患者女性,37岁,发作性咳喘4年,加重1个月伴双下肢皮疹1周于2004年4月5日入院。患者4年前出现支气管哮喘(简称哮喘),曾间断治疗,夏季好发。近1年来哮喘加重几乎每天发作。入院前1个月出现胸部隐痛,胸闷、气喘,曾在外院按哮喘治疗后症状有所缓解。1周前无诱因咳喘再发,咳少量白痰 Patient Female, 37 years old, episodes of cough and wheezing 4 years, exacerbated 1 month with double lower extremity rash 1 week on April 5, 2004 admitted. Patients with bronchial asthma 4 years ago (referred to as asthma), had intermittent treatment, good onset in summer. Asthma exacerbated almost daily for almost a year. Chest pain, chest tightness and wheezing occurred 1 month prior to admission. The symptoms were relieved after treatment with asthma in the hospital. 1 week ago, no cause cough recurrence, cough, a small amount of sputum