assessed as treatment-related side-effects (adverse events (AEs) and severe adverse events (SAEs)) as reported by the treating oncologist. Overall, 61 adverse events were observed in 40/102 (39.22%). The most-reported AE, neutropenia, was reported in 13 patients, followed by chest pain and breathlessness. Conclusions: In the present study, Palbociclib + Letrozole reported good clinical response at the end of treatment duration with a manageable tolerability profile in the Indian population.
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- 2022
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28. Experience With LDLT in Patients With Hepatocellular Carcinoma and Portal Vein Tumor Thrombosis Postdownstaging
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Srinivasan Thiagarajan, Tejinder Kataria, Narendra S. Choudhary, Tarun Piplani, Amit Rastogi, Sanjay Saran Baijal, Dheeraj Gautam, Sanjiv Saigal, Arvinder S. Soin, Neeraj Saraf, and Prashant Bhangui
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Sorafenib ,Adult ,Male ,medicine.medical_specialty ,Carcinoma, Hepatocellular ,Time Factors ,Tare weight ,Databases, Factual ,medicine.medical_treatment ,030230 surgery ,Liver transplantation ,Radiosurgery ,Gastroenterology ,Risk Assessment ,03 medical and health sciences ,0302 clinical medicine ,Risk Factors ,Internal medicine ,Carcinoma ,Medicine ,Humans ,In patient ,Chemoembolization, Therapeutic ,Aged ,Neoplasm Staging ,Venous Thrombosis ,Transplantation ,business.industry ,Portal Vein ,Liver Neoplasms ,Middle Aged ,medicine.disease ,Neoplastic Cells, Circulating ,Thrombosis ,digestive system diseases ,Liver Transplantation ,Treatment Outcome ,Hepatocellular carcinoma ,030211 gastroenterology & hepatology ,Female ,alpha-Fetoproteins ,Neoplasm Grading ,business ,Alpha-fetoprotein ,medicine.drug - Abstract
Background Median survival in patients with hepatocellular carcinoma (HCC) and portal vein tumor thrombosis (PVTT) is 2-6 months; conventionally liver transplantation is contraindicated. Methods We studied outcomes following living donor liver transplantation (LDLT) post-PVTT downstaging (DS) with stereotactic body radiotherapy (SBRT), and tumor ablation (with transarterial chemo- or radio-embolization). Results Of 2348 consecutive LDLTs, 451 were for HCC, including 25 with PVTT (mainly Vp1-3) after successful DS and 20 with Vp1/2 PVTT without previous treatment. DS was attempted in 43, was successful in 27 (63%), and 25 underwent LDLT. Median alpha fetoprotein (AFP) at diagnosis and pre-LDLT were 78.1 ng/mL (3-58 200) and 55 ng/mL (2-7320), respectively. Mean DS to LDLT time was 10.2 weeks (5-16). Excluding 2 postoperative deaths, 1- and 5-year overall survival (OS) and recurrence-free survival (RFS) were 82%, 57%, and 77%, 51%, respectively, comparable to survival in 382 HCC patients without PVTT undergoing upfront LDLT (5-y OS 65%, P = 0.06; RFS 66%, P = 0.33, respectively). There was a trend toward better OS in DS+LDLT versus non-DS LDLT group (5-y OS/RFS-48%/40%). OS was significantly better than in HCC-PVTT patients receiving no intervention or palliative Sorafenib alone (1-y OS of 0%) or Sorafenib with TARE/SBRT (2-y OS of 17%) at our center during the study period. Initial AFP 2000 ng/mL predicted better RFS; Grade III/IV predicted worse OS in DS patients. Conclusions HCC patients with PVTT can achieve acceptable survival with LDLT after successful DS. Low initial AFP level, a significant drop in AFP with DS and low tumor grade, favorably influence survival in these patients.
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- 2020
29. Delayed Graft Dysfunction due to Invasive Hepatic Mucormycosis After Living Donor Liver Transplantation
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Tarun Piplani, Dheeraj Gautam, Rohan Jagat Chaudhary, Arvinder S. Soin, Srinivasan Thiagrajan, Neeraj Saraf, Sanjiv Saigal, Prashant Bhangui, Amit Rastogi, and Narendra S. Choudhary
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medicine.medical_specialty ,Posaconazole ,Graft dysfunction ,Unusual case ,Hepatology ,medicine.diagnostic_test ,business.industry ,Mortality rate ,medicine.medical_treatment ,Mucormycosis ,Immunosuppression ,Case Report ,medicine.disease ,Surgery ,03 medical and health sciences ,0302 clinical medicine ,030220 oncology & carcinogenesis ,medicine ,030211 gastroenterology & hepatology ,Living donor liver transplantation ,business ,Liver function tests ,medicine.drug - Abstract
Mucormycosis is a rare but emerging fungal infection complicating solid organ transplantation. It is associated with a high mortality rate. We describe an unusual case of hepatic mucormycosis in a living donor liver transplant recipient presenting as delayed graft dysfunction, which was successfully treated with combination of liposomal amphotericin B and oral posaconazole therapy, without surgical resection. The patient had clinical improvement with normalization of liver function tests.
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- 2020
30. Normal liver stiffness values in Indians: a study based on normal histology
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Deepak Sharma, Narendra Singh Choudhary, Neeraj Saraf, Dheeraj Gautam, Arvinder Singh Soin, and Randhir Sud
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Hepatology - Published
- 2022
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31. Angioimmunoblastic T-cell lymphoma presenting with extensive marrow plasmacytosis and hypergammaglobulinaemia: a diagnostic challenge
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Nitin Sood, Shalini Goel, Dheeraj Gautam, and Ritesh Sachdev
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Pathology ,medicine.medical_specialty ,Angioimmunoblastic T-cell lymphoma ,medicine.anatomical_structure ,business.industry ,T cell ,Plasmacytosis ,medicine ,medicine.disease ,business ,Pathology and Forensic Medicine ,Lymphoma - Published
- 2018
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32. Acute and Chronic Rejection After Liver Transplantation: What A Clinician Needs to Know
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Arvinder S. Soin, Dheeraj Gautam, Rinkesh Kumar Bansal, Narendra S. Choudhary, Sanjiv Saigal, and Neeraj Saraf
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medicine.medical_specialty ,Hepatology ,business.industry ,medicine.medical_treatment ,Immunosuppression ,Review Article ,030230 surgery ,Liver transplantation ,Gastroenterology ,Graft function ,Steroid resistant ,03 medical and health sciences ,surgical procedures, operative ,0302 clinical medicine ,Irreversible loss ,Allograft rejection ,Internal medicine ,medicine ,030211 gastroenterology & hepatology ,Clinical significance ,Graft survival ,business - Abstract
While antibody mediated hyper-acute vasculitic rejection is rare in liver transplant recipients, acute and chronic rejection have clinical significance. The liver allograft behaves differently to other solid organ transplants as acute rejection generally does not impair graft survival and chronic rejection (CR) is uncommon. The incidence of acute and chronic rejection has declined in current era due to improved immunosuppressive regimens. Acute rejection generally improves with steroid boluses and steroid resistant rejection is uncommon. CR may improve with escalation of immunosuppression or may result in irreversible loss of graft function leading to retransplantation or death. The current review discusses diagnosis and management of acute and chronic liver allograft rejection.
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- 2017
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33. Extramedullary plasmacytoma of tonsil: an unusual site
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Dheeraj Gautam, Rashi Sharma, Manoj Tayal, Shalini Goel, and Ritesh Sachdev
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Microbiology (medical) ,Adult ,Pathology ,medicine.medical_specialty ,business.industry ,Biopsy ,Palatine Tonsil ,lcsh:QR1-502 ,General Medicine ,lcsh:Microbiology ,Pathology and Forensic Medicine ,Diagnosis, Differential ,medicine.anatomical_structure ,Tonsil ,Positron-Emission Tomography ,medicine ,lcsh:Pathology ,Humans ,Female ,Extramedullary plasmacytoma ,business ,Multiple Myeloma ,lcsh:RB1-214 ,Plasmacytoma - Published
- 2019
34. Lower relapse rates with good post-transplant outcome in alcoholic liver disease: Experience from a living donor liver transplant center
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Vipul Rastogi, Neeraj Saraf, Sanjay Goja, Sanjiv Saigal, S. Ramachandra, V. Raut, Narendra S. Choudhary, Rahul Rai, Amit Rastogi, Saurabh Mehrotra, Prashant Bhangui, Dheeraj Gautam, Arvinder S. Soin, Naveen Kumar, and Sanjay Kumar Yadav
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Adult ,Male ,medicine.medical_specialty ,Alcoholic liver disease ,Time Factors ,media_common.quotation_subject ,India ,Context (language use) ,Living donor ,Gastroenterology ,03 medical and health sciences ,0302 clinical medicine ,Recurrence ,Interquartile range ,Surveys and Questionnaires ,Internal medicine ,Living Donors ,medicine ,Humans ,030212 general & internal medicine ,Liver Diseases, Alcoholic ,media_common ,business.industry ,Middle Aged ,Hepatology ,Abstinence ,medicine.disease ,Post transplant ,Liver Transplantation ,Survival Rate ,Treatment Outcome ,Female ,030211 gastroenterology & hepatology ,Health Facilities ,Living donor liver transplantation ,business - Abstract
Post-transplant relapse is a major factor influencing the long-term outcome in alcoholic liver disease (ALD) patients. The aim of this study was to evaluate the relapse rates following living donor liver transplantation (LDLT) in patients with ALD in the Indian context with strong family support. Of 458 patients who underwent LDLT for ALD, 408 were included in the study. Post-transplant relapse was determined by information provided by the patient and/or family by means of outpatient and e-mail questionnaire, supported by clinical/biochemical parameters/liver histopathology. All except one were males, with a mean age of 46.9 ± 8.5 years. The overall rate of relapse was 9.5 % at 34.7 months (interquartile range (IQR) 15–57.6), lower than that reported in the literature from the West. The relapse rate was higher in patients with a shorter duration of pre-transplant abstinence (17.4 % and 15.4 % for recipients with pre-transplant abstinence of
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- 2016
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35. An unusual left ventricular outflow tract mass in a patient with systemic lupus erythematosus
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Rahul Mehrotra, Hardeep Kaur Grewal, Raj Kumar, Ravi R Kasliwal, Manish Bansal, Roopa Salwan, Dheeraj Gautam, and Anil Bhan
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Aortic valve ,Mitral regurgitation ,medicine.medical_specialty ,business.industry ,Echogenicity ,General Medicine ,medicine.disease ,medicine.anatomical_structure ,Papillary fibroelastoma ,Internal medicine ,cardiovascular system ,medicine ,Cardiology ,Endocarditis ,Ventricular outflow tract ,Histopathology ,cardiovascular diseases ,Thrombus ,business - Abstract
A 25-year-old female, with systemic lupus erythematosus and antiphospholipid antibody syndrome, presented with exertional dyspnoea. Echocardiography showed a large (2.0 cm × 1.1 cm), echogenic, heterogeneous mass in the left ventricular outflow tract, under the aortic valve, attached to the ventricular aspect of the anterior mitral leaflet. Tiny flagellar, frond-like structures were seen attached to the surface of the mass. There was mitral regurgitation. These echocardiographic features were suggestive of a papillary fibroelastoma, but the histopathology of the excised mass revealed it to be a thrombus, which was consistent with a diagnosis of non-bacterial thrombotic endocarditis (NBTE). This case represents a rare histopathologically confirmed NBTE presenting as an unusually large mass in the left ventricular outflow tract.
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- 2020
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36. Good outcome of living donor liver transplantation for severe alcoholic hepatitis not responding to medical management: A single center experience of 39 patients
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Saurabh Mehrotra, Dheeraj Gautam, Sanjiv Saigal, Neeraj Saraf, Narendra S. Choudhary, Sanjay Kumar Yadav, Sanjay Goja, Srinivasan Thiagrajan, Prashant Bhangui, Amit Rastogi, Arvinder S. Soin, and Vipul Rastogi
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Adult ,Male ,Alcoholic liver disease ,medicine.medical_specialty ,Health (social science) ,Alcoholic hepatitis ,Toxicology ,Single Center ,Biochemistry ,Severity of Illness Index ,03 medical and health sciences ,Behavioral Neuroscience ,0302 clinical medicine ,Interquartile range ,Internal medicine ,Living Donors ,Medicine ,Humans ,Prospective Studies ,Good outcome ,Retrospective Studies ,Medical treatment ,business.industry ,Hepatitis, Alcoholic ,Disease Management ,General Medicine ,Middle Aged ,medicine.disease ,030227 psychiatry ,Liver Transplantation ,Survival Rate ,Treatment Outcome ,Neurology ,business ,Living donor liver transplantation ,Hospital stay ,030217 neurology & neurosurgery ,Follow-Up Studies - Abstract
Introduction There are limited data on outcomes of living donor liver transplantation (LDLT) for patients with severe alcoholic hepatitis. Methods The study included LDLT recipients for severe alcoholic hepatitis (n = 39) who did not improve with medical treatment and compared their outcomes with patients who underwent LDLT for alcoholic liver disease (n = 461). The diagnosis of severe alcoholic hepatitis was based on both clinical and explants data. No patients had psychiatric contraindications for liver transplant and all had good family support. The data are shown as number, mean (SD), or median (25–75 interquartile range). Results All transplant recipients were males, aged 42 ± 8 years. The patients with alcoholic hepatitis were abstinent for a duration of 4 ± 1.8 months at the time of LDLT. All patients underwent LDLT with a graft to recipient weight ratio of 0.95 ± 0.17. The post-transplant ICU and hospital stay were 5.4 ± 1.3 and 17.6 ± 8.4 days, respectively. When patients with alcoholic hepatitis (n = 39) were compared to patients who underwent LDLT for alcoholic liver disease without alcoholic hepatitis (n = 461), patients with alcoholic hepatitis were significantly younger (43.2 ± 8.5 vs. 48.2 ± 9.1 years, p = 0.001) and had higher Child's (10.9 ± 1.5 vs. 9.8 ± 1.8) and MELD scores (22.1 ± 4.5 vs. 18.4 ± 5.9, p = 0.000). Post-operative infections were also significantly more common in the alcoholic hepatitis group (71.7% vs. 51.6%, p = 0.018). Fungal infections developed in 23% of alcoholic hepatitis patients as compared to 14% in the rest of the alcoholic patients (p = 0.247). Six recipients (15.7%) died at a median follow-up of 28 (6–37) months due to infections, and five (12.8%) patients had relapse of alcohol drinking. Survival was not different between the two groups. Conclusion Living donor liver transplantation can be successfully performed with good survival for patients with severe alcoholic hepatitis.
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- 2018
37. Clinical application of animal based extracellular matrix in hernioplasty
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Souvik Maiti, Raghuvanshi, Divya Mohan, Naveen Kumar, S. Shivaraju, and Dheeraj Gautam
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Extracellular matrix ,business.industry ,Immunology ,Extracellular ,Medicine ,Matrix (biology) ,business ,Tumor immunology ,Immunopharmacology ,Biomedical engineering - Published
- 2018
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38. 21. De Novo Malignancies in 1639 Consecutive Living Donor Liver Transplant Recipients: An Experience from India
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Narendra S. Choudhary, Sanjiv Saigal, Srinivas Thiagrajan, Neeraj Saraf, Prashant Bhangui, Amit Rastogi, Sujeet Saha, Arvinder S. Soin, A. K. Tiwari, and Dheeraj Gautam
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medicine.medical_specialty ,Hepatology ,business.industry ,Internal medicine ,medicine ,business ,Living donor - Published
- 2019
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39. 15. Incidence, Significance and Outcome of Ischemia-reperfusion Injury in 1113 Living Donor Liver Transplants
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Sanjiv Saigal, Neeraj Saraf, Amit Rastogi, Karthik Mathivanan, Sagar Poudyal, A.S. Soin, Prashant Bangui, Narendra S. Choudhary, and Dheeraj Gautam
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Hepatology ,business.industry ,Anesthesia ,Incidence (epidemiology) ,Ischemia ,Medicine ,Liver transplants ,business ,medicine.disease ,Living donor ,Reperfusion injury - Published
- 2019
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40. Differences in the Clinicopathological Feature, Prognostic Features and Treatment Outcomes between Molecular Subtypes Among Indian Cohort with Diffuse Large B-Cell Lymphoma - a Single Center Experience
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Vaid, Ashok K, primary, Karanth, Suman S, additional, Khurana, Aseem, additional, Sood, Nitin, additional, Sen, Ashok, additional, Dheeraj, Gautam, additional, Chugh, Bhuvan, additional, and Mishra, Saurabh, additional
- Published
- 2019
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41. Genotype 3 and higher low-density lipoprotein levels are predictors of good response to treatment of recurrent hepatitis C following living donor liver transplantation
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Arvinder S. Soin, Narendra S. Choudhary, S. Ramachandra, Neeraj Saraf, Lipika Lipi, Amit Rastogi, Sanjiv Saigal, Sanjay Goja, Prashant Bhangui, Dheeraj Gautam, and P. Balachandran Menon
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Male ,medicine.medical_specialty ,Time Factors ,Genotype ,medicine.medical_treatment ,Hepatitis C virus ,Alpha interferon ,Liver transplantation ,medicine.disease_cause ,Antiviral Agents ,Gastroenterology ,chemistry.chemical_compound ,Recurrence ,Pegylated interferon ,Internal medicine ,Ribavirin ,Living Donors ,medicine ,Humans ,Treatment Failure ,business.industry ,Interferon-alpha ,virus diseases ,Hepatitis C ,Middle Aged ,Hepatology ,medicine.disease ,digestive system diseases ,Liver Transplantation ,Lipoproteins, LDL ,Treatment Outcome ,chemistry ,Immunology ,Female ,business ,Follow-Up Studies ,Forecasting ,medicine.drug - Abstract
Treatment of recurrent hepatitis C after liver transplantation is associated with poor sustained virological response (SVR) in genotype 1, and data on genotype 3 is limited to small numbers. We report one of the largest series of genotype 3 patients treated for recurrent hepatitis C following living donor liver transplantation (LDLT). From January 2002 to November 2013, of 1349 transplants, 359 patients had hepatitis C. Patients with histological recurrence were treated with pegylated interferon in escalating dose regimen for 48 weeks and weight-based ribavirin. Virological response was defined as rapid virological response (RVR—4 weeks), early virological response (EVR—12 weeks), end of treatment response (ETR—48 weeks), and SVR (24 weeks after end of treatment). SVR and no-SVR groups were compared for age, sex, body mass index (BMI), diabetes, total cholesterol, low-density lipoprotein (LDL), high-density lipoprotein (HDL), triglycerides, ferritin, genotype, and hepatitis C virus (HCV) RNA levels before initiation of treatment. The study included 67 patients who had at least 18 months of follow up after treatment initiation (45 males), aged 51 ± 6.3 years. Treatment was started after 16 months (median); baseline median RNA was 2.7 × 106 IU/mL. There was no significant difference between the SVR and no-SVR groups regarding age, sex ratio, follow up period, total cholesterol, triglycerides, HDL, BMI, prevalence of diabetes, HCV RNA, and ferritin levels. Genotype 3, RVR, EVR, ETR, and higher LDL levels were significantly associated with SVR. Genotype 3 had a significantly higher SVR rate of 71 % as compared to an SVR rate of only 14 % in genotype 1, p = 0.0003. Absence of RVR and EVR predicted treatment failure with a specificity of 88 % and 92 %, respectively. Genotype 3 and higher LDL levels predict SVR in patients treated for hepatitis C recurrence following LDLT, whereas absence of RVR and EVR strongly predict treatment failure.
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- 2015
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42. Estimation of normal values of serum transaminases based on liver histology in healthy Asian Indians
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Narendra S. Choudhary, Lipika Lipi, Neeraj Saraf, Arvinder S. Soin, Sanjiv Saigal, and Dheeraj Gautam
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medicine.medical_specialty ,Pathology ,education.field_of_study ,Hepatology ,medicine.diagnostic_test ,business.industry ,Fatty liver ,Population ,Gastroenterology ,Histology ,medicine.disease ,Liver biopsy ,Internal medicine ,Biopsy ,medicine ,Steatohepatitis ,Steatosis ,business ,education ,Body mass index - Abstract
Background and Aim Liver biopsy-based studies have shown that serum levels of aminotransferases are lower than conventional cut-off of 40 IU/mL in persons with normal histology. There is no such study in Indian population based on liver histology. This study aims to estimate normal values of serum aminotransferases in healthy Indian population with normal liver histology. Methods This retrospective study includes all liver donors who underwent liver donation at our centre and had a preoperative liver biopsy done for various reasons. All the donors had negative viral markers. Nonalcoholic fatty liver (NAFL) was defined as > 5% hepatocytes having steatosis and no changes of steatohepatitis. Results The study included 331 donors (147 males) with the ages of 35.7 ± 10.2 years. NAFL was present in 167 donors (50.4%). In comparison with male donors with normal histology (n = 67), donors with NAFL (n = 80) had significantly higher age, body mass index, aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase, gamma-glutamyl transpeptidase, total cholesterol, low-density lipoprotein, and fasting blood sugar. In comparison with female donors with normal histology, donors with NAFL had significantly higher body mass index, ALT, and triglycerides; however, there was no significant difference regarding other parameters. Of the AST and ALT in normal histology donors, 95th percentile were 33.8 IU/L and 38.6 IU/L for males and 31 IU/L and 35.2 IU/L for females. Twenty-five donors had lean NAFL (body mass index
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- 2015
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43. De Novo Autoimmune Hepatitis After Living Donor Liver Transplantation: A Series of 4 Cases
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Dheeraj Gautam, Arvinder S. Soin, Sanjiv Saigal, Neeraj Saraf, and Narendra S. Choudhary
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medicine.medical_specialty ,Hepatology ,biology ,business.industry ,Autoantibody ,Histology ,Case Report ,Autoimmune hepatitis ,Disease ,030230 surgery ,Plasma cell ,medicine.disease ,Gastroenterology ,Immunoglobulin G ,Tacrolimus ,03 medical and health sciences ,0302 clinical medicine ,medicine.anatomical_structure ,surgical procedures, operative ,Internal medicine ,medicine ,biology.protein ,030211 gastroenterology & hepatology ,Living donor liver transplantation ,business - Abstract
While Autoimmune Hepatitis (AIH) may recur in patients after liver transplant, an AIH like presentation (positive auto antibodies, raised immunoglobulin G, raised transaminases and histology showing plasma cell rich infiltrate) may also occur in liver transplant recipients who had transplant for some other disease, called De novo Autoimmune Hepatitis (DAIH). A timely diagnosis and treatment can prevent further graft dysfunction. We report 4 cases of DAIH after living donor liver transplantation.
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- 2017
44. Efficacy And Safety of Sofosbuvir Based Regimens For Treatment of Hepatitis C Recurrence After Living Donor Liver Transplantation: An Experience From India
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Arvinder S. Soin, Prashant Bhangui, Narendra S. Choudhary, Sanjay Goja, Amit Rastogi, Neeraj Saraf, Dheeraj Gautam, and Sanjiv Saigal
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medicine.medical_specialty ,Treatment response ,Sofosbuvir ,medicine.medical_treatment ,Statistical difference ,Liver transplantation ,Gastroenterology ,03 medical and health sciences ,chemistry.chemical_compound ,0302 clinical medicine ,Internal medicine ,medicine ,Hepatology ,business.industry ,Ribavirin ,virus diseases ,Hepatitis C ,medicine.disease ,Surgery ,Clinical trial ,chemistry ,030220 oncology & carcinogenesis ,030211 gastroenterology & hepatology ,Original Article ,Living donor liver transplantation ,business ,medicine.drug - Abstract
INTRODUCTION: Results of Sofosbuvir based regimens for hepatitis C (HCV) recurrence after liver transplantation are available from well-designed clinical trials. Most of the data is from deceased donor liver transplant (DDLT) setting, and data on “real world” experience for HCV recurrence after living donor liver transplantation (LDLT) is limited. MATERIAL AND METHODS: Consecutive 78 patients who completed Sofosbuvir based HCV treatment after liver transplantation were included. Following Sofosbuvir based regimens were used; Sofosbuvir + Ribavirin (n = 58), Sofosbuvir + Ledipasvir ± Ribavirin (n = 5), Sofosbuvir + Daclatasvir ± Ribavirin (n = 15). Treatment was given for 12 weeks (triple therapy) or 24 weeks (dual therapy). RESULTS: A total of 74/78 (94.8%) patients achieved end of treatment response (ETR) while 4 did not achieve ETR. A total of 68/76 (89.4%) patients achieved sustained virological response at 12 weeks (SVR12). while 2 are waiting for 12 weeks follow up after ETR. Twelve patients had history of failed previous treatment with Peginterferon and Ribavirin after LDLT, all these patients achieved ETR and 11/12 had SVR12. There was no statistical difference in response rates between genotype 1 or 3. Eighteen patients (16 on Ribavirin) had hemoglobin
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- 2017
45. Outcome of Living Donor Liver Transplantation for Wilson's Disease in Adults: A Single Center Experience
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Prashant Bhangui, Narendra S. Choudhary, Dheeraj Gautam, Amit Rastogi, Arvinder S. Soin, Vijay Vohra, Deepak Govil, Neeraj Saraf, Sanjay Goja, Srinivasan Thiagrajan, and Sanjiv Saigal
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medicine.medical_specialty ,Hepatology ,business.industry ,medicine.medical_treatment ,Disease ,030230 surgery ,Liver transplantation ,Single Center ,medicine.disease ,Transplantation ,Wilson's disease ,03 medical and health sciences ,Liver disease ,0302 clinical medicine ,Spouse ,Internal medicine ,Cohort ,Medicine ,030211 gastroenterology & hepatology ,Original Article ,business - Abstract
Introduction Although liver transplantation is a definitive cure for Wilson's disease (WD), there is limited data about results of living donor liver transplantation (LDLT) in adults. Material and methods 18 adults underwent LDLT for WD. The presentations before LDLT were decompensated cirrhosis (n = 16), acute on chronic liver failure (n = 1) and acute liver failure (n = 1). The donors were parents (n = 2), siblings (n = 3), cousin (n = 1), daughter (n = 1), nephew (n = 1), spouse or relatives of spouse (n = 9) and from swap transplantation (n = 1). All genetically related donors were negative for screening of WD. Results The study cohort comprised of 15 males and 3 females, aged 32 ± 10 years. Severity of liver disease (excluding acute liver failure patient) was as follows; Child's score 10 ± 2, model for end-stage liver disease (MELD) score 18 ± 6. The graft to recipient weight ratio was 1 ± 0.2. The ICU and hospital stay were 5.5 ± 0.9 and 15 ± 5 days. Two patients died in first month after liver transplantation, rest of patients are doing well at median 15 (8–38 months). Two patients had acute cellular rejection that responded to steroids, one had hepatic artery thrombosis and 2 had biliary strictures. Three patients had neurological symptoms; 2 of these patients had partial recovery while one had complete recovery. There was no significant difference between LDLT from genetically related or unrelated donors. Conclusion LDLT for WD in adults is associated with good outcomes.
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- 2017
46. Gastrointestinal Histoplasmosis: A Case Series
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Smeeta Gajendra, Rajan Duggal, Ruchika Goel, Ishani Mohapatra, Smruti R. Mishra, Dheeraj Gautam, Lipika Lipi, and Rashi Sharma
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0301 basic medicine ,Adult ,Diarrhea ,Male ,Gastrointestinal bleeding ,medicine.medical_specialty ,Antifungal Agents ,Time Factors ,Colon ,Biopsy ,030106 microbiology ,Histoplasma ,India ,Gastroenterology ,Histoplasmosis ,Pathology and Forensic Medicine ,03 medical and health sciences ,0302 clinical medicine ,Amphotericin B deoxycholate ,Internal medicine ,Amphotericin B ,medicine ,Humans ,Aged ,Retrospective Studies ,Gastrointestinal tract ,medicine.diagnostic_test ,biology ,business.industry ,Colonoscopy ,Middle Aged ,medicine.disease ,biology.organism_classification ,Prognosis ,Drug Combinations ,030211 gastroenterology & hepatology ,Surgery ,Histopathology ,Female ,Anatomy ,medicine.symptom ,business ,Gastrointestinal Hemorrhage ,Deoxycholic Acid ,Follow-Up Studies - Abstract
Histoplasmosis is an invasive mycosis caused by inhalation of the spores of dimorphic fungi Histoplasma capsulatum. The disease manifests in the lung as acute or chronic pulmonary histoplasmosis and in severe cases gets disseminated in multiple organs like skin, adrenal gland, central nervous system, lymph node, liver, spleen, bone marrow, and gastrointestinal tract. It occurs most commonly in immunodeficient patients like HIV-positive patients and transplant recipients, while immunocompetent hosts are affected rarely. In cases of gastrointestinal histoplasmosis, the samples are collected for culture and biopsy should be sent for histopathological examination for definitive diagnosis. We conducted a retrospective study of colonic biopsies performed in the department of gastroenterology in a tertiary care hospital of north India from January 2014 to December 2015. Five cases of colonic histoplasmosis were diagnosed on histopathology out of which 4 patients were from north India while 1 patient was from Myanmar. The patients presented with various complaints, including loose stools, diarrhea, altered bowel habits, and gastrointestinal bleeding. The prognosis is very good after early and aggressive treatment while the disease is fatal if it remains untreated. In our study, 2 patients died within few days of diagnosis due to delay in the diagnosis, dissemination, and associated complications. Other patients were started on amphotericin B deoxycholate and are under follow-up. An early diagnosis of gastrointestinal histoplasmosis is important as appropriate treatment leads to long-term survival while untreated cases are almost fatal.
- Published
- 2017
47. Intramedullary melanocytoma of thoracic spine: A rare case report
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Dheeraj Gautam, Aditya Gupta, Ishani Mohapatra, and Pranav Dorwal
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Medulloblastoma ,Pathology ,medicine.medical_specialty ,melanocytoma ,thoracic spine ,business.industry ,Leptomeninges ,Case Report ,General Medicine ,Anatomy ,medicine.disease ,Spinal cord ,Cytokeratin ,medicine.anatomical_structure ,Vascularity ,Paraganglioma ,Intramedullary ,medicine ,Nuclear atypia ,medicine.symptom ,Melanocytoma ,business - Abstract
Melanocytomas are present in leptomeninges and arise from neural crest during early embryonic development. They are a rare entity and usually occur in the thoracic spine and infratentorial region. We report a 32-year-old female with meningeal melanocytoma of D9-10. Magnetic resonance imaging revealed an intramedullary spinal tumor at D9-D10. Intraoperatively, the tumor was greyish-black in color with moderate vascularity, and was adherent to the cord. The clinical differential diagnoses included cavernoma and melanocytoma. On microscopic examination, the lesion showed sheets of cells with marked pigment deposition, which was obscuring the cellular morphology. The pigment was confirmed to be melanin by Masson's Fontana stain. Immunohistochemistry was performed, which showed positivity for HMB-45, S-100, Vimentin and Melan-A. The cells were negative for cytokeratin, epithelial membrane antigen, Glial fibrillary acidic protein and neuron-specific enolase. Mib-1 labeling index was less than 1%. In view of the lack of nuclear atypia, mitoses, necrosis and low Mib-1-labeling index along with immunohistochemistry profile, the diagnosis of Melanocytoma was made. Melanocytomas are rare pigmented tumors of the spinal cord and posterior cranial fossa. They are benign in nature, but can also be locally aggressive. Melanocytic lesions of the nervous system are to be differentiated from metastatic melanomas and also tumors showing melanin pigment deposition like schwanomma, paraganglioma, medulloblastoma and various gliomas.
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- 2014
48. 3. An enigmatic case of undiagnosed severe diarrhoea post living donor liver transplant
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Sanjiv Saigal, Narendra S. Choudhary, Abhishek Kathuria, Dheeraj Gautam, Amey Dilip Sonavane, A.S. Soin, and Neeraj Saraf
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Severe diarrhoea ,Pediatrics ,medicine.medical_specialty ,Hepatology ,business.industry ,medicine ,business ,Living donor - Published
- 2018
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49. Frozen section pickup of a lung tumor embolus in pulmonary artery: an interesting case
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Ritesh Sachdev, Dheeraj Gautam, and Krati Agrawal
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Pulmonary and Respiratory Medicine ,medicine.medical_specialty ,Frozen section procedure ,business.industry ,030204 cardiovascular system & hematology ,Vascular surgery ,Cardiac surgery ,Surgery ,03 medical and health sciences ,0302 clinical medicine ,Embolus ,Cardiothoracic surgery ,medicine.artery ,Pulmonary artery ,Medicine ,Lung tumor ,030212 general & internal medicine ,Radiology ,Cardiology and Cardiovascular Medicine ,business - Published
- 2017
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50. A liver mass in a case of gastrointestinal stromal tumour of the stomach is not always a metastasis
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Ritesh Sachdev, A. Rana, Ishani Mohapatra, Bhawna Jha, Dheeraj Gautam, and Ruchika Goel
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medicine.medical_specialty ,Histology ,Stromal cell ,business.industry ,Stomach ,General Medicine ,medicine.disease ,Gastroenterology ,Liver mass ,Pathology and Forensic Medicine ,Metastasis ,03 medical and health sciences ,0302 clinical medicine ,medicine.anatomical_structure ,030220 oncology & carcinogenesis ,Internal medicine ,medicine ,030211 gastroenterology & hepatology ,business - Published
- 2014
- Full Text
- View/download PDF
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