Surgery is the best treatment. Deafness may be caused by any number of factors. Old age, ear infections, or drugs may lead to deafness in your dog. Shetland sheepdogs, Old English sheepdogs, collies, boxers, and dalmatians are subject to congenital deafness. Lack of response to verbal interaction is a good sign that your dog is deaf or going deaf.
Veterinary universities have access to equipment used to screen dogs for deafness.
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