鉴别回肠-结肠型肠套叠和盲肠癌梗阻最可靠的措施是() ["A．询问有无慢性阵发性腹痛","B．检查右下腹有无包块","C．进行X线钡剂灌肠检查","D．检查有无血性粘液便","E．检查血红蛋白是否下降"]
外阴汗腺瘤由________增生而成。
绞窄性肠梗阻临床表现，下列哪项是错误的() ["A．腹部出现腹膜刺激征","B．腹痛持续加重，无缓解","C．呕吐血性或棕褐色液体","D．肠鸣音消失或减弱","E．X线检查见膨胀肠袢位置形状随体位和时间改变而改变"]
________是最常见的外阴癌，占外阴恶性肿瘤的________。
绞窄性肠梗阻的腹痛特点是() ["A．阵发性绞痛","B．持续性顿痛","C．持续剧烈腹痛","D．放射性腹痛","E．持续性隐痛，阵发性胀痛"]
CIN的发生与______、______密切相关。
