临床资料患者男,23岁。因足趾部赘生物伴压痛,于2007年12月10日来我科就诊。患者1年前发现右足拇趾外侧出现一赘生物,质地坚硬,无自觉症状,未予重视,渐增大至黄豆大,局部压迫后常有痛感,影响行走,无出血、破溃等现象。平素体健,否认其它系统性病史。体检:各系统检查未见异常。皮肤科检查:右拇 Clinical data Patient male, 23 years old. Because of toe Ministry of neoplasm with tenderness, on December 10, 2007 to our department. One year ago, the patient showed a vegetation on the outside of the right toe with hard texture and no symptoms. It was not taken seriously and was gradually increased until the soybean was large. After the local compression, it often had pain, which affected the walking, no bleeding and ulceration. Usually physical health, denial of other systemic history of disease. Physical examination: no abnormalities in the system examination. Dermatological examination: right thumb