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区域性门静脉高压症(regional portal hypertension),也称为左侧门静脉高压症,是一种因多种原因引起脾静脉血液回流受阻所致的单纯门静脉脾胃区域的压力增高,从而引起多种临床表现。本病临床上少见,约占门静脉高压症患者的5%[1]。引起区域性门静脉高压的病因多种多样,包括胰腺疾病、感染、外伤、医源性等多种原因,其中由胰腺疾病引起的占绝大多数,临床上称为胰源性门静脉高压症
Regional portal hypertension, also known as left portal hypertension, is a pressure increase in the splenic region of the simple portal vein caused by obstruction of the splenic venous return due to a variety of causes leading to a variety of clinical manifestations . The disease is clinically rare, accounting for about 5% of patients with portal hypertension [1]. The causes of regional portal hypertension are diverse, including pancreatic diseases, infections, trauma, iatrogenic and other causes, of which the vast majority caused by pancreatic diseases, clinically known as pancreatic portal hypertension