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目的 探讨CT对直肠癌的诊断价值。方法 对 2 6例经活检或手术病理证实为直肠癌的患者行CT回顾性分析。结果 CT术前分期准确率D期为 85 .7% ,B -2期为 2 0 % ,术后局部复发准确率为 6 0 % ,远处转移准确率为 75 %。结论 CT术前主要适用于晚期病人的分期 ,以便采取合适的治疗方案 ,避免不必要的手术 ;术后对监测局部复发和远处转移起重要作用。
Objective To investigate the diagnostic value of CT in rectal cancer. Methods Twenty-six patients with colorectal cancer confirmed by biopsy or surgery were retrospectively analyzed. Results The preoperative staging accuracy rate of D was 85.7%, B - 2 was 20%, the accuracy of postoperative local recurrence was 60%, and the accuracy of distant metastasis was 75%. Conclusion The preoperative CT is mainly applied to the stage of advanced patients in order to take appropriate treatment options to avoid unnecessary surgery; postoperative monitoring of local recurrence and distant metastasis play an important role.