临床资料例1女,25岁。因皮疹8日,发热7日,关节疼痛2日入院。8日前无明显诱因双肘窝发现多个指甲盖大红色皮疹,可于数小时后自行消退。无自觉症状,7日前出现发热、伴寒战,最高体温38.8℃,未起皮疹,口服泰诺后发热消退,次日出现双前臂皮疹并向上臂、臀部、双大腿及面颈部扩散,否认痒感,并伴有发热,口服开瑞坦后,面部皮疹消退,5目前又发热伴发皮疹,于当地医院就诊。查血常规WBC 6.9×1 0~9/L,LY 17.8%↓,NE 77.7%↑,诊断为荨麻疹,予肌注苯海拉明并静点地塞米松3日治疗。 Clinical data example 1 female, 25 years old. 8 days due to rash, fever 7, joint pain on the 2nd admission. 8 days ago No obvious incentive Double elbow fossa found multiple fingernail big red rash, after a few hours to subside on their own. No symptoms, 7 days ago, fever, chills, maximum body temperature 38.8 ℃, did not rash, oral Tylenol after fever subsided the next day there are two forearm rash and spread to the upper arm, buttocks, both thighs and face and neck, denied itch Feeling, accompanied by fever, oral Kai Ruitan, facial rash subsided, 5 fever and associated with rash, at a local hospital. Blood routine WBC 6.9 × 10 ~ 9 / L, LY 17.8% ↓, NE 77.7% ↑, diagnosed as urticaria, intramuscular injection of diphenhydramine and dexamethasone on the 3rd treatment.