61 歲男性，右側半身無力。根據此二張MRI 影像，左圖是FLAIR，右圖是注射Gd-DTPA 的T1WI，最適當的診斷是：
Acute MCA infarction with cytotoxic edema
Acute ACA infarction with cytotoxic edema
Metastasis with peripheral brain tissue edema
Subacute hematoma with peripheral brain tissue edema
