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研究临床应用CT术前评估进展期胃癌的周围扩散情况,对56例胃癌病人经术前CT检查和手术证实作比较,结果提示术前CT检查对进展期胃癌的周围扩散情况的诊断敏感性、特异性及准确率在胰腺浸润方面分别为33%、97%和73%;在第三站淋巴结转移方面分别为36%、97%和70%;在肝转移方面分别为89%、98%和96%。56例中15例腹膜种植的未查到(27%),40例Ⅳ期病人有18例未确诊(15%)。
To study the clinical application of preoperative assessment of the spread of advanced gastric cancer by CT and to compare the preoperative CT examination and surgical confirmation of 56 patients with gastric cancer. The results suggest that the diagnostic sensitivity of preoperative CT examination for the peripheral spread of advanced gastric cancer Specificity and accuracy were 33%, 97%, and 73% in pancreatic infiltration, 36%, 97%, and 70% in lymph node metastasis, and 89%, 98% in liver metastases, respectively. 96%. Of the 56 cases, 15 were not found (27%), and 40 patients with stage IV were undiagnosed (15%).