脳梗塞１７

【臨床症状】右手不全麻痺、顔面の痺れ　CTで異常なし

【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
    • 右視床に新鮮なラクナ梗塞あり
    • 視床はPCA（後大脳動脈）からの穿通枝が支配血管だが、PCAに目立った狭窄などはなし
    • 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）と考えられる（実際には発症日から8日目にMRI検査されている）