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摘要目的探讨应用磁敏感加权成像(SWI)鉴别脑脓肿和坏死性肿瘤的可行性。方法 21例化脓性脑脓肿、21例环形强化的胶质母细胞瘤及23例环形强化的脑转移瘤病人均
Abstract Objective To explore the feasibility of using magnetic susceptibility weighted imaging (SWI) to differentiate between brain abscesses and necrotic tumors. Methods 21 cases of purulent brain abscess, 21 cases of ring-shaped glioblastoma and 23 cases of ring-enhanced brain metastases were