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Coughing Dog 10+ Years 21 Days

Based on the history you provided, below are the possible causes for your dog’s coughing. Please click on the links for more information on these diseases. If you still seek further information, please refer to our Ask the vet page to ask a veterinarian 24/7.

Allergic tracheobronchitis
Complications from Heart murmur

*At this age with a cough of this duration, lung cancer must also be considered as a possible cause. Lung cancer in dogs is often the result of spread of a primary cancer elsewhere in the body, however, cancer of the lungs can be primary. A veterinary visit for your dog is therefore recommended ASAP.

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