TLR2 in Pleural Fluid Is Modulated by Talc Particles . 1. Introduction. Pleural effusion is a frequent complication in many types of tumors [].Although there are more than 50 recognized causes of pleural effusion formation, malignancy, infection, heart failure, and pulmonary embolism are the most common reasons for pleural effusion development [2, 3].Normally, the fluid volume is small in ...
