病例报告例 1,庞某 ,女 ,6 3岁 ,1998年 12月就诊。述左鼻翼外下方有绿豆大黑痣多年 ,无痛痒等不适症状。因恐恶变于 1年前在某医院行激光治疗 ,约半月余伤口愈合 ,该处平整颜色完全正常。近 3月来手术部位病变“复发” ,逐渐呈现黑色、常糜烂流黄水且结痂。检查 :左侧鼻唇沟旁 Case report case 1, Pang Mou, female, 63 years old, presented in December 1998. There are mung bean large black worms below the left nose wing for many years without symptoms such as itching. As a result of the change of fear and fear of a laser treatment at a hospital a year ago, wounds healed about half a month ago, and the color of the place was completely normal. In the recent March, the surgical site lesions “recurred” and gradually appeared black, often sloping yellow water and scabs. Inspection : Left side nasolabial fold