Hydatid cysts of the posterior fossa.
D002526:Cerebellar Diseases / Q000473:pathology*; D002531:Cerebellum / Q000473:pathology*; D002648:Child; D003388:Cranial Fossa, Posterior; D004443:Echinococcosis / Q000473:pathology*; D006801:Humans; D008297:Male