患者 ,女 ,3 7岁。一年前左拇趾末节内侧出现一米粒大肿物 ,无任何不适 ,未经治疗 ;近一年来肿物逐渐增至蚕豆大小 ,略影响行走。近日左拇趾肿胀明显 ,局部青紫 ,于 1 999年 6月 1 0日收住入院。查体 :一般情况良好 ,心、肺 ( -) ;外科检查 :左拇趾肿胀 ,局部青紫 ,无触痛及搏 Patient, female, 37 years old. A year ago, the inside of the left thumb appeared inside a large grain of rice, without any discomfort, untreated; the past year the tumor gradually increased to the size of broad beans, slightly affect walking. Recent obvious swelling of the left thumb and toe, partial bruising, on June 10, 1999 admitted to hospital. Physical examination: generally good, heart, lung (-); Surgical examination: left toe swelling, local bruising, no tenderness and stroke