摘要:病例1男,19岁,因反复便血4年,加重19h入院。4年来曾3次因下消化道大出血住院治疗,经胃镜、钡餐、纤结镜等检查无阳性发现。核素扫描发现右下腹异位胃黏膜显影。每次住院经止血、输血、抗炎、补液等保守治疗控制出血。此次入院前19h再次解鲜红色大便3次,总量约为800ml,伴心慌、头昏。经当地医院治疗无效,急诊入我院。查体:BP100/60mmHg(1mmHg=0.133kPa),P100次/min。贫血貌,精神差。腹软,无压痛,肠鸣音8次/min。入院后,继续便血2次,总量约1200ml。患者出现明显失血性休克表现。经积极输血、止血、补液等抢救治疗,
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