Dieulafoy病,又称黏膜下恒径动脉破裂出血,是引起上消化道出血的少见原因之一。近年来随着医疗技术的发展,该病检出率明显增高。国内外临床均有散在报道。本文就该病的命名、发病情况、发病部位、发病机制、临床特点及诊断治疗进展作一综述。1命名1884年Gallard[1]首次报道以突 Dieulafoy disease, also known as submucosal constant diameter arterial bleeding, is one of the rare causes of upper gastrointestinal bleeding. In recent years, with the development of medical technology, the detection rate of the disease increased significantly. Clinical reports at home and abroad are scattered. This article reviews the naming of the disease, the incidence of the disease, the location of the disease, pathogenesis, clinical features and diagnosis and treatment progress. 1 Named in 1884 Gallard [1] first reported sudden