T242. Ear disorders

A. Cause of Otalgia

B. Cause of Tinnitus

C. 돌발성 난청(Sudden hearing loss)

D. Ear Infection & Treatment

E. Acute Otitis Media

F. Chronic Otitis Media

G. Malignant Otitis Externa (Necrotizing External Otitis)

H. Foreign body in ear

I. TM perforation

J. 이개혈종