血管瘤是先天性良性肿瘤或血管畸形,新生儿发病率为10%~12%,病程多分为3个阶段:增生期、稳定期和消退期。婴幼儿血管瘤可在无任何治疗干预下自行消退,最终消退率可达80%。其虽具有自限性,但少数发展迅速,可出现感染、溃疡、坏死、出血,继发畸形、功能障碍等,严重者可导致瘢痕、多余皮肤及毛细血管扩张等,影响患儿的美容并产生心理障碍。婴幼儿血管瘤确切的发病机制尚未完全清楚。目前普遍认为血管瘤发生、发 Hemangiomas are congenital benign tumors or vascular malformations, the incidence of neonatal 10% to 12%, the disease is divided into three stages: hyperplasia, stable and extinct. Infantile hemangiomas may subside on their own without any intervention, with a final regression rate of up to 80%. Although its self-limiting, but a few rapid development, there may be infection, ulcers, necrosis, bleeding, secondary deformity, dysfunction, severe cases can lead to scarring, excess skin and telangiectasia, affecting children’s beauty and Produce mental disorders. The exact pathogenesis of infantile hemangioma is not fully understood. It is generally believed that hemangiomas occur and develop