Stereotaxic exploration and biopsy of tumours in the region of the tentorial hiatus.
D000293:Adolescent; D000328:Adult; D001932:Brain Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D002531:Cerebellum / Q000000981:diagnostic imaging; D002533:Cerebral Angiography; D014695:Cerebral Ventriculography; D002648:Child; D004388:Dura Mater / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010871:Pinealoma / Q000175:diagnosis; D013238:Stereotaxic Techniques / Q000295:instrumentation; D014057:Tomography, X-Ray Computed