肛门突然出现暗紫红色痛性肿块可诊断为()大便带鲜血便时便后疼痛剧烈可诊断为() ["A.肛裂","B.肛瘘","C.混合痔","D.肛周脓肿","E.血栓性外痔"]
继发性肺结核最常见的类型是() ["A.局灶型肺结核","B.肺结核球","C.干酪样肺炎","D.浸润型肺结核","E.慢性纤维性空洞型肺结核"]
直肠指诊,可触及条索状物,挤压时外口有脓性分泌物时应考虑()直肠指诊,肠壁上有高低不平质硬的肿物,指套染有脓血和黏液时应考虑()直肠指诊,可触及质软可推动的圆形肿块,指套染有新鲜血迹时应考虑() ["A.内痔","B.外痔","C.肛瘘","D.直肠癌","E.直肠息肉"]
女,20岁,大便秘结,排便时肛门口有剧痛,手纸染鲜血,量少,可能诊断是()男,40岁,大便秘结,排便后滴鲜血肛门口不痛,最可能是()男,40岁,肛门持续性跳疼,排便时加重,伴局部红肿,压痛,发热39℃,不能坐,应诊为() ["A.内痔","B.肛门周围脓肿","C.肛裂","D.肛瘘","E.直肠癌"]
直肠粘膜与肛管皮肤的分界线()肛管内括约肌与外括约肌皮下部分界线() ["A.肛门白线","B.半月线","C.腹白线","D.半环线","E.齿状线"]
直肠下段粘膜呈现8~10个隆起的纵形皱襞,称为()肛柱基底之间的半月形皱襞,称为()直肠粘膜与肛管皮肤的交界处形成()