【例1】患者男性,60岁。1989年4月入院。发热、咽痛9天。体温38.8～39.8℃,伴头痛及全身不适。查体:咽充血,心率104次/分。双肺、肝、脾均未见异常。神经系统检查未见阳性体征。实验室检查:血象:白细胞总数9400/立方毫米;分类:中性粒细胞84％,淋巴细胞16％。血沉:60毫米/小时。查胸透、肝功能、疟原虫,嗜酸性粒细胞及肥达氏反应,各项检查均正常。血细菌培养7天,无致病菌生长。入院1周后,病人诉颈前区疼痛,向颈部两侧及 [Example 1] Male patient, 60 years old. April 1989 admission. Fever, sore throat 9 days. Body temperature 38.8 ~ 39.8 ℃, with headache and general malaise. Physical examination: pharyngeal congestion, heart rate 104 beats / min. Lung, liver, spleen were normal. Neurological examination showed no positive signs. Laboratory tests: Blood: total white blood cells 9400 / cubic mm; classification: 84% of neutrophils, lymphocytes 16%. ESR: 60 mm / h. Check chest through, liver function, Plasmodium, eosinophils and Widal response, the tests were normal. Blood bacteria cultured for 7 days, no pathogen growth. One week after admission, the patient complained of pain in the anterior cervical region to both sides of the neck