分泌性中耳炎（secretrotitismedia，SOM）虽然是一种耳科常见病，但复杂的发病机理是当前诸多学说中任何一种都难以圆满解释。本文就发病机理的主要学说作一综述。互咽鼓管功能障碍学说POlizer（1883）提出关于“补空性积水”的理论，认为咽鼓管堵塞引起SOM，而咽鼓管阻塞是由于 Although secretory otitis media (SOM) is a common disease of otology, the complicated pathogenesis is difficult to explain satisfactorily in any of the current theories. This article reviews the main theories of pathogenesis. Eustachian tube dysfunction theory POlizer (1883) put forward on the “empty water” theory that the block Eustachian tube caused SOM, and Eustachian tube obstruction is due to