In thoracentesis, the doctor
removes fluid from the space between the lungs and the chest wall (the pleural
cavity). The doctor inserts a needle (and sometimes a plastic catheter) through
the chest wall to remove and examine the fluid.
ByHealthwise Staff Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine Specialist Medical ReviewerRobert L. Cowie, MB, FCP(SA), MD, MSc, MFOM - Pulmonology