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What is Feature of exudates pleural effusion is and explain in detail?
According to Light's criteria for distinguishing pleural transudate from exudate,exudate is likely if one or more of the following criteria are met-Pleural fluid protein:serum protein ratio>0.5;Pleural fluid LDH:serum LDH ratio>0.6;Pleural fluid LDH>2/3 rds of the upper limit of normal serum LDH. Reference:Davidson's medicine-22nd edition,page no:662.