Malignant pleural effusion (MPE) is an exudative effusion with malignant cells. MPE is a
common symptom and accompanying manifestation of metastatic disease. It affects up to …

Background. CA 19‐9 and carcinoembryonic antigen (CEA) are widely used for the
diagnosis of pancreatic cancer. The purpose of the present study was to compare the …

Although cytology and pleural biopsy of pleural effusion (PE) are the gold standards for
diagnosing malignant pleural effusion (MPE), these tools' diagnostic accuracy is plagued by …

Identifying the cause of pleural effusion is challenging for pulmonologists. Imaging, biopsy,
microbiology and biochemical analyses are routinely used for diagnosing pleural effusion …

Background: The role of combinations of tumor markers such as carcinoembryonic antigen
(CEA), carbohydrate antigens (CA) 125, 15-3, and 19-9, and CYFRA 21-1 (a fragment of …

Background: Pleural fluid (PF) carcinoembryonic antigen (CEA) is a widely used diagnostic
marker for malignant pleural effusion (MPE). Recent studies revealed that PF to serum CEA …

Background The usefulness of bronchoalveolar lavage fluid (BALF) CD4/CD8 ratio for
diagnosing sarcoidosis has been reported in many studies with variable results. Therefore …

Introduction: The differential diagnosis of pleural effusion is difficult, and studies have
reported on the potential role of adenosine deaminase (ADA) in the differential diagnosis of …

Background To evaluate the diagnostic value of combinations of tumor markers
carcinoembryonic antigen (CEA), carbohydrate antigen (CA) 125, CA153, and CA19-9 in …

Background Pleural effusion is one of the most common complications of lung
adenocarcinoma and is diagnostically challenging. This study aimed to investigate the …