Medulloblastoma. Relationship to meningeal sarcoma.
D001932:Brain Neoplasms / Q000473:pathology*; D002648:Child; D006801:Humans; D008297:Male; D008527:Medulloblastoma / Q000473:pathology*; D008578:Meninges; D008579:Meningioma / Q000473:pathology*; D009362:Neoplasm Metastasis