恶性黑素瘤是来源于黑色素细胞,多由于黑痣或色素母斑长期受刺激等引起,在基层医院常以皮肤溃疡、炎性反应治疗,如病变处无黑痣等色素病变,更容易导致漏诊和延误病程及治疗。笔者临床诊治此类患者1例,现报道如下。1病例报告患者,女,65岁,农民,2013年3月因左足拇指局部红肿、疼痛、肉芽增生,创面不愈3个月就诊。3个月前患者无诱因左足拇指内侧甲沟处局部红肿、疼痛,继而破溃,在当地卫生院 Malignant melanoma is derived from melanocytes, mostly due to moles or pigmented mothers caused by long-term stimulation, etc., in the primary hospital often with skin ulcers, inflammatory response treatment, such as lesions without pigmentation lesions such as mole more likely to lead Misdiagnosis and delay of course and treatment. I clinical diagnosis and treatment of such patients in 1 case, are reported below. 1 case report Patients, female, 65 years old, farmer, March 2013 due to local swelling of the left thumb, pain, granulation hyperplasia, wound healing 3 months treatment. 3 months ago, there was no incentive for patients with left thumb in the medial cavern at the local redness, pain, and then ulceration, at the local hospital