H69.90
ICD-10-CMThis code signifies a general, unspecified dysfunction of the Eustachian tube, affecting an ear that is also not specified. It indicates a problem with the tube that connects the middle ear to the back of the throat, without further detail regarding the specific nature of the disorder (e.g., patulous, obstructive) or the affected side.
Use this code when documentation indicates a Eustachian tube disorder but lacks specificity regarding the type of disorder or the affected ear (left, right, or bilateral). This code is appropriate when the provider has not yet determined or documented the precise nature or laterality of the Eustachian tube issue.
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