脳梗塞１９

【臨床症状】脳梗塞後のフォロー

【問題】どこに脳梗塞がある？　また、支配血管、発症時期、病型（分類）について記載せよ

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    ▶答えはこちら
    • 右基底核（被殻）に新鮮なラクナ梗塞を認める
    • 支配血管はMCA（中大脳動脈）の穿通枝である、外側線条体動脈（レンズ核線条体動脈）だが、MRA上、MCAには特に狭窄所見などは認めない
    • DWIで高信号、ADCで低信号、FLAIRで高信号のため急性期（発症1～7日）病変と考えられる
    • 他、右尾状核には陳旧性の脳出血あり