患者 ,男 ,2 5岁。 1 993年 6月右拇指局部略高起 ,无红肿热痛 ,质软 ,触之活动。 1 994年 5月增大至蚕豆大小 ,当地诊为“囊肿” ,予以切除 ,术中曾切除一层黑皮样物伴一些粘液 ,拆线后未发现异常 ,1个月后原刀口处又逐渐高起。 1 995年2月出现肿胀、触痛、局部皮肤肿胀呈苍白 Patient, male, 25 years old. In June 1993, the right thumb slightly elevated from the top, no swelling and pain, soft, touching activity. 1 994 May increased to the size of broad beans, the local diagnosed as “cyst”, to be removed, intraoperative resection of a layer of black skin with some mucus, stitches found no abnormalities, 1 month after the knife edge Gradually high. In February 1995, there was swelling and tenderness, and the swelling of the local skin was pale