title: Combined metrizamide ventriculogram and basal cisternogram via sub-occipital route.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D014695:Cerebral Ventriculography / Q000379:methods*; D002648:Child; D002946:Cisterna Magna / Q000000981:diagnostic imaging*; D006801:Humans; D008793:Metrizamide; D008875:Middle Aged; D010911:Pituitary Neoplasms / Q000000981:diagnostic imaging
chemical_list: D008793:Metrizamide