Therefore, this is a case report of hydroa vacciniforme-like primary cutaneous NK/T-cell lymphoma with primary involvement in the skin;the condition was slowly progressive over 51 months.

• 最后诊断为牛痘样水疱病样皮肤NK/T细胞淋巴瘤，这是1例罕见的原发于皮肤长达51个月的进展缓慢的病例。