1. Ear examination 2. The main contents: acute otitis media, otitis media stadium suppurationis, crescent-shaped cirrhosis spot

1. Ear examination

2. The main contents: acute otitis media, otitis media stadium suppurationis, crescent-shaped cirrhosis spot of tympanic sclerosis, stage of congestion of early phase of acute otitis media, traumatic perforation of tympanic membrane, flaccid part perforation, chronic suppurative otitis media, serous otitis media, serous middle ear effusion, dry posterior central perforation, tympanic membrane, tympanic sclerosis, otopiesis and other diseases.

Ear examination model