Membranous obstruction of aqueduct of Sylvius producing syndrome of midline cerebellar tumor.
D002528:Cerebellar Neoplasms; D002531:Cerebellum; D002535:Cerebral Aqueduct; D006801:Humans; D009369:Neoplasms; D012518:Sarcomeres; D013577:Syndrome
AQUEDUCT OF SYLVIUS; CEREBELLUM/tumors