| 单词 |
medulloblastoma |
| 释义 |
medulloblastoma Path.|mɪˌdʌləʊblæˈstəʊmə| Pl. -blastomas, -blastomata. [f. medulla + -o + blasto- + -oma.] A malignant tumour of the central nervous system that usually occurs in the cerebellum of children.
1925Bailey & Cushing in Arch. Neurol. & Psychiatry (Chicago) XIV. 193 We shall adopt for our cases the term Medulloblastoma as appropriate to the particular tumors to which we independently wish to call attention. 1926― Classification Tumors of Glioma Group 118 Medullo⁓blastomas..are rapidly growing, soft, malignant tumors which not infrequently, when they reach the leptomeninges, disseminate themselves through the subarachnoid spaces. 1974Passmore & Robson Compan. Med. Stud. III. xxxiv. 75/1 Medulloblastomata usually arise from the inferior vermis and involve the flocculus and nodule. Hence the presentation is often difficulty in walking, truncal ataxia and a tendency to sudden falls. |

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