General information Definition定义 Allergic rhinitis can be defined as a disease giving rise to two or three of the following symptoms: sneezing attacks serous hypersecretion(高分泌)and hasal blockage due to a swollen nasal mucosa
OTITIS MEDIA Guangzhou medical college Second Affiliated Hospital Otolaryngology Ouyang shunlin The most important disease of the middle ear and mastoid are inflammations of various kinds and hearing loses. Tumors of the middle ear are rare. In this chapter we ll mainly discussed acute