淋巴管瘤(lymphangioma)是淋巴系统的先天畸形,为正常的淋巴管不能与静脉系统相通所致。有四种组织类型:囊性水瘤(cystichygroma)或淋巴管瘤(lymphangioma)、海绵状淋巴管瘤(cavernouslymphangioma)、毛细管性淋巴管瘤(capilarylymphangioma)或单纯性淋巴管瘤(simplelymphangioma)和血管淋巴管畸形(vascu lolymphaticmalformation)或淋巴管血管瘤(lym phangiohemangioma)。淋 ......