坏死增生性淋巴结病 ( NHL )是一种病因不明的非肿瘤性淋巴结肿大 ,临床以淋巴结肿大、发热和白细胞减少为三大主征。组织学以广泛性凝固性坏死性组织细胞反应性增生、无中性细胞浸润为特点。临床上易误诊为淋巴瘤、结核等。现报告 3例如下。例 1,女 ,16岁。因发热、头痛、咽干 Necrotic proliferative lymphadenopathy (NHL) is a non-neoplastic lymphadenopathy of unknown etiology, clinically with lymph nodes, fever and leukopenia are the three main symptoms. Histology to a wide range of coagulative necrotic tissue cells reactive hyperplasia, characterized by no cellular infiltration. Clinically misdiagnosed as lymphoma, tuberculosis and so on. The following three reports are as follows. Example 1, female, 16 years old. Due to fever, headache, dry throat