14高反应性鼻炎医学PPT课件.ppt

文档介绍：耳鼻咽喉头颈外科学耳鼻咽喉头颈外科学第二篇鼻科学及颅面疾病(3) 第十一章鼻黏膜高反应性鼻病第一节变态反应性鼻炎 Respiratory mucosa in nose The nasal mucosa showed by transmi- ssional electromi-Croscope. The picture of normal mucosa showed by nasal endoscope Nasal hyper-reactivity ? Nasal cavity : ? First line of airway ? Sensitivity: ? rich nerve distribution ? pound: ? respiratory epithelial cells Goblet cell glands (serous or mucous) rich vessels ? pound: ? Toll-like receptors lymphocytes (T, B) serous cells mast cells epithelial cells Response of nose induced by some factors Challenge factors: ? enviromental ? Weather 、 temperature 、 humidity ? inhalants: ? Dust 、 allergen 、 chemicals pollution ? most of above ? Intrinsic: ? nervous 、 stress or disappoint 、 depress or anxious