坏死性淋巴结炎是一种原因不明的非肿瘤性淋巴结肿大。因其临床症状无特异性,且发病率低,易误诊。我们遇1例坏死性淋巴结炎误诊长达20d余。报道如下。 Necrotizing lymphadenitis is an unexplained non-neoplastic lymphadenopathy. Because of its non-specific clinical symptoms, and the incidence is low, easily misdiagnosed. We encountered a case of necrotic lymphadenitis misdiagnosis of up to 20d. Reported as follows.