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花粉过敏症,是一种以花粉主要过敏性抗原引起鼻、眼、咽喉器官组织粘膜发生过敏而产生的过敏性鼻炎及过敏综合症,临床上以鼻痒、流清水样鼻涕、眼睛流泪,频频打嚏等为主要症状,并伴有眼睛、外耳道、咽喉、气管等部位发痒。属Ⅰ型变态反应性疾病。发病具有明显的季节性、地区性和明显的气候影响等特点,患者多有明显的遗传过敏体质。目前中国花粉症病人在一千万以上,美国花粉症病人约有一千四百七十万,加拿大、荷兰等花卉王国发病率也极高,欧洲、南美、大洋洲、日本、东南亚等国家地区的发病率正呈上升趋势。对于该病的治疗,国内外采用的免疫治疗方法难以普遍开展,抗敏药物效短,仅能缓解症状,目前仍缺乏有效的治疗药物。
Pollen allergy is an allergic rhinitis and allergic syndrome caused by allergic mucous membranes of nose, eyes, and throat organs caused by the main allergenic antigen of pollen. Clinically, nasal itching, watery nose, and tearful eyes are frequent. Snoring and other major symptoms, accompanied by itchy eyes, external auditory canal, throat, trachea and other parts. Is a type I allergic disease. The onset has obvious seasonal, regional and obvious climatic effects, and patients have obvious genetic allergies. At present, there are more than 10 million pollinosis patients in China and approximately 14.7 million patients with hay fever in the United States. The incidence of flower kingdoms in Canada, the Netherlands, etc. is also extremely high. Europe, South America, Oceania, Japan, Southeast Asia, etc. The incidence rate is on the rise. For the treatment of the disease, the immunotherapy methods used at home and abroad are difficult to carry out universally. The anti-allergic drugs have short efficacy and can only alleviate symptoms. Currently, there is still a lack of effective therapeutic drugs.