title: Cerebrospinal fluid fistula involving the sphenoid sinus.
abstract: A case of posttraumatic delayed cerebrospinal fluid fistula from the middle cranial fossa to a lateral extension of the sphenoid sinus is reported. The advantages in demonstrating this unusual set of circumstances by computerized tomography are discussed.
mesh_terms: D002559:Cerebrospinal Fluid Rhinorrhea / Q000209:etiology; D005402:Fistula / Q000150:complications / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010254:Paranasal Sinus Diseases / Q000150:complications / Q000000981:diagnostic imaging*; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed