A Study of the Combined Usefulness of Pleural Fluid Lymphocytes / Neutrophil Ratio and ADA Value in the Diagnosis of Tuberculous Pleural Effusion

Dr. Shashibushan B. L., Dr Nagaraja C., Dr. Reshma B. V.

Abstract: The present study was conducted from January 2019 to march 2020 in the SDSTRC AND RGICD, Hospital, BANGALORE. Observational study was design, with a sample size of 80. The data for this study was collected from 80 patients of pleural effusion fulfilling the inclusion/exclusion criteria admitted in SDSTRC and RGICD Hospital, BANGALORE using a proforma specially designed for the study. For tuberculous pleural effusion, diagnosis was made by demonstration of AFB in pleural fluid/sputum and/or ADA >40U/L and L/N ratio >0.75 in pleural fluid. In non-tuberculous pleural effusion evaluation was done for Exudative pleural fluid effusion.

Keywords: ADA, Adeninine deaminase, LDH, lactate dehydrogenase, TB, tuberculosis