哮喘是慢性气道炎症性疾病,常与接触多种过敏原有关。病人可以表现为反复出现的喘息、气促、胸闷、咳嗽、咳痰,常在晚间或凌晨发作。约80%患者合并过敏性鼻炎,患者接触异味、冷空气后打喷嚏、流清涕,因此病人常误认为是反复“感冒”。春秋换季时气温变化较大,忽冷忽热,且正值草木茂盛,百花齐放,某些风媒花粉飘在空 Asthma is a chronic airway inflammatory disease, often associated with exposure to multiple allergens. Patients can be manifested as recurrent wheezing, shortness of breath, chest tightness, cough, expectoration, often in the evening or early morning attack. About 80% of patients with allergic rhinitis, contact with the patient odor, sneezing after cold air, runny nose, so patients often mistaken for repeated “cold ”. Changes in spring and autumn when the temperature changes, hot and cold, and positive vegetation, flourishing, some wind pollen floating in the air