1病例资料患者,男,72岁,因“头痛呕吐伴发热2周余”入院,入院前曾有不规范输液史(具体不详,喹诺酮类可能)。患者否认既往有药物及食物过敏史。入院时查体:体温38.5℃,神志清,精神软,颈抵抗,克氏征阴性,于神经专科查体阴性,双肺听诊呼吸音粗可及少许痰鸣音,心律尚齐,未 1 case data, male, 72 years old, because of “headache and vomiting with fever more than 2 weeks” admission, there was a history of irregular infusion before admission (specific unknown, quinolones possible). Patients denied past history of drug and food allergies. Admission examination: body temperature 38.5 ℃, clear mind, the spirit of soft, neck resistance, negative Klein syndrome, neurological examination was negative, lung auscultation breath sounds rough and a little phlegm, heart rate is still Qi, not