title: Uncommon third ventricle herniation with cyst formation as a possible result of obstructive hydrocephalus.
abstract: An adult man with an unusual cyst formation, originating from the suprapineal recess is described. The cyst may partly be caused by and may partly have contributed to aqueductstenosis.
mesh_terms: D000328:Adult; D001927:Brain Diseases / Q000209:etiology*; D002552:Cerebral Ventricles; D003560:Cysts / Q000209:etiology* / Q000601:surgery; D004677:Encephalocele / Q000209:etiology* / Q000601:surgery; D006801:Humans; D006849:Hydrocephalus / Q000150:complications*; D008297:Male