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Researchers at the Research Institute of Pulmonology discussed a rare clinical case of a migrating pericardial cyst that was initially misinterpreted as left-sided encysted pleural effusion. Pericardial cysts are rare benign tumors that can cause clinical manifestations and complications despite being mostly asymptomatic. The study highlights the importance of awareness of pericardial cyst migration and the use of up-to-date imaging techniques for accurate diagnosis and treatment strategies. For more information, the full article is available in Vestnik rentgenologii i radiologii. [Extracted from the article]

A study conducted at Tanta University in Egypt compared the efficacy of ultrasound-guided tru-cut needle pleural biopsy to medical thoracoscopy in diagnosing unexplained exudative pleural effusion. The research found that ultrasound-guided needle biopsy was accurate, safe, cost-effective, and had shorter duration with fewer complications compared to medical thoracoscopy. The study involved 40 patients and concluded that ultrasound-guided needle biopsy is a valuable tool in diagnosing pleural effusion after failed pleural fluid analysis. [Extracted from the article]

Researchers at Benha University conducted a study to evaluate the effectiveness of Interleukin 36 gamma (IL-36g) as a diagnostic marker for differentiating between malignant and infectious pleural effusions. The study involved 100 patients with pleural effusion and found that IL-36g levels were higher in tuberculous pleural effusion compared to malignant, transudative, and uncomplicated pleural effusion. The research concluded that IL-36g is a novel biomarker that can be used to diagnose and differentiate malignant pleural effusion from infectious pleural effusion. [Extracted from the article]

A recent study from Guangzhou Medical University in China highlighted the importance of early cytological examination in detecting lymphoma, specifically T-cell lymphoblastic lymphoma, in a 25-year-old male with pleural and pericardial effusions. The research emphasized the need for a comprehensive diagnostic approach to ensure prompt and accurate diagnosis of lymphoma subtypes. This peer-reviewed study underscores the significance of detailed pathological and immunohistochemical investigations in confirming lymphoproliferative disorders. [Extracted from the article]

Researchers from the University of Arizona in Tucson have provided new insights into pleural effusion, categorizing it as either transudative or exudative. Transudative effusions are linked to systemic issues like heart failure, cirrhosis, and renal failure, while exudative effusions are often caused by infection, malignancy, or autoimmune disorders. The study outlines appropriateness guidelines for imaging in patients with pleural effusion or pleural disease, based on evidence-based criteria reviewed by experts annually. This research, published in the Journal of the American College of Radiology, emphasizes the importance of evidence-based guidelines in diagnosing and treating pleural effusion. [Extracted from the article]

Researchers at the Affiliated Hospital of Nantong University in China have developed a risk prediction model for pneumothorax or pleural effusion after microwave ablation in patients with lung malignancy. The study included 398 patients, with 23.37% experiencing pneumothorax and 33.42% developing pleural effusion. Machine learning models were used to effectively predict these post-treatment complications. The findings were published in Heliyon and can be accessed for free online. [Extracted from the article]

A recent study conducted at Hannover Medical School in Germany focused on perioperative complications after pediatric liver transplantation. The research, which analyzed 421 cases, found that pleural effusions were the most common postoperative complication, affecting nearly half of the pediatric recipients. Factors such as donor age and recipient age between 3 and 12 years were identified as independent risk factors for pleural effusions. The study suggests preemptive intraoperative placement of a chest drain for pediatric recipients undergoing liver transplantation to address this complication. [Extracted from the article]

A recent study from the University of Exeter focused on prolonged pleural effusion/chylothorax (PPE/C) as a complication following pediatric cardiac surgery. The study aimed to investigate the incidence, risk factors, and impact of PPE/C on postoperative outcomes. Results showed that PPE/C was associated with excess early mortality only in cases where at least two other post-operative morbidities occurred, and it did not significantly contribute to an increase in hospital length of stay in multimorbidity scenarios. The research emphasizes the importance of prevention, early detection, and management of PPE/C in complex situations. [Extracted from the article]

A recent study conducted at Copenhagen University Hospital focused on the association between pleural effusion and central hemodynamics in patients with advanced heart failure. The research found that patients with pleural effusion had higher pulmonary capillary wedge pressure and central venous pressure, as well as lower serum albumin levels. These findings suggest that pleural effusion may be linked to specific hemodynamic changes in patients with heart failure. The study was published in Circulation: Heart Failure and has undergone peer review. [Extracted from the article]

A recent study conducted by researchers at Hallym University College of Medicine in South Korea has found a potential link between tuberculous pleural effusion (TPE) and the promotion of lung cancer. The study focused on exosomes, which are small vesicles involved in intercellular communication, and their role in cancer cell growth and invasion. The researchers identified specific microRNAs, including miR-130b-3p and miR-423-5p, that were transferred from TPE-derived exosomes to lung cancer cells, activating cyclin D1 signaling and promoting cancer cell proliferation. Inhibitors of these microRNAs were found to suppress lung cancer promotion by TPE-derived exosomes. These findings suggest that TPE-derived exosomal microRNAs could be a potential therapeutic target for lung cancer induced by tuberculous fibrosis. [Extracted from the article]

A recent study conducted by researchers at Tanta University in Egypt explored the use of dexamethasone as an adjunctive therapy in the treatment of parapneumonic pleural effusion (PPE) in children. The study involved 60 children aged 1 to 13 years with pneumonia complicated by PPE, who were randomly divided into two groups. One group received intravenous dexamethasone, while the other received a placebo. The researchers found that the group receiving dexamethasone had a shorter duration of hospitalization, fewer chest tube insertions, and fewer referrals to the pediatric intensive care unit compared to the placebo group. Additionally, the dexamethasone group had higher rates of resolution of PPE. The study concluded that dexamethasone was an effective adjunctive therapy for PPE in children. [Extracted from the article]

A study conducted by researchers at Texas Technical University Health Sciences Center provides new insights into pleural effusion, a condition characterized by the accumulation of fluid in the pleural space of the lungs. The study focuses on a 31-year-old man with a history of chronic pancreatitis who developed pleural effusion after undergoing splenic artery embolization. The researchers emphasize the importance of considering embolization-related complications in the diagnosis of pleural effusions following such procedures. The study also discusses the etiology, diagnosis, and management of splenic artery aneurysms. [Extracted from the article]

A recent study conducted at Beth Israel Deaconess Medical Center in Boston, Massachusetts, aimed to understand the genomic and immunologic factors associated with the development of malignant pleural effusions (MPEs) in lung adenocarcinoma patients. The study analyzed the comprehensive genomic and immunologic profiles of 275 patients with locally advanced or advanced lung adenocarcinomas, categorizing them into MPE-positive and MPE-negative groups. The results showed that the MPE-positive group had lower smoking frequency and tumor mutational burden compared to the MPE-negative group. Additionally, differences in genomic alterations, such as a higher frequency of EGFR mutations and a lower frequency of STK11 mutations, were observed in the MPE-positive group. The study suggests that both clinical and genetic factors contribute to the development of MPEs in advanced lung adenocarcinoma and highlights the importance of further research in understanding the pathophysiology and early detection of at-risk patients. [Extracted from the article]

A case report from Houston Methodist Hospital discusses the findings of a study on recurrent pleural effusion associated with Candida Albicans infection in a transplanted kidney. The researchers found that recurrent pleural effusions can cause significant morbidity and mortality. They describe an unusual cause of recurrent pleural effusion in a transplanted kidney due to fungal infection, which was successfully treated with antifungal medications. This research has been peer-reviewed and provides valuable insights into the management of pleural effusion in transplant patients. [Extracted from the article]

This article discusses a case report on a rare condition called Pseudo-Meigs syndrome, where pleural effusion and ascites disappear after the removal of a benign or malignant pelvic tumor. The report describes a 48-year-old woman who presented with shortness of breath and abdominal distention. She was found to have bilateral ovarian malignancy with peritoneal deposits and ascites, which was later confirmed as serous adenocarcinoma. Surgical resection of the tumor led to the resolution of the pleural effusion and ascites, indicating Pseudo-Meigs syndrome. The article concludes that this presentation due to bilateral ovarian serous adenocarcinoma has not been reported in the literature. [Extracted from the article]

Researchers at Kepler University Hospital have published a case report on the minimally invasive treatment of an internal pancreaticopleural fistula with massive pleural effusion. The case involved a 62-year-old Caucasian man who presented with acute chest pain and dyspnea. Imaging tests revealed a rupture of the pancreatic duct and nearby fluid accumulation. The patient underwent surgery, and the suspected diagnosis of a fistula arising from the pancreatic duct was confirmed histologically. The researchers concluded that in cases of unclear symptomatic pleural effusion, considering an abdominal focus is crucial, and minimally invasive surgery should be strongly considered. [Extracted from the article]

Researchers at Zagazig University have conducted a study on pleural effusion, a common pleural disorder. They found that one third of pleural effusions are caused by lung cancer. The researchers used medical thoracoscopy, a minimally invasive and safe treatment, to evaluate suspected pleural malignancy. They observed that benign effusions had significantly greater apparent normal pleura and adhesions, while malignant effusions had significantly greater nodular effusion and bleeding. The costal pleura was the most frequently affected site. Medical thoracoscopy was found to be helpful in predicting the pathology of pleural effusion. [Extracted from the article]

A recent study conducted by researchers at Cooper Medical School of Rowan University in Camden, New Jersey, focuses on the diagnosis of urinothorax, a rare form of pleural effusion. The study describes a case of a 63-year-old male who developed a large pleural effusion following a percutaneous nephrolithotomy procedure. The researchers used cytologic analysis and immunohistochemical stains to confirm the diagnosis of urinothorax. The study emphasizes the importance of identifying the etiology of pleural effusion for effective patient management. For more information, readers can refer to the article "Diagnosis of Urinothorax: A rare Complication of Percutaneous nephrolithotomy and literature review" published in Human Pathology Reports. [Extracted from the article]

A recent study conducted at JSS Medical College and Hospital in Karnataka, India, focused on the diagnosis of pleural effusion, a condition often associated with tuberculosis (TB). The researchers compared the effectiveness of different diagnostic techniques, including TB polymerase chain reaction (TB-PCR), adenosine deaminase (ADA) levels, and pleural biopsy. The study found that ADA levels were a reliable indicator of TB pleural effusion, with sufficient sensitivity and specificity. PCR was more specific but less sensitive than pleural biopsy. These findings contribute to the development of cost-effective and easily executable diagnostic methods for TB pleural effusion. [Extracted from the article]

A recent study conducted at Pauls Stradins Clinical University Hospital in Riga, Latvia, aimed to identify early risk factors for postoperative pulmonary complications (PPCs) in patients who undergo cardiac surgery. The study involved 314 adult patients, and it found that 42% of them developed PPCs within 12 hours after surgery. The most common complication was left-sided pleural effusion, followed by atelectasis and bilateral effusion. Risk factors for these complications included hypoalbuminemia, increased urine output, longer ICU stays, and higher BMI. The study highlights the importance of early detection and prevention of PPCs to minimize further complications. [Extracted from the article]

A study conducted by Zhejiang University School of Medicine in China investigated the clinical implications of Mycoplasma pneumoniae (MP) in pleural effusion in children with Mycoplasma pneumoniae pneumonia (MPP). The study found that children with MP-positive pleural effusion had a longer hospitalization and total course of illness compared to those with MP-negative pleural effusion. The positive group also had a higher occurrence of pericardial effusion, atelectasis, and necrotizing pneumonia. Additionally, certain laboratory findings, such as elevated levels of neutrophil percentages, C-reactive protein, procalcitonin, serum lactate dehydrogenase, and D-dimer, were significantly higher in the positive group. The study suggests that the presence of MP in pleural fluid indicates a more serious clinical course of MPP in children. [Extracted from the article]

A recent study conducted by researchers at Johns Hopkins University provides new insights into the diagnosis and differential diagnosis of histiocytic signet ring cells in effusion specimens. The study examined 755 benign effusion cases and found that histiocytic signet ring cells predominantly presented as signet ring cell morphology with clear cytoplasm. The most characteristic findings of benign histiocytes in pleural effusions include the arrangement of cells in sheets or scattered individual cells, intermediate cell size, eccentric located nuclei, and abundant clear cytoplasm. The accurate diagnosis of histiocytic signet ring cells is crucial for appropriate clinical management, as the most important differential diagnoses are metastatic adenocarcinoma and epithelioid signet ring cell mesothelioma. [Extracted from the article]

A recent study conducted at the All India Institute of Medical Sciences (AIIMS) in Bihar, India, aimed to evaluate the effectiveness of a structured rehabilitation protocol on respiratory function and overall recovery in children with chest tubes for pleural effusion. The study enrolled thirty children aged 5-12 years and assessed them before and after the intervention using pulmonary function tests, physical activity levels, and quality of life surveys. The rehabilitation protocol, which included breathing exercises, physical therapy, and educational sessions for patients and caregivers, resulted in significant improvements in pulmonary function, physical activity levels, and quality of life. The researchers concluded that the structured rehabilitation protocol was effective in enhancing respiratory function and overall recovery in pediatric patients with chest tubes for pleural effusion. [Extracted from the article]

A recent study conducted by researchers from the University of Uyo examined the impact of patient positioning during chemical pleurodesis for malignant pleural effusion. Chemical pleurodesis is a common palliative treatment for this condition, and some centers still practice rotating the patient during the procedure. The study involved 51 patients with malignant pleural effusion who were randomized into two groups: rotation and supine. The results showed that patient positioning did not significantly affect the outcome of tetracycline pleurodesis. The researchers concluded that the powder from tetracycline capsule provided similar successful outcomes regardless of patient positioning. [Extracted from the article]

The article focuses on the clinical and laboratory characteristics of rheumatoid pleural effusion (RPE) based on a study from Tenri Hospital. Topics include differences in symptoms and pleural fluid analysis between younger and older patients, the higher mortality rate in older patients, and the overall demographic profile of RPE cases.

The article focuses on a study from Artificial intelligence (Al) Hussain Bin Talal University that developed a new system for detecting pulmonary edema and pleural effusion using chest X-ray images. Topics include the use of EfficientNetV1-B4 architecture and AdamW optimizer for classification, the high accuracy and robustness of the model, and the enhanced diagnostic capabilities provided by ablation-CAM visualization for interpreting X-ray images.

The article focuses on a case study from the School of Medicine detailing VEXAS syndrome and its manifestations. Topics include the clinical presentation of VEXAS syndrome in a 76-year-old patient with pleural effusion and systemic inflammation, the challenges in diagnosing this rare disease, and the need for aggressive treatment and multidisciplinary management.

A study conducted at Xi'an Children's Hospital in China aimed to develop a risk prediction model for the early diagnosis of refractory Mycoplasma pneumoniae pneumonia (RMPP) in children. The researchers analyzed the medical records of 369 children with pneumonia and compared the clinical features, laboratory data, and radiological findings between the RMPP group and the general pneumonia (GMPP) group. They found that factors such as fever duration, pleural effusion, white blood cell count, neutrophil count, and certain blood markers were independent predictors of RMPP. The researchers developed a nomogram based on these factors, which showed good discrimination ability for predicting RMPP. The study concluded that this nomogram could assist clinicians, especially primary doctors, in making early diagnoses of RMPP in children. [Extracted from the article]

The article focuses on improving the detection of malignant pleural effusion (MPE) through microfluidic technology. Topics include the use of a microfluidic chip to concentrate and detect tumor cells, the application of the TPN marker to identify tumor cells based on mitochondrial differences, and the enhancement of diagnostic efficiency and accuracy for MPE.

A new report from Capital Medical University discusses the clinical manifestations, diagnosis, and treatment of transudative pleural effusion caused by fibrosing mediastinitis. The study analyzed the medical records and follow-up data of seven patients with this condition. The researchers found that fibrosing mediastinitis can lead to pulmonary vein stenosis or occlusion, resulting in pleural effusion. Common symptoms include pulmonary hypertension, a long-term cough, and a history of tuberculosis. The recommended treatment involves intermittent drainage of the pleural effusion combined with diuretic therapy. [Extracted from the article]

A new study conducted by researchers at the First Medical Center of Chinese People's Liberation Army (PLA) General Hospital in Beijing, China, has examined non-malignant pleural effusions (NMPE) in hospitalized patients. The study, which analyzed electronic medical records of 86,645 inpatients from 2018 to 2021, found that comorbidities and multiorgan failure were common among NMPE patients and increased the risk of in-hospital mortality. The researchers suggest comprehensive intervention for specific comorbidity patterns. The study provides valuable insights into the clinical characteristics and prognostic factors of NMPE in hospital settings. [Extracted from the article]

A study conducted by researchers at Guangzhou University of Chinese Medicine in China evaluated the diagnostic value of carcinoembryonic antigen (CEA) and interferon-gamma (IFN-gamma) levels in pleural effusion (PE) and serum for classifying different types of pleural effusions. The study analyzed 99 patients with PE and found that significantly elevated levels of CEA in PE and serum were observed in malignant pleural effusion (MPE) compared to benign and tuberculous pleural effusion (TPE). Conversely, IFN-gamma levels in PE and serum were markedly higher in the TPE group. The study concluded that the PE/serum ratio of these biomarkers enhances diagnostic accuracy and may facilitate earlier and more accurate therapeutic interventions. [Extracted from the article]

A recent study conducted by researchers at Sapienza University of Rome explored the use of the Idylla GeneFusion Panel in the detection of driver fusions in malignant pleural effusion (MPE) from patients with advanced non-small cell lung cancer (NSCLC). The study found that the Idylla GeneFusion Assay was able to confirm molecular profiles previously diagnosed with conventional methods in all cases. This suggests that MPE can be a suitable material for investigating fusion alterations. The Idylla GeneFusion Panel offers a rapid and reliable strategy for the detection of actionable genetic alterations without the need for the entire cfRNA extraction procedure. [Extracted from the article]

A recent study conducted by researchers at Fondazione Policlinico Universitario A. Gemelli IRCCS in Rome, Italy, has provided new insights into pleural effusion, which is the most common manifestation of pleural disease. The researchers emphasize the importance of chest ultrasound in diagnosing and monitoring pleural effusion. They also discuss the potential benefits of intrapleural enzymatic therapy (IPET) in treating complicated pleural effusion, as it can break down fibrin clots and reduce inflammation in the pleural space. The study includes a literature review and a case series demonstrating the practical applications of IPET. [Extracted from the article]

A recent report from Jawaharlal Nehru Medical College in Maharashtra, India discusses the presence of pleural effusion in pediatric patients with Wilms tumor. Pleural effusion, a buildup of fluid in the lungs, is typically associated with metastatic disease. However, the researchers found that pleural effusion in Wilms tumor patients does not always indicate malignancy and can have a favorable prognosis. The case study presented an eleven-year-old female with Wilms tumor and ipsilateral massive pleural effusion, which resolved after four weeks of chemotherapy. This research suggests that pleural effusion in Wilms tumor patients should not automatically be assumed to be metastatic disease. [Extracted from the article]

A study conducted by researchers at the University of Babylon examined the diagnostic accuracy of cancer in pleural effusion, specifically focusing on the use of serum tumor markers and cytology. The study involved 39 patients and found that cytology had a sensitivity of 33% in distinguishing between benign and malignant pleural effusion. The researchers also found that the combination of serum tumor markers did not significantly improve the sensitivity and specificity for diagnosing malignant pleural effusion. The study concluded that while cytology and serum tumor markers can aid in diagnosis, thoracoscopy and pleural biopsy remain important diagnostic tools for malignant pleural effusion. [Extracted from the article]

Researchers from Zhongnan Hospital of Wuhan University have reported on a case of a 5-month-old infant who experienced respiratory failure due to a peripheral intravenous central catheter (PICC) malposition, resulting in a massive pleural effusion. Point-of-care ultrasound was used to identify the effusion and prompt urgent drainage. The researchers emphasize the importance of visual tools to enhance the safety of invasive procedures and recommend that physicians carefully monitor and reduce the risk of complications associated with PICC in pediatric patients. This information is available in a case report published in BMC Pediatrics. [Extracted from the article]

A recent study conducted by investigators from Duke University compared the microenvironment of lung cancer biopsies and pleural effusions (PE) using single-cell RNA sequencing (scRNA-seq). The study found that PE had a higher proportion of CD4+ T cells but a lower proportion of CD8+ T cells compared to biopsies. Additionally, there was a higher proportion of naive T cells and lower proportion of exhausted T cells and Tregs in PE compared to lung cancer biopsies. These findings have potential implications for prognostic and therapeutic applications. [Extracted from the article]

A recent study from Victoria, Seychelles, explores the diagnosis and management of pleural effusion, specifically focusing on catamenial haemorrhagic pleural effusion caused by thoracic endometriosis. The researchers emphasize the importance of a thorough investigation and a multidisciplinary approach to accurately diagnose and treat this condition. The study highlights the rarity of endometriosis in the thoracic cavity and recommends minimally invasive surgery as the gold standard for diagnosis, followed by medical treatment to reduce the risk of recurrence. The researchers stress the need for physicians to have a high degree of suspicion for thoracic endometriosis, as it can often be missed. [Extracted from the article]

A recent study conducted at Maulana Azad Medical College in Delhi, India, has explored the connection between systemic lupus erythematosus (SLE), pancreatitis, and pleural effusion. SLE is an autoimmune disease that can affect multiple organ systems, and while joint pain, skin rashes, and renal involvement are common symptoms, atypical manifestations such as acute pancreatitis and massive pleural effusion can also occur. The study highlights a case of a 33-year-old female who presented with both acute pancreatitis and a massive pleural effusion, later diagnosed with SLE. The researchers emphasize the importance of a comprehensive clinical approach in diagnosing and managing such cases. [Extracted from the article]

A case report from Ningbo University in Zhejiang, China, discusses the rare complication of bilateral bloody pleural effusion in a patient with Waldenstrom Macroglobulinemia (WM). Pleural effusion in WM patients can have various causes, such as infection, tumor invasion, or thoracic duct rupture. The report emphasizes the importance of considering pleural effusion as a differential diagnosis in WM patients. The patient in the case report was successfully treated with pleural effusion drainage and rituximab, cyclophosphamide, and dexamethasone. [Extracted from the article]

A study conducted by Kocaeli University in Turkey has developed an artificial intelligence (AI)-driven decision support system called XRAInet to accurately identify pediatric patients with pleural effusion or pneumothorax and determine if tube thoracostomy intervention is necessary. The deep learning-based algorithm achieved a high accuracy score and demonstrated the ability to accurately identify and localize regions requiring intervention. The study suggests that XRAInet has the potential to improve the detection and decision-making process for these conditions in pediatric patients, contributing to the field of AI-driven medical imaging. Further research is needed to address data quality issues and regulatory requirements for safe and effective deployment in healthcare settings. [Extracted from the article]

A recent report from Michigan State University highlights the risks associated with the maze procedure for atrial fibrillation, specifically the development of pleural effusion. The report describes a case of a 54-year-old woman who experienced right-sided pleural effusion after maze surgery, resulting in complications such as atrial flutter. Prompt recognition and multidisciplinary management led to a favorable outcome for the patient. The researchers emphasize the importance of vigilance for rare post-operative complications and the need for collaborative care in optimizing patient outcomes following cardiac surgeries. Further research is needed to refine management strategies for such occurrences. [Extracted from the article]

A recent study conducted by researchers at Hospital Canselor Tuanku Muhriz has provided new insights into Meigs syndrome, a rare condition that can cause pleural effusion. The study focused on a case of a woman in her 60s who presented with recurrent right-sided pleural effusion. After further investigation, it was discovered that she had a large left ovarian and uterine mass. The patient underwent surgery to remove the masses, and there was no recurrence of pleural effusion following the operation. This research sheds light on the diagnosis and treatment of Meigs syndrome. [Extracted from the article]

A recent report from the University of Aleppo in Syria discusses a case of a rare complication associated with hepatitis A virus (HAV) infection in an 8-year-old child. While HAV infection is typically asymptomatic and self-limiting in children, it can rarely lead to extrahepatic complications such as pleural effusion, acalculous cholecystitis, and ascites. This case is unique because it is one of the few reported instances where all three complications occurred simultaneously in a single child. The researchers emphasize the importance of pediatricians being aware of these rare associations to avoid unnecessary investigations. [Extracted from the article]

A new report from the University of Massachusetts discusses infective pleural effusions, which are mainly represented by parapneumonic effusions and empyema. These conditions are common and have high mortality and morbidity rates. The underlying cause is usually bacterial pneumonia, which leads to an inflammatory response and fibrin deposition in the pleural space. Radiographical evaluation through CT scans or ultrasound can provide useful information, and fluid analysis helps with diagnosis and prognosis. Treatment involves antibiotic therapy and drainage of the infected pleural space, with intrapleural enzymatic therapy showing promising results. The comprehensive review article aims to provide a better understanding of these complex diseases by reviewing recent evidence. [Extracted from the article]

Researchers at the National Defense Medical College in Japan have released a new study on pleural effusion, specifically focusing on eosinophilic pleural effusion caused by Staphylococcus epidermidis infection. Eosinophilic pleural effusion is a rare condition with an often unclear cause. The study describes the case of a 73-year-old man who presented with exertional dyspnea and was found to have eosinophilic pleural effusion. The researchers detected Staphylococcus epidermidis in the pleural specimens collected and found that antimicrobial therapy targeting the infection resolved the pleural effusion. The study suggests that Staphylococcus epidermidis infection should be considered as a potential cause of eosinophilic pleural effusion when diagnosis is challenging. [Extracted from the article]