31 results on '"Biyik, Murat"'
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2. May Neutrophil Gelatinase-Associated Lipocalin (NGAL) Level Predict Mortality in Patients with Hepatocellular Carcinoma (HCC)?
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Dertli, Ramazan, Biyik, Murat, Yolacan, Ramazan, Karakarcayildiz, Ahmet, Keskin, Muharrem, Kayar, Yusuf, and Asil, Mehmet
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- 2020
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3. Hypomagnesemia Among Outpatient Long-Term Proton Pump Inhibitor Users
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Biyik, Murat, Solak, Yalcin, Ucar, Ramazan, Cifci, Sami, Tekis, Dilek, Polat, İlker, Göktepe, Mevlüt Hakan, Sakiz, Davut, Ataseven, Huseyin, and Demir, Ali
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- 2017
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4. Differences in nephrotoxicity risk and renal effects among anti-viral therapies against hepatitis B
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Koklu, S., Gulsen, M. T., Tuna, Y., Koklu, H., Yuksel, O., Demir, M., Guner, R., Dogan, Z., Kucukazman, M., Poyrazoglu, O. K., Biyik, M., Ozturk, N. A., Aydogan, T., Coban, S., Kocaman, O., Sapmaz, F., Gokturk, S. H., Karaca, C., Demirezer, A., Tanoglu, A., Yildirim, B., Altinbas, A., Atak, B. M., Cosar, A. M., Alkan, E., Koklu, Seyfettin, Gulsen, Murat Taner, Tuna, Yasar, Koklu, Hayretdin, Yuksel, Osman, Demir, Mehmet, Guner, Rahmet, Dogan, Zeynal, Kucukazman, Metin, Poyrazoglu, Orhan Kursat, Biyik, Murat, Ozturk, Nevin A., Aydogan, Timucin, Coban, Sahin, Kocaman, Orhan, Sapmaz, Ferda, Gokturk, Savas H., Karaca, Cetin, Demirezer, Aylin, Tanoglu, Alpaslan, Yildirim, Beytullah, Altinbas, Akif, Atak, Burcu M., Cosar, Arif M., Alkan, Erhan, Tufan, Zeliha K., Kekilli, Murat, Ataseven, Huseyin, Purnak, Tugrul, Basar, Omer, Koklu, Nimet, Ozturk, Omer, Bakkaloglu, Kagan, Besisik, Fatih, Kockar, Cem, Arslan, Serab, and Unverdi, Selman
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- 2015
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5. Sertraline treatment is associated with an improvement in depression and health-related quality of life in chronic peritoneal dialysis patients
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Atalay, Huseyin, Solak, Yalcin, Biyik, Murat, Biyik, Zeynep, Yeksan, Mehdi, Uguz, Faruk, Guney, Ibrahim, Tonbul, Halil Zeki, and Turk, Suleyman
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- 2010
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6. Neutrophil gelatinase-associated lipocalin in prediction of mortality in patients with hepatorenal syndrome: a prospective observational study
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Gungor, Gokhan, Ataseven, Huseyin, Demir, Ali, Solak, Yalcin, Gaipov, Abduzhappar, Biyik, Murat, Ozturk, Bahadir, Polat, Ilker, Kiyici, Aysel, Cakir, Ozlem O., and Polat, Hakki
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- 2014
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7. Systemic Inflammation Response Index and Systemic Immune Inflammation Index Are Associated with Clinical Outcomes in Patients with Acute Pancreatitis?
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Biyik, Murat, Biyik, Zeynep, Asil, Mehmet, and Keskin, Muharrem
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PANCREATITIS , *ACUTE kidney failure , *TREATMENT effectiveness , *INFLAMMATION - Abstract
Objectives: The inflammatory response is critically important in acute pancreatitis (AP). Systemic immune-inflammation (SII) index and systemic inflammation response index (SIRI), which are novel inflammatory markers, have been linked to determining outcomes in various diseases. The goal of the current study was to examine the relation of the SII index and SIRI with disease severity and acute kidney injury (AKI) in subjects with AP. Methods: A total of 332 subjects with AP were analyzed retrospectively. SII index was calculated using the formula; platelet (P)×neutrophil (N)/lymphocyte (L), while SIRI was calculated as N × monocyte (M)/L count. Multivariate regression (MR) was done to determine the independent risk factors for AKI and severe AP (SAP). Results: Statistical analyses showed that both median SII index and median SIRI increased gradually with higher AP severity (p < 0.001). Both SII index and SIRI were higher in subjects with AKI compared to controls (p < 0.001). Using MR analysis, the SII index was found to independently predict both SAP (OR = 1.004, 95% CI: 1.001–1.008, p = 0.018) and AKI (OR = 1.005, 95% CI: 1.003–1.008, p < 0.001). ROC analysis showed that the SII index could accurately differentiate SAP (AUC = 0.809, p < 0.001) and AKI (AUC = 0.820, p = 0.001) in patients with acute pancreatitis. ROC analysis also showed that SIRI could also accurately differentiate SAP (0.782, p < 0.001) and AKI (AUC = 0.776, p = 0.001). Conclusions: SIRI and the SII indexes can be used as potential biomarkers in predicting both disease severity and AKI development in subjects with AP. [ABSTRACT FROM AUTHOR]
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- 2022
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8. Can neutrophil-lymphocyte ratio predict mortality in acute non-variceal upper gastrointestinal bleeding?
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Dertli, Ramazan, Toka, Bilal, Asıl, Mehmet, Kayar, Yusuf, Karakarcayildiz, Ahmet, Göktepe, Mevlüt Hakan, Biyik, Murat, Konur, Sevki, and Ataseven, Huseyin
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PATIENT aftercare ,PLATELET lymphocyte ratio ,GASTROINTESTINAL hemorrhage ,NEUTROPHIL lymphocyte ratio ,ACUTE diseases - Abstract
Copyright of Turkish Journal of Trauma & Emergency Surgery / Ulusal Travma ve Acil Cerrahi Dergisi is the property of KARE Publishing and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2022
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9. Serum soluble TWEAK levels in non-alcoholic fatty liver disease.
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Dertli, Ramazan, Biyik, Murat, Yolaçan, Ramazan, Keskin, Muharrem, Kayar, Yusuf, Uysal, Saliha, Ataseven, Huseyin, Polat, Hakki, Unver, Nurcan, Demir, Ali, and Asil, Mehmet
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SERUM , *FATTY liver , *CHRONIC diseases , *PATHOGENESIS , *APOPTOSIS - Abstract
Aim: Non-alcoholic fatty liver disease (NAFLD) is the most common chronic liver disease. The exact pathogenesis of NAFLD has not been fully elucidated. Tumor necrosis factor-like weak inducer of apoptosis (TWEAK) is a member of TNF superfamily and it has been implicated in the pathogenesis of several diseases including liver inflammation and fibrosis. Current study was conducted to evaluate serum sTWEAK levels in patients with NAFLD. Material and Methods: Seventeen patients with biopsy proven non-alcoholic steatohepatitis (NASH), 22 patients with simple hepatosteatosis and 30 healthy controls were included in the study and serum sTWEAK concentrations were measured using commercial ELISA kits. Results: Mean serum sTWEAK concentration was significantly lower in the NASH group when compared to the simple hepatosteatosis group and healthy controls (199.6±101.2 pg/mL, 246.1±65.7 pg/mL and 277.6±117.6 pg/mL respectively, p=0.029). ROC analyses for sTWEAK to differentiate NASH patients from healthy controls and from simple hepatosteatosis revealed that AUC for sTWEAK was 0.712 (%95 CI, 0.543-0.880). For the specified cut off value, 171.1 pg/mL positive and negative predictive values calculated were 64.3% and 85.5% respectively. Conclusion: Serum sTWEAK concentration is decreasedin patients with NASH when compared to patients with simple hepatosteatosis and healthy controls. [ABSTRACT FROM AUTHOR]
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- 2019
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10. External Hemorrhage from a Portacaval Anastomosis in a Patient with Liver Cirrhosis
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Biyik, Murat, Ucar, Ramazan, Cifci, Sami, Ozbek, Orhan, Gungor, Gokhan, Ozer Cakir, Ozlem, Yavuz, Fatma, Ataseven, Huseyin, and Demir, Ali
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Article Subject - Abstract
Variceal bleeding is the major complication of portal hypertension in patients with liver cirrhosis. Hemorrhage mainly occurs in gastrointestinal lumen. Extraluminal hemorrhages are quite rare, such as intraperitoneal hemorrhages. We aimed to present a variceal bleeding case from the anastomosis on the anterior abdominal wall, as an extraordinary bleeding location, in a patient with portal hypertension in whom there were no esophageal and gastric varices.
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- 2014
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11. Authors' Reply to the Letter to the Editor: "Comprehensive Assessment of Inflammatory Indices to Predict Outcomes in Acute Pancreatitis".
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Biyik, Murat, Biyik, Zeynep, Asil, Mehmet, and Keskin, Muharrem
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PANCREATITIS , *ACUTE kidney failure , *AUTHOR-editor relationships - Abstract
The authors of this letter to the editor respond to a previous study on inflammatory markers in patients with acute pancreatitis. They discuss the use of the systemic immune-inflammation (SII) index and the systemic inflammation response index (SIRI) as potential biomarkers for assessing the severity of acute pancreatitis and the development of acute kidney injury (AKI). The authors also mention a novel index called the Pan-Immune-Inflammation Value (PIV) and compare its effectiveness to the SII and SIRI. They find that the PIV is highly correlated with the SII and SIRI and shows similar associations with disease severity and AKI development. However, the PIV is not superior to the SII and SIRI in predicting these outcomes. The authors suggest further research on more sophisticated indices and the analysis of dynamic changes in the SII and SIRI over time. [Extracted from the article]
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- 2023
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12. Dynamic thiol-disulfide homeostasis is disturbed in hepatitis B virus-related chronic hepatitis and liver cirrhosis.
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DERTLİ, Ramazan, KESKİN, Muharrem, BIYIK, Murat, ATASEVEN, Hüseyin, POLAT, Hakkı, DEMİR, Ali, OLTULU, Pembe, NEŞELOĞLU, Salim, EREL, Özcan, and ASIL, Mehmet
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HOMEOSTASIS ,PHYSIOLOGICAL control systems ,TREATMENT of cirrhosis of the liver ,LIVER diseases ,OXIDATIVE stress - Abstract
Background/aim: Thiol-disulfide homeostasis is an important antioxidant defense mechanism. This study was conducted to investigate dynamic thiol-disulfide homeostasis in patients with hepatitis B virus-related chronic hepatitis and liver cirrhosis. Materials and methods: Seventy-one treatment-naive patients with chronic hepatitis B (CHB), 50 patients with hepatitis B virusassociated liver cirrhosis, and 45 healthy controls were included in the study. Serum total and native thiol concentrations and serum disulfide concentrations were measured using an automated method. Results: Mean serum total thiol concentrations in the control, CHB, and cirrhosis groups were 481.64 ± 37.87 µmol/L, 438.50 ± 71.35 µmol/L, and 358.07 ± 80.47 µmol/L, respectively (P < 0.001), and mean serum native thiol concentrations in the control, CHB, and cirrhosis groups were 452.92 ± 36.43 µmol/L, 400.16 ± 65.92 µmol/L, and 328.15 ± 74.91 µmol/L, respectively (P < 0.001). Mean serum disulfide concentrations in the control, CHB, and cirrhosis groups were 14.38 ± 3.38 µmol/L, 19.19 ± 6.16 µmol/L, and 14.98 ± 5.53 µmol/L, respectively (P < 0.001). There was a progressive decrease in both mean serum native and total thiol concentrations parallel to the liver fibrosis stage. Conclusion:: Thiol-disulfide homeostasis is disturbed in patients with hepatitis B virus-related chronic hepatitis and liver cirrhosis. [ABSTRACT FROM AUTHOR]
- Published
- 2018
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13. Dynamic thiol-disulfide homeostasis is disturbed in patients with non-alcoholic fatty liver disease.
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Asil, Mehmet, Dertli, Ramazan, Biyik, Murat, Yolacan, Ramazan, Erel, Ozcan, Neselioglu, Salim, Ataseven, Huseyin, Polat, Hakkı, and Demir, Ali
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COMPARATIVE studies ,FATTY liver ,HOMEOSTASIS ,IMIDAZOLES ,OXIDOREDUCTASES ,OXIDATIVE stress ,DESCRIPTIVE statistics - Abstract
Background: Oxidative stress has been implicated in the pathogenesis of non-alcoholic fatty liver disease (NAFLD). Plasma thiols are major defense mechanisms against oxidative stress and undergo oxidation to form disulfides under oxidative conditions. This study was conducted to investigate thiol-disulfide homeostasis in NAFLD patients. Methods: Thirty patients with biopsy proven non-alcoholic steatohepatitis (NASH), 40 patients with simple steatosis and 50 healthy controls were included in the study. Serum total and native thiol concentrations and serum disulfide concentration were measured using the Erel and Neselioglu's method. Results: The mean serum total thiol concentrations in the NASH, simple steatosis and control groups were 415 ± 64 μmol/L, 447 ± 38 μmol/L and 480 ± 37 μmol/L, respectively (p < 0.001). The mean serum native thiol concentrations in the NASH, simple steatosis and control groups were 378 ± 62 μmol/L, 416 ± 41 μmol/L and 451 ± 36 μmol/L, respectively (p < 0.001). The mean serum disulfide concentrations in the NASH, simple steatosis and control groups were 18.5 ± 6.3 μmol/L, 15.5 ± 4.8 μmol/L and 14.9 ± 3.6 μmol/L, respectively (p = 0.005). The native thiol/total thiol ratio was significantly lower and the disulfide/total thiol and disulfide/native thiol ratios were significantly higher in the NASH group than in the simple steatosis and control groups. Conclusions: Thiol-disulfide homeostasis is disturbed and shifted toward disulfide side in NAFLD and NASH patients. [ABSTRACT FROM AUTHOR]
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- 2018
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14. Duodenal varices diagnosed by endoscopic ultrasound: A case report.
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Asil, Mehmet, Dertli, Ramazan, Biyik, Murat, Ataseven, Huseyin, Polat, Hakki, and Demir, Ali
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DUODENAL diseases ,PORTAL hypertension ,ENDOSCOPIC ultrasonography - Abstract
Portal hypertension and associated complications cause significant morbidity and mortality in cirrhotic patients. Variceal development is the most important portal hypertension related complication. Varices most commonly occur around the gastroesophageal junction, but ectopic varices may develop in many gastrointestinal and extra-gastrointestinal localizations. Duodenum is one of the most common localizations for ectopic varices. Diagnosis of duodenal varices is usually made by upper gastrointestinal endoscopy, but endoscopic appearance is not diagnostic and usually further investigations are required in order to make accurate diagnosis. Endoscopic ultrasound is the gold standard method for the examination of gastrointestinal submucosal lesions therefore it is also useful in the work up of suspected duodenal varices. Here we present a patient with cryptogenic liver cirrhosis followed in our clinic, whom duodenal lesions suspected of duodenal varices were noticed during upper gastrointestinal endoscopic examination and endoscopic ultrasound was used to confirm the presence of duodenal varices. [ABSTRACT FROM AUTHOR]
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- 2017
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15. Serum ischemic modified albumin (IMA) concentration and IMA/albumin ratio in patients with hepatitis B-related chronic liver diseases.
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YAVUZ, Fatma, BIYIK, Murat, ASIL, Mehmet, DERTLİ, Ramazan, DEMİR, Ali, POLAT, Hakkı, UYSAL, Saliha, and ATASEVEN, Hüseyin
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ALBUMINS , *HEPATITIS B , *LIVER diseases , *PROTEIN synthesis , *CIRRHOSIS of the liver , *PATIENTS - Abstract
Background/aim: Albumin is the most important protein synthesized by the liver. Posttranscriptional changes occur in the molecular structure of albumin due to various factors and isoforms arise. Ischemic modified albumin (IMA) is one such isoform. This study was conducted to evaluate serum IMA concentrations in patients with hepatitis B virus (HBV)-related chronic liver diseases. Materials and methods: This study included 74 treatment-naive chronic hepatitis B patients, 25 patients with HBV-related cirrhosis, and 49 healthy controls. Serum IMA concentration was measured spectrophotometrically using the albumin cobalt binding test. Results: The mean IMA concentrations in the chronic hepatitis B group and healthy controls were 0.33 ± 0.11 ABSU and 0.27 ± 0.70 ABSU, respectively, and the difference was statistically significant (P < 0.001). Mean IMA/albumin ratios (IMAR) in the chronic hepatitis B and control groups were 0.08 ± 0.04 and 0.06 ± 0.17, respectively, and the difference was also statistically significant (P < 0.001). Higher serum IMA concentrations and IMAR were detected in patients with advanced fibrosis. Conclusion: Serum IMA concentration and IMAR are increased in patients with HBV-related chronic liver diseases and IMA and IMAR are associated with the degree of liver fibrosis. IMA and IMAR may have potential use as noninvasive markers of fibrosis in chronic hepatitis B patients. [ABSTRACT FROM AUTHOR]
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- 2017
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16. Renal dysfunctions in cirrhosis.
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Biyik, Murat, Asil, Mehmet, and Biyik, Zeynep
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KIDNEY disease prevention , *ACUTE kidney failure , *CHRONIC kidney failure , *CIRRHOSIS of the liver , *DISEASE complications - Abstract
Kidney dysfunction is a common and potentially life-threating event in patients with cirrhosis, and underlying mechanisms for renal dysfunction are quite variable. Acute kidney injury (AKI) is relatively frequent encountered in approximately 20% of hospitalized patients with cirrhosis. Nevertheless, chronic kidney disease (CKD) occurs in almost 1% of all patients with cirrhosis. In this review various renal problems encountered in cirrhotic patients are discussed and strategies to prevent renal dysfunction are suggested. [ABSTRACT FROM AUTHOR]
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- 2016
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17. Rectal or intramuscular diclofenac reduces the incidence of pancreatitis after endoscopic retrograde cholangiopancreatography.
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UÇAR, Ramazan, BIYIK, Murat, UÇAR, Esma, POLAT, İlker, ÇİFÇİ, Sami, ATASEVEN, Hüseyin, and DEMİR, Ali
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DICLOFENAC , *ENDOSCOPIC retrograde cholangiopancreatography , *PANCREATITIS , *INTRAMUSCULAR injections , *BLOOD serum analysis , *ABDOMINAL pain - Abstract
Background/aim: Acute pancreatitis is the most common adverse event of endoscopic retrograde cholangiopancreatography (ERCP). We aimed to evaluate the efficacy of intramuscular diclofenac sodium for prophylaxis of post-ERCP pancreatitis (PEP) in comparison to the rectal form. Materials and methods: One hundred and fifty consecutive patients who underwent ERCP were enrolled in this single-center, prospective, randomized controlled study. Patients were randomized into three groups. The first group received 75 mg of diclofenac sodium via intramuscular route and the second group received 100 mg of diclofenac sodium rectally 30-90 min before the procedure. The third group served as the control group. Patients were evaluated for post-ERCP pancreatitis with serum amylase levels and abdominal pain 24 h after the procedure. Results: The overall incidence of PEP was 6% (n = 9) and 2% (n = 1) in the intramuscular (IM) and rectal groups, respectively, and 14% in the control group (P = 0.014). Nineteen (12.7%) patients developed post-ERCP abdominal pain (8% in IM, 10% in rectal, and 20% in control group; P = 0.154). Twenty-five (16.6%) patients developed post-ERCP hyperamylasemia (10% in IM, 12% in rectal, and 24% in control group; P = 0.03). Conclusion: Prophylaxis with diclofenac given rectally or intramuscularly is an effective option for the management of post-ERCP pancreatitis. [ABSTRACT FROM AUTHOR]
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- 2016
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18. Partial Splenic Embolization may be an Option to Overcome Thrombocytopenia Interfering with Triple Therapy in HCV (+) Cirrhotic Patients: A Case Report.
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ASİL, Mehmet, BIYIK, Murat, ÇİFÇİ, Sami, SAYIN, Serhat, UÇAR, Ramazan, ÖZBEK, Orhan, ATASEVEN, Hüseyin, POLAT, Hakkı, and DEMİR, Ali
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THROMBOCYTOPENIA treatment ,CHRONIC hepatitis C ,TELAPREVIR ,CIRRHOSIS of the liver ,THERAPEUTIC embolization ,INTERFERONS ,RIBAVIRIN ,SPLEEN diseases ,GENOTYPES ,THROMBOCYTOPENIA ,SPLENIC artery ,ANGIOGRAPHY - Abstract
Copyright of Viral Hepatitis Journal / Viral Hepatit Dergisi is the property of Galenos Yayinevi Tic. LTD. STI and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2015
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19. Evaluation of the Efficacy of Tenofovir in Chronic Hepatitis B Patients Unresponsive to Lamivudine.
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ÇİFÇİ, Sami, KAYHAN, Yusuf, GÜNGÖR, Gökhan, BIYIK, Murat, ASİL, Mehmet, ATASEVEN, Hüseyin, and DEMİR, Ali
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DRUG efficacy ,DNA ,TENOFOVIR ,DRUG resistance ,TREATMENT duration ,LAMIVUDINE ,TREATMENT effectiveness ,TREATMENT failure ,DESCRIPTIVE statistics ,CHRONIC hepatitis B ,ALANINE aminotransferase ,CREATININE ,EVALUATION - Abstract
Copyright of Viral Hepatitis Journal / Viral Hepatit Dergisi is the property of Galenos Yayinevi Tic. LTD. STI and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2015
- Full Text
- View/download PDF
20. Current Status of Five Different Regimens for Empiric First-Line Helicobacter pylori Eradication in Turkey.
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Gungor, Gokhan, Baglıcakoglu, Murat, Kayacetin, Ertugrul, Biyik, Murat, Ucar, Ramazan, Goktepe, Hakan, ataseven, Huseyin, and Demir, ali
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HELICOBACTER pylori ,BISMUTH ,HELICOBACTER ,GRAM-negative bacteria ,DIGESTION ,THERAPEUTICS - Abstract
Background/Aims: This study aimed at comparing the efficacy and tolerability of 5 different regimens for Helicobacter pylori eradication in recent years. Methods:H. pylori-positive patients with dyspeptic symptoms were included and separated into 5 groups. The 'PAC group' was given pantoprazole, amoxicillin and clarithromycin for 14 days. The 'PAM group' was given pantoprazole, amoxicillin and metronidazole for 14 days. The 'bismuth-containing group' was given pantoprazole, bismuth subsalicylate, tetracycline and metronidazole for 14 days. The 'sequential group' was given pantoprazole and amoxicillin for 5 days, followed by pantoprazole, tetracycline, and metronidazole for the next 5 days. The 'concomitant group' was given pantoprazole, amoxicillin, tetracycline, and metronidazole for 10 days. Eradication was assessed through the urea breath test on 6 weeks after eradication therapy. Results: The eradication rate of intention-to-treat/per protocol were 42/48.3% in the PAC group, 52/54.2% in the PAM group, 62/77.5% in the bismuth group, 71/80.7% in the sequential group and 72/83.7% in concomitant group. The frequency of mild and moderate side effects was similar between groups. Conclusion: The concomitant and sequential therapies are an effective treatment for H. pylori. Bismuth-containing therapy is superior to conventional triple therapies; however, the eradication rate is not satisfactory. In our country, conventional triple therapies are not effective for eradication. © 2015 S. Karger AG, Basel [ABSTRACT FROM AUTHOR]
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- 2015
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21. Lamivudine Treatment Failure Risks in Chronic Hepatitis B Patients with Low Viral Load.
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Koklu, Seyfettin, Gulsen, Murat Taner, Tuna, Yasar, Koklu, Hayretdin, Yuksel, Osman, Yilmaz, Baris, Karaca, Cetin, ataseven, Huseyin, Guner, Rahmet, Kucukazman, Metin, Kockar, Cem, Demir, Mehmet, Poyrazoglu, Orhan Kursat, Ibis, Mehmet, Purnak, Tugrul, Etgul, Sezgin, alkan, Erhan, Coban, Sahin, Gokturk, Suut, and Biyik, Murat
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LAMIVUDINE ,CHRONIC hepatitis B ,VIRAL load ,LOGISTIC regression analysis ,ANTIVIRAL agents ,PATIENTS - Abstract
Aim: To analyze the risk factors of lamivudine treatment failure (LTF) for the long-term use in patients with low viral load (LVL). Material and Methods: In this multicenter study, 548 antiviral naïve noncirrhotic adult patients with LVL (for HBeAg+ patients HBV DNA <10
9 copies/ml and for HBeAg- patients HBV DNA <107 copies/ml) were enrolled. As a control group, 46 lamivudine-initiated patients with high viral load (HVL) were included. Primary outcome was switching to or adding on another antiviral drug as a consequence of primary nonresponse, partial response, viral breakthrough or adverse events. Secondary outcomes included LTF rates at 1, 2, 3, 4 and 5 years and LTF-related viral and host factors. Results: Among 594 patients, 294 had to change lamivudine at the follow-up. Primary nonresponse, partial response, viral breakthrough or adverse events frequencies were 6.8, 1.6, 64.5 and 0.1%, respectively. Five-year LTF rates were 61.3 and 84.2% in patients with LVL and HVL, respectively. Among patients with LVL, patients with <100,000 copies/ml and ≥100,000 copies/ml had 54.8 and 67.3% LTF rates at the end of the 5th year, respectively. Logistic regression analysis of risk factors showed HBeAg+, hepatic activity index, HBV DNA, virological response at 6 months and duration of follow-up were independent predictors for LTF (p values were 0.001, 0.008, 0.003, 0.020 and 0.003, respectively). Conclusion: Similar to patients with HVL, first-line lamivudine therapy is not efficient for long-term use in patients with LVL. LTF risk is so high even in the absence of worse predictive factors. © 2013 S. Karger AG, Basel [ABSTRACT FROM AUTHOR]- Published
- 2013
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22. Blood neutrophil-to-lymphocyte ratio independently predicts survival in patients with liver cirrhosis.
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Biyik, Murat, Ucar, Ramazan, Solak, Yalcin, Gungor, Gokhan, Polat, Ilker, Gaipov, Abduzhappar, Cakir, Ozlem O, Ataseven, Huseyin, Demir, Ali, Turk, Suleyman, and Polat, Hakki
- Published
- 2013
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23. Sleep Quality and Depression in Peritoneal Dialysis Patients.
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Güney, İbrahim, Biyik, Murat, Yeksan, Mehdi, Biyik, Zeynep, Atalay, Huseyin, Solak, Yalçin, Selçuk, N. Yilmaz, Tonbul, H. Zeki, and Türk, Süleyman
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SLEEP , *PERITONEAL dialysis , *MENTAL depression , *QUALITY of life , *HEMODIALYSIS - Abstract
Background. Sleep quality (SQ) is a significant problem in peritoneal dialysis (PD) patients, yet the underlying factors are not well known. In addition, depression and impaired quality of life (QOL) are main problems in PD patients. We measured the SQ and investigated the effect of depression, QOL, and some other factors on SQ in PD patients. Methods. Data were collected from 124 PD patients (59 male, 65 female) in our center. Demographic data and laboratory values were analyzed. All patients were asked to complete the Pittsburgh Sleep Quality Index (PSQI), Beck Depression Index (BDI), and SF-36. Results. Mean age of the patients was 52.6 ± 14.3 year. The prevalence of poor SQ was 43.5%, defined as global PSQI score >5. The prevalence of depression was 25.8%, defined as BDI scores >17. The poor sleepers had higher BDI scores, poor QOL, older age, and lower duration of PD compared to the good sleepers. There was not a difference in hemoglobin, albumin, C-reactive protein, Kt/V, urea, creatinine, lipid parameters, gender, marital status, cigarette smoking, mode of PD, and comorbidity between poor and good sleepers. The global PSQI score was correlated negatively with both PCS and MCS (r = -0.414, r = -0.392, respectively; p < 0.001) and correlated positively with BDI scores and age (r = 0.422, p < 0.001 and r = 0.213, p = 0.018, respectively). In multivariate analysis, only BDI scores were found to be factors that could predict the patients being poor sleepers. Conclusion. Poor SQ is a significant problem in PD patients, and we found an association with depression, QOL, and age. Regular assessment and management of SQ may be important especially with PD patients who are depressive and elderly to increase QOL. [ABSTRACT FROM AUTHOR]
- Published
- 2008
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24. Unintentional Weight Loss in a Renal Transplant Recipient: Do Not Overlook Coeliac Disease.
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Solak, Yalcin, Gaipov, Abduzhappar, Biyik, Zeynep, Ucar, Ramazan, Biyik, Murat, Esen, Hasan, Ataseven, Huseyin, and Turk, Suleyman
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- 2013
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25. Bariatric surgery may exacerbate hyperbilirubinemia in patients with Gilbert's Syndrome.
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Asil, Mehmet, Dertli, Ramazan, Biyik, Murat, Ataseven, Huseyin, Polat, Hakki, and Demir, Ali
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BARIATRIC surgery ,HYPERBILIRUBINEMIA ,PATIENTS - Published
- 2017
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26. Case Report. Giant Hepatic Angiomyolipoma Mimicking Hepatocellular Carcinoma.
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Gungor, Gokhan, Kayacetin, Ertugrul, Biyik, Murat, Ozbek, Orhan, Ucar, Ramazan, Baba, Fusun, and Demir, Ali
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- *
BLOOD testing , *DIFFERENTIAL diagnosis , *HEPATOCELLULAR carcinoma , *MAGNETIC resonance imaging , *LIPOMA , *SURGERY , *DIAGNOSIS - Abstract
Angiomyolipomas (AMLs) are a benign mesenchymal tumor that typically occurs in the kidney and very rare in the liver. Even though these tumors can be diagnosed with imaging tecniques, diagnosis mainly relies on pathological findings. Because AMLs can mimic other hepatic tumors such as hepatocellular carcinoma (HCC) on radiologic images due to some of the features. We presented a giant hepatic AML case which mimicing hepatocellular carcinoma in imaging techniques. We suspected from hepatocellular carcinoma according to radiologic images, but biopsy result was hepatic angiomyolipoma. There are potential risks such as spontaneous rupture and malignant transformation of these tumors. The effective therapy of hepatic AML is surgical resection. [ABSTRACT FROM AUTHOR]
- Published
- 2014
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- View/download PDF
27. Fulminant Liver Failure Due to Amanita Phalloides Toxicity Treated with Emergent Liver Transplantation.
- Author
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Gok, Funda, Topal, Ahmet, Hacibeyoglu, Gülçin, Erol, Atilla, Biyik, Murat, Kucukkartallar, Tevfik, and Yosunkaya, Alper
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- *
BLOOD testing , *LIVER failure , *LIVER transplantation , *MUSHROOM poisoning , *MYCOTOXINS , *PLASMAPHERESIS , *SYMPTOMS - Abstract
The clinical picture secondary to amanita phalloides, which began with gastrointestinal complaints, advanced to fulminant hepatic failure in two days. Emergency liver transplantation was decided for the case of a 48-year-old male patient, who at the same time had renal failure and acute pancreatitis. Bridge treatment with plasma diafiltration was applied until the liver transplantation, which was successfully performed on the fifth day of admission to the hospital. Acute pancreatitis and renal failure also resolved and the patient was discharged in a healthy condition on the 30th day of admission. The timing of the transplant in fulminant liver failure and criteria used to select the timing are particularly important. Transplantation should be performed not too early, nor too late. In addition, the development of multiple organ failure during the period until transplantation may result in the death of the patient. Therefore, extra corporeal liver support systems are suggested as an important treatment tool at this stage. [ABSTRACT FROM AUTHOR]
- Published
- 2015
- Full Text
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28. Evaluation of the Efficacy of Tenofovir in Chronic Hepatitis B Patients Unresponsive to Lamivudine
- Author
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Ali Demir, Huseyin Ataseven, Mehmet Asil, Sami Çifçi, Murat Biyik, Gökhan Güngör, Yusuf Kayhan, Hüseyin Ataseven: 0000-0001-8515-8760, Mehmet Asıl: 0000-0001-7332-686X, Ali Demir: 0000-0002-9794-1768, Necmettin Erbakan Üniversitesi Meram Tıp Fakültesi, Dahili Tıp Bilimleri Bölümü İç Hastalıkları Anabilim Dalı, and [Cifci, Sami -- Biyik, Murat -- Asil, Mehmet -- Ataseven, Huseyin -- Demir, Ali] Necmettin Erbakan Univ, Fac Med, Dept Gastroenterol, Konya, Turkey -- [Kayhan, Yusuf] Amasya Univ, Sabuncuoglu Serefeddin Training & Res Hosp, Clin Gastroenterol, Amasya, Turkey -- [Gungor, Gokhan] Konya Training & Res Hosp, Clin Gastroenterol, Konya, Turkey
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medicine.medical_specialty ,Tenofovir ,business.industry ,virus diseases ,Lamivudine ,İlaç direnci ,Hepatitis B ,Gastroenterology ,digestive system diseases ,Lamivudin ,Chronic hepatitis ,immune system diseases ,Internal medicine ,Drug resistance ,medicine ,Hepatit B ,business ,medicine.drug - Abstract
Amaç: Kronik hepatit B virüs (HBV) enfeksiyonu global bir sağlık problemi olup artmış morbidite ve mortalite ile ilişkilidir. Tedavideki ana hedef HBV replikasyonunu sürekli bir şekilde baskılayabilmektir. Ancak antiviral direnç kalıcı supresyon önünde ciddi bir engel teşkil etmektedir. Ülkemizde lamivude yanıtsız hastalarda tenofovire olan yanıtının değerlendirilmesi ile ilgili yeterli verilerin olmaması nedeniyle, bu çalışmanın yapılması planlanmıştır.Gereç ve Yöntemler: On sekiz yaşından büyük, en az 6 ay lamuvudin kullanmış ve direnç tespit edildikten sonra tenofovir başlanmış 48 hasta çalışmaya alındı. Hastaların tenofovir öncesi ve sonrası HBV DNA düzeyleri, hepatit B e antijen (HBeAg) serokonversiyonu ve hepatit B yüzey antijeni (HBsAg) kaybı oranları retrospektif olarak incelendi.Bulgular: Lamivudin direnci sonrası tenofovir alan hastalarda viral supresyon (HBV DNA 400 kopya/ml) tedavinin 6. ayında %89, 12. ayında %94 ve ortalama 21,4 aylık tedavi sonrası ise %96 oranında saptandı. Alanin aminotransferaz normalizasyonunun tedavinin birinci yılında %60 ve 21,4 aylık izlem süresinin sonunda ise %90 oranında sağlandığı görüldü. Tedavinin birinci yılında HBeAg kaybı %42 hastada tespit edildi. HBsAg kaybı izlem periyodu boyunca hiçbir hastada saptanmadı.Sonuç: Lamivudine yanıtsız kronik hepatit B hastalarında tenofovir etkili ve iyi tolere edilebilen bir tedavi seçeneğidir., Objective: Chronic hepatitis B virus (HBV) infection is a global health problem and persistent viremia is associated with increased morbidity and mortality. The main goal of hepatitis B treatment is to suppress HBV replication permanently and, antiviral resistance is a major problem against viral suppression. Tenofovir is a potent antiviral drug with no reported resistance so far. There are inadequate data regarding response to tenofovir in chronic hepatitis B patients with lamivudine failure in Turkish population. The present study was conducted to evaluate response of tenofovir in patients with lamivudine failure.Materials and Methods: A total of 48 adult patients with chronic hepatitis B, who have received lamivudine for at least 6 months and switched to tenofovir due to lamivudine failure were investigated retrospectively. HBV DNA levels, alanine aminotransferase (ALT) levels and serum creatinine levels were evaluated before and after tenofovir treatment and also hepatitis B e antigen (HBeAg) seroconversion and hepatitis B surface antigen (HBsAg) loss rates were evaluated.Results: Viral suppression rates (HBV DNA >400 copies/ml) were found to be 89% on the 6th month and 94% on the 12th month of tenofovir treatment. The mean follow-up time was 21.4 months and totally 96% of patients were found to achieve viral suppression with tenofovir. ALT normalization rates were found to be 60% on the first year of treatment with tenofovir and overall ALT normalization rate was 90%. HBeAg seroconversion was detected in 42% of HBe antigen () patients after the first year of tenofovir treatment and disappearance of HBsAg was observed in none of the patients.Conclusion: Tenofovir treatment is an effective and well-tolerated therapeutic option in chronic hepatitis B resistant to lamivudine.
- Published
- 2015
29. Rectal Carcinoma Case Causing Bicytopenia.
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Cifci S, Bilgin AU, Biyik M, Ataseven H, and Toy H
- Abstract
Although conditions leading to bicytopenia and pancytopenia secondary to infiltrative diseases of the bone marrow are seen, a profound anemia or hemorrhages are frequently observed in such cases. As bone marrow infiltrations may be associated with primary hematological diseases such as leukemia, lymphoma or myeloma, rarely they may also be associated with solid tumor metastases. Here we have presented a case of rectal carcinoma causing profound bicytopenia dependent on diffuse bone marrow involvement.
- Published
- 2014
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- View/download PDF
30. Efficacy of ankaferd blood stopper application on non-variceal upper gastrointestinal bleeding.
- Author
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Gungor G, Goktepe MH, Biyik M, Polat I, Tuna T, Ataseven H, and Demir A
- Abstract
Aim: To prospectively assess the hemostatic efficacy of the endoscopic topical use of ankaferd blood stopper (ABS) in active non-variceal upper gastrointestinal system (GIS) bleeding., Methods: Endoscopy was performed on 220 patients under suspiciency of GIS bleeding. Patients with active non-variceal upper gastrointestinal bleeding (NVUGIB) with a spurting or oozing type were included. Firstly, 8-10 cc of isotonic saline was sprayed to bleeding lesions. Then, 8 cc of ABS was applied on lesions in which bleeding continued after isotonic saline application. The other endoscopic therapeutic methods were applied on the lesions in which the bleeding did not stop after ABS., Results: Twenty-seven patients had an active NVUGIB with a spurting or oozing type and 193 patients were excluded from the study since they did not have non-variceal active bleeding. 8 cc of ABS was sprayed on to the lesions of 26 patients whose bleeding continued after isotonic saline and in 19 of them, bleeding stopped after ABS. Other endoscopic treatment methods were applied to the remaining patients and the bleeding was stopped with these interventions in 6 of 7 patients., Conclusion: ABS is an effective method on NVUGIB, particularly on young patients with no coagulopathy. ABS may be considered as part of a combination treatment with other endoscopic methods.
- Published
- 2012
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31. Liver abscess after implantation of dental prosthesis.
- Author
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Gungor G, Biyik M, Polat H, Ciray H, Ozbek O, and Demir A
- Abstract
Pyogenic liver abscesses are rare but a life-threatening important condition. Dental procedures constitute only rare cases of pyogenic liver abscesses, with only a few cases in the literature. We report a patient with liver abscess following a dental procedure. A 74 years old diabetic male patient was admitted to our hospital with complaints of fatigue, 40 °C fever, rigors and right upper quadrant pain, 3-4 d after a dental procedure. Physical examination revealed fever and tenderness in the right upper quadrant. Laboratory examination revealed leucocytosis, elevated erythrocyte sedimentation rate and C-reactive protein and moderately elevated transaminases. An abscess was detected in radiological examination in the medial part of the left lobe of liver, neighboring the gall bladder. He was successfully treated with percutaneous abscess drainage and antibiotherapy.
- Published
- 2012
- Full Text
- View/download PDF
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