用螺旋CT机做消化道检查的方法改进

目的是评价改进了ＣＴ扫描及准备方法在消化道疾病的诊断中所起的作用及其指导治疗和判断预后的深远意义。材料和方法采用特定的肠道准备方法。应用改良后的扫描技术，与消化道钡餐餐透视及其消化道内窥镜检查结果相对比，对３２例患有消化道疾病的患者进行认真研究，全部结果经病理和临床证实。结果根据Ｄｕｋｅｓ改良分期法。所有肿瘤患者均为Ⅱ期或Ⅱ期以上。诊断中有４例误诊，定性诊断的正确率为８７．５％，所有病灶的检出率为

The Improvement of Methods by using Spiral CT to Examine the Digestive tract Diseases

Objective: To evaluate CT function in diagnosis die diseases of digestive tract,to discuss its far-reaching significance in guiding therapy and judging prognosis .Methods:Adopt special intestinal preparing methods and use improved scanning technique, mutual contrast with the result of gastrointestinal meal perspective and its endoscopic examination, study carefully on 32 cases, all results were confirmed by clinical and pathology. Result: According Dukes' improvement divide for method ,all tumor patients were in the second phase or above. There were 4 cases being misdiagnosis, the accuracy of qualification diagnosis is 87.5 percent, the relevance ratio of all niduses is 100 percent Conclude : CT is advanced scientist method,these CT features correlates well with the surgical finding and pathology .Because CT has so many advantages. for example: easily. quickly, painlessly, very clearly and accuracy. it will be used widely in the diseases of digestive.