title: Percutaneous retrograde venous sinography.
mesh_terms: D002533:Cerebral Angiography; D003392:Cranial Sinuses / Q000000981:diagnostic imaging*; D006801:Humans; D010256:Paranasal Sinuses; D012886:Skull; D014680:Veins
keywords: CEREBRAL ANGIOGRAPHY; CRANIAL SINUSES/radiography