患者男性,45岁。近3个月来排便次数增多,每天34次,黏液脓血便,有里急后重感,首选的有助于确诊的检查方法是()A .B 超 B .X 线钡剂灌肠 ...

作者: rantiku 人气: - 评论: 0
问题 患者男性,45岁。近3个月来排便次数增多,每天34次,黏液脓血便,有里急后重感,首选的有助于确诊的检查方法是()
选项 A .B 超 B .X 线钡剂灌肠 C .直肠指检 D .纤维结肠镜 E .血清癌胚抗原
答案 D
解析 纤维结肠镜可在直视下观察病变的部位及形态,可帮助确诊。

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