Objective: Closed pleural biopsy is known to be diagnostic in approximately 75% of pleural effusion undiagnosed by thoracocentesis or pleural fluid evaluation. The purpose of this study was to determine the efficacy of closed pleural biopsy in a Saudi tertiary care teaching hospital.
Methods: We retrospectively reviewed the diagnostic utility of all closed pleural biopsies performed from January 1988 to December 1997 at the King Fahad National Guard Hospital, Riyadh, Kingdom of Saudi Arabia.