Fig. 2From: Recurrent spontaneous CSF rhinorrhea: combined endo-nasal endoscopic repair with lumbo-peritoneal shunt insertionCT scan sagittal section showing a skull base defect with meningocele protruding through it (a) and computerized tomography cisternogram showing peri-optic nerve cerebrospinal fluid congestion (b) and an empty sella (c)Back to article page