The occurrence of chronic suppurative otitis media (CSOM) and its complications have reduced considerably with the use of better antibiotics.
由于较好抗生素的应用，慢性化脓性中耳炎的发病率（CSOM）及其并发症都显著减少。
2
Objective: the objective of this is to determine the incidence of otogenic complications of chronic suppurative otitis media (CSOM) and its management.
目的：确定慢性化脓性中耳炎(CSOM)耳源性并发症的发生率及其处理方法。
3
Objective:To understand bacteriology of chronic suppurative otitis media (CSOM) and drug sensitivity of isolated bacteria for better treatment of CSOM.