Hereditary Deafness
A genetic condition causing partial or complete deafness, often associated with coat color genes in some breeds.
Detailed Description
Hereditary deafness results from abnormal development of the inner ear, often linked to pigmentation genes. Deafness can be unilateral or bilateral and is present from birth. Affected dogs may adapt well but require special training and management.
Common Symptoms
- Lack of response to sound
- Difficulty waking
- Excessive barking
- Startling easily
Management Options
- Training with visual cues
- Use of vibration collars
- Avoidance of off-leash activity in unsafe areas
Frequently Asked Questions
How common is hereditary deafness in dogs?
Prevalence varies by breed; some breeds have higher rates due to genetic factors.
Can hereditary deafness be prevented?
Only by selective breeding and BAER testing of breeding dogs.
Is deafness linked to coat color?
Yes, in some breeds, but it can occur in all colors.
How is deafness diagnosed?
By BAER testing, which is painless and reliable.
Can deaf dogs live normal lives?
Yes, with proper training and precautions.
Condition Details
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Typical Age of Onset
Congenital (present at birth)
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Testing Available
Yes
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Diagnosing Methods
BAER (Brainstem Auditory Evoked Response) testing
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Preventative Measures
BAER testing of breeding stock; Avoid breeding affected dogs
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Related Conditions
Age-related (acquired) deafness, Otitis media