Neurological Surgery 脳神経外科48巻10号

2020年10月発行

症例

被殻出血にて発症した脳幹部膠芽腫の1例

著者： 山田慎太朗¹ 磯崎誠¹ 山内貴寛¹ 有島英孝¹ 小寺俊昭¹ 菊田健一郎¹

所属機関： ¹福井大学医学部脳脊髄神経外科

ページ範囲：P.921 - P.926

Ⅰ．はじめに
　脳内出血の原因としては高血圧症が最も頻度が高い^6,13)．高血圧性脳内出血は被殻，視床などの大脳基底核や歯状核（小脳）に発症することが多く，これらは穿通枝動脈の脆弱化に起因する一次性脳内出血に分類される．一方で，脳腫瘍の存在は，頻度は低いながらも脳出血の重要な原因の1つである⁴⁾．特に，脳皮質下出血など高血圧性脳内出血の好発部位ではない場合には腫瘍の合併を念頭に置いておく必要がある．
　今回われわれは，被殻出血で発症し保存的加療を行い，経過中の精査にて血腫とはやや離れた場所に脳腫瘍を認め，膠芽腫の診断に至った1例を経験したので文献的考察を含めて報告する．

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