Chapter 24 Endoscopic Endonasal Approach to Pterygopalatine Fossa
10.1055/b-0037-143530 Chapter 24 Endoscopic Endonasal Approach to Pterygopalatine Fossa Paolo Battaglia, Mario Turri-Zanoni, Paolo Castelnuovo Introduction The pterygopalatine fossa (PPF) is a critical region located behind the posterior wall of…