MRI images often show a ring-enhancing lesion surrounded by edema, a picture indistinguishable from glioblastoma, abscess, and other tumors (including metastasis).

 
  • MRI图像显示一环形水肿性病损,常难以与恶性胶质瘤、溃疡以及其它肿瘤(包括转移灶)相鉴别。
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