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为讨论CT诊断脑内单发转移瘤的作用。本文着重分析脑内单发转移瘤的CT征象。结果 :脑内单发转移瘤可分为结节型、囊型、囊实混合型三种。常需与脑膜瘤、脑脓肿和胶质瘤作鉴别 ,必要时可作活检定性。结论 :CT是检出和诊断脑内单发转移瘤很重要的影像学手段之一
To discuss the role of CT in the diagnosis of single brain metastases. This article focuses on the analysis of single brain metastases CT signs. Results: Solitary brain metastases can be divided into nodular, cystic, cystic and solid mixed three. Often with meningioma, brain abscess and glioma for identification, biopsy can be qualitative if necessary. Conclusion: CT is one of the most important imaging modalities for detection and diagnosis of single brain metastases