钩虫病引起上消化道大出血易被忽视。为了引起基层医疗单位的重视,现将1例报告如下。男性,56岁,已婚,农民,1976年12月10日晚上10时40分入院。患者间歇性脐周痛10余天,入院前3天曾服驱虫药(药名不详),次日解出蛔虫数十条,后即解暗红色血便,每次200～300毫升,至入院时共解5次,遂以“坏死性肠炎”收住内科。既往有上腹痛史近20年,每于饭前发作,进食后可 Hookworm disease caused by upper gastrointestinal bleeding easily overlooked. In order to arouse the attention of primary medical units, one case is reported below. Male, 56 years old, married, farmer, 10 December 1976, 10:40 PM Admission. Intermittent umbilical pain in patients with more than 10 days, 3 days before admission had taken deworming medicine (drug name unknown), the next day solution of dozens of roundworm, after that solution dark red bloody stools, each 200 ~ 300 ml, to admission A total of 5 times, then “necrotic enteritis” admitted to medicine. Past history of abdominal pain nearly 20 years, each episode before eating after