慢性鼻窦炎是耳鼻咽喉科常见病 ,后鼻孔引流为其常见症状之一。慢性鼻窦炎的炎性分泌物直接经过咽鼓管咽口 ,致咽口水肿、阻塞 ,导致分泌性中耳炎的产生 [1]。为进一步探讨慢性鼻窦炎对咽鼓管形态及功能的影响 ,我们从 1997年 9月至 1998年 3月对 31例慢性鼻窦炎患者的咽鼓管咽 Chronic sinusitis is a common disease of otolaryngology, after the drainage of the nose is one of its common symptoms. Inflammatory secretions of chronic sinusitis directly through the eustachian tube pharyngeal mouth, causing pharyngeal edema, obstruction, resulting in the production of secretory otitis media [1]. To further explore the impact of chronic sinusitis on eustachian tube morphology and function, we from September 1997 to March 1998 on 31 patients with chronic sinusitis in the eustachian tube pharynx