脑部肿瘤周围常伴有不同程度的水肿，其形成与肿瘤机械压迫、脑皮质受损及肿瘤细胞的分泌排泄有关。本文通过ＣＴ分析水肿的程度、部位等方面推测脑实质受侵犯程度，提高肿瘤诊断的准确率，为治疗方案的选择提供一定依据。１材料和方法１１一般资料本组脑部肿瘤共１００... Often accompanied by varying degrees of edema around the brain tumor, its formation and tumor mechanical compression, cortical damage and secretion of excretion of tumor cells. This article by CT analysis of the degree of edema, location and other aspects of inferring the extent of violations of the brain parenchyma to improve the accuracy of tumor diagnosis, to provide a basis for the choice of treatment options. 1 Materials and Methods 1  1 General Information The total brain tumor 100 ...