患儿男，９岁，因高热、头颈部痛，多汗十余天入院。。既往体健，常与猫在一起玩，父母健在，非近亲婚配，查体：体温４０℃，左颈部有一疼痛性肿块，颌下、颈后部可触及数枚１～２ｃｍ直径大小的淋巴结，均有压痛，手及前臂可见多处猫抓伤痕，前臂有红色斑丘疹。实验室检... Children male, 9 years old, due to fever, head and neck pain, sweating more than 10 days admitted to hospital. . Past physical health, often playing with the cat, parents alive, non-relatives marriage, physical examination: body temperature 40 ℃, the left neck has a painful mass, submandibular, neck can reach the back of several 1 ~ 2cm diameter lymph nodes Both had tenderness. Many cat scratches were found in the hands and forearms, with red rash on the forearm. Laboratory test ...