坏死增生性淋巴结临床少见,极易误诊,现报道2例:例1:女,24岁.因发热、颈部肿痛6天住院。病前咽痛,尔后颈右侧肿痛,每午后高热,翌晨自行退热,体温36℃～40℃,出汗多,伴全身关节酸痛.体检;71 38.6℃,P104次/分,颈右侧可触及8个蚕豆大之淋巴结,中等硬,活动,触痛明显.余无特殊.化验:W B C3.6×10~9/L, Necrotic hyperplastic lymph node clinical rare, easily misdiagnosed, are reported in 2 cases: Example 1: Female, 24 years old. Due to fever, neck pain and 6 days hospitalization. Sick sore throat, neck pain on the right after posterior neck, high fever in the afternoon after each morning, self-fever the next morning, body temperature 36 ℃ ~ 40 ℃, sweating and more with body aches and pains. Physical examination; 71 38.6 ℃, P104 beats / The right side can reach the eight broad beans of the lymph nodes, moderately hard, activity, tenderness significantly. I no special test: WB C3.6 × 10 ~ 9 / L,