H71 - Cholesteatoma of middle ear
H71.9 - Unspecified cholesteatoma
H71.90 - Unspecified cholesteatoma, unspecified ear
H71.91 - Unspecified cholesteatoma, right ear
H71.92 - Unspecified cholesteatoma, left ear
H71.93 - Unspecified cholesteatoma, bilateral