Objective:To evaluate the accuracy of helical CT pneumocolon in diagnosing and staging colonic carcinomas.
目的：评价螺旋CT结肠充气造影在结肠癌诊断中的价值及分期的准确性。
Methods Spiral CT pneumocolon correlation were retrospectively analyzed in 17 patients who were failed to detect by colonoscopy and had been done Spiral CT pneumocolon.
方法收集17例结肠镜检失败、加做结肠充气造影的病例，对其影像资料进行分析。
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