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Coughing Dog 10+ Years 7 Days No Contact

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
Collapsing trachea
Complications from Heart murmur
Heartworm

*At this age with a cough of this duration with no recent exposure to other dogs, lung cancer also must 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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