[CONTROLLED PNEUMOENCEPHALOGRAPHY].
D001254:Astrocytoma; D001932:Brain Neoplasms; D002526:Cerebellar Diseases; D002817:Chordoma; D003397:Craniopharyngioma; D006801:Humans; D010911:Pituitary Neoplasms; D011011:Pneumoencephalography; D011859:Radiography
ASTROCYTOMA; BRAIN NEOPLASMS; CEREBELLAR DISEASES; CHORDOMA; CRANIOPHARYNGIOMA; VENTRICULOGRAPHY