环形红斑,多形红斑和结节性红斑,常见于风湿热的皮肤表现,具有诊断意义。上述皮损除见于风湿热外,在皮肤科的范围内,尚可见于系统性红斑狼疮、皮肌炎、结核病、肉样瘤、麻风、性病、病毒、霉菌和原虫感染,以及药物过敏等。现将我院2例慢性乙型肝炎伴发结节性红斑的皮肤表现报告如下。 Annular erythema, erythema multiforme and erythema nodosum, common in rheumatic fever skin, with diagnostic significance. In addition to the skin lesions seen in rheumatic fever, in the context of dermatology, can still be found in systemic lupus erythematosus, dermatomyositis, tuberculosis, sarcoma, leprosy, sexually transmitted diseases, viruses, mold and protozoa infections, and drug allergies. Now in our hospital 2 cases of chronic hepatitis B associated with erythema nodosum skin performance report as follows.