H68.12 - Intrinsic cartilagenous obstruction of Eustachian tube H68.1 - Obstruction of Eustachian tube H68.12 - Intrinsic cartilagenous obstruction of Eustachian tube
H68.121 - Intrinsic cartilagenous obstruction of Eustachian tube, right ear H68.122 - Intrinsic cartilagenous obstruction of Eustachian tube, left ear H68.123 - Intrinsic cartilagenous obstruction of Eustachian tube, bilateral H68.129 - Intrinsic cartilagenous obstruction of Eustachian tube, unspecified ear