Why is the dog trying to cough? - briefly
A dog might be trying to cough due to irritation in the throat or airway obstruction caused by foreign objects, allergens, or inflammation. It could also indicate a respiratory infection or disease requiring veterinary attention.
Why is the dog trying to cough? - in detail
There are several reasons why a dog might be attempting to cough, and understanding these can help pet owners address the issue promptly.
Firstly, dogs may cough due to respiratory infections or conditions. Bacterial or viral infections such as kennel cough (Bordetella bronchiseptica) or canine influenza virus (CIV) are common culprits. These infections can cause inflammation and irritation of the airways, leading to a persistent cough. In more severe cases, dogs might develop pneumonia, which can also result in coughing fits.
Another significant cause is heart disease. If a dog's heart is not functioning properly, fluid can accumulate in the lungs, a condition known as pulmonary edema. This buildup of fluid puts pressure on the airways and triggers coughing. Heart conditions such as dilated cardiomyopathy or valvular disease are often associated with this symptom.
Parasites can also play a role in canine coughing. Lungworms (Angiostrongylus vasorum) or heartworms (Dirofilaria immitis) can infest a dog's respiratory system, causing irritation and inflammation that lead to coughing. These parasites are often transmitted through the environment or via mosquito bites, respectively.
Additionally, allergies or asthma-like conditions can cause dogs to cough. Allergens in the air such as pollen, dust, or cigarette smoke can irritate a dog's respiratory tract, leading to a cough. In some cases, dogs may develop bronchitis due to these irritants.
Foreign bodies lodged in the throat or lungs are another possible reason for coughing. Dogs, being curious by nature, might ingest small objects that can get stuck and cause persistent coughing. This is particularly common in puppies and young dogs who tend to explore their environment with their mouths.
Finally, certain medications or treatments can have side effects that include coughing. Some chemotherapy drugs or certain heart medications may irritate the respiratory tract, leading to a cough as a secondary symptom.
If a dog is exhibiting persistent coughing, it is crucial to consult with a veterinarian. A thorough examination, including diagnostic tests such as X-rays, blood work, and sometimes ultrasound or bronchoscopy, can help determine the underlying cause. Prompt diagnosis allows for appropriate treatment, whether it involves antibiotics, anti-inflammatory medication, deworming, or management of an underlying heart condition. Early intervention is key to preventing complications and ensuring the dog's overall wellbeing.