一名63岁男性患匐行性回状红斑达7个月之久,切除右肺尖空洞组织并证明为结核,术后数天内皮损消退。匐行性回状红斑罕见,常与恶性肿瘤有连系。本例患者首次就诊时主诉4个月前发现红色皮疹,瘙痒,有鳞屑,边缘不凸起,逐渐发展并融合成“螺纹样”和“木纹样” A 63-year-old man suffered from a serpentine retrograde erythema of up to 7 months. The right apex was resected and proved to be tuberculosis. The lesion subsided within a few days after the operation. Serpentine erythema rarely seen, often associated with malignant tumors. The patient first complained of a red rash 4 months prior to her visit, itching, scaly, marginless, gradually developing and merging into “thread-like” and “woody”