过敏性紫癜又称出血性毛细血管中毒症。可在成人中发生,但最常见于幼儿。本文报告31例腹型过敏性紫癜,并附1例疑难病例加以讨论。腹痛发生在度肤紫癜之前的过敏性紫瘢症极易与外科急腹症相混淆。外科急腹症以腹痛为突出症状。而腹型过敏性紫癜与急腹症之腹痛有相似之处。两者如何区别、怎样 Henoch-Schonlein purpura, also known as hemorrhagic capillary thrombosis. It can occur in adults, but most often in young children. This article reports 31 cases of abdominal Henoch-Schonlein purpura, with 1 case of difficult cases to be discussed. Abdominal pain occurs in the skin purpura before the allergic purple scar easily confused with surgical acute abdomen. Surgical acute abdomen with abdominal pain as a prominent symptom. Abdominal pain and acute abdomen abdominal pain are similar. How to distinguish between the two, how