The difference between external auditory canal cholesteatoma and earwax embolism is 12 minutes.
14:17
Clearance of external ear canal earwax and external auditory canal cholesteatoma for 14 minutes.
10:03
Early cholesteatoma of external auditory canal (previous patient), 10 minutes
11:17
Second cases of external ear canal cholesteatoma, common earwax embolism and otitis media 11 minutes
13:36
Endoscopic ear treatments by Dr Zhao EP.38- 02/07/2020
39:24