<tumour> A rare histologic variant of medulloblastoma with scattered smooth and striated muscle cells incorporated into the neoplasm. ... (05 Mar 2000) ... 
Type: Term Pronunciation: med′yū-lō-mī′ō-blas-tō′mă Definitions: 1. A rare histologic variant of medulloblastoma with scattered smooth and striated muscle cells incorporated into the neoplasm.