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临床资料患者,女,64岁。主因左手无名指皮损3年余,于2013年12月20日就诊。3年余前,患者左手环指出现一小红斑,无自觉症状,渐扩大并出现脱屑、破溃、反复糜烂、不易结痂,累及第一指节的屈面和侧面,多次在当地医院以湿疹治疗无效。患者既往无高血压病、糖尿病病史,无光敏史和药物过敏史,无家族遗传病史。体格检查:一般状况良好,全身浅表淋巴结无增大,系统检查无异常。皮肤科检查:左手无名指
Clinical data, female, 64 years old. Mainly because of the left ring finger lesions more than 3 years, on December 20, 2013 treatment. More than 3 years ago, the patient left ring refers to a small erythema ring, no symptoms, gradually enlarged and appear desquamation, ulceration, repeated erosion, not easy to scab, involving the first knuckle flexor and side, many times in the local Hospital treatment of eczema invalid. Patients without prior hypertension, diabetes history, no photosensitive history and drug allergy history, no family history of genetic disease. Physical examination: the general condition is good, systemic superficial lymph nodes no increase, the system check no abnormalities. Dermatological examination: ring finger on left hand