… On the other hand, glioblastoma multiforme (11.0%) is the most malignant malignant brain tumor, and astrocystoma (17.5%) is the most common. These two representative malignant brain tumors arise from the glial cells in the brain and are collectively called gliomas, but other malignant tumors belonging to the glial system include oligodendroglioma (2.3%) and ependymoma (2.8%). Although not a glial tumor, medulloblastoma (3.1%) is well known as a malignant tumor belonging to the neural cell system, and is a typical malignant brain tumor in children. … *Some of the terminology that mentions "glioma" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… 一方,悪性脳腫瘍としては多形膠芽(こうが)腫glioblastoma multiforme11.0%が最も悪性で,頻度としては星細胞腫astrocystoma17.5%が最も多い。これら二つの代表的な悪性脳腫瘍は脳に存在するグリア細胞から発生するのでグリオーマgliomaと総称されることがあるが,グリア系に属する悪性腫瘍はこれら以外にも乏突起膠腫oligodendroglioma2.3%,上衣腫ependymoma2.8%がある。グリア系の腫瘍ではないが神経細胞の系に属する悪性腫瘍としては髄芽腫medulloblastoma3.1%がよく知られており,小児の代表的な悪性脳腫瘍である。… ※「glioma」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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