患者,男性,28岁。因面部麻木6天,于1990年12月27日入院。入院前6天无明显诱因出现面部尤以口周麻木,张口时麻木加重,伴双侧前额、顶枕部针刺样疼痛,无其它特殊的不适,病初2天低热,此后体温一直正常。既往体健,否认近期感染史及服用呋喃类药物或有害物质接触史。查体:体温、脉博、呼吸、血压正 Patient, male, 28 years old. Facial numbness for 6 days, on December 27, 1990 admission. 6 days before admission there is no obvious incentive to appear facial numbness, especially when mouth numbness, accompanied by bilateral forehead, top pillow acupuncture-like pain, no other special discomfort, disease early 2 days fever, body temperature has been normal. Past physical health, to deny the recent history of infection and taking furan drugs or harmful substances exposure history. Physical examination: body temperature, pulse, breathing, blood pressure is positive