What causes flatulance in dogs your old dog is passing gas only reciently and it foul?

I understand you're concerned about your older dog's recent increase in flatulence, especially if it's foul-smelling. It's important to note that I'm not a veterinarian, and I can't diagnose medical conditions. However, I can give you some general information about what might be causing this.

Common Causes of Flatulence in Dogs:

* Dietary Changes: Switching foods, eating too much, or eating something they shouldn't can cause gas. New foods might be harder to digest.

* Food Sensitivities: Certain ingredients can trigger gas in some dogs, such as dairy, grains, or certain proteins.

* Digestive Issues: Conditions like irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), or parasites can all lead to increased gas.

* Medications: Some medications can cause gas as a side effect.

* Underlying Health Conditions: Gas can be a symptom of more serious problems like pancreatitis, liver disease, or kidney disease.

What to Do:

1. Observe: Pay close attention to your dog's behavior. Is he eating normally? Is he having any other symptoms like vomiting, diarrhea, or weight loss?

2. Keep a Food Diary: Note what your dog eats and when. This can help you pinpoint any possible dietary triggers.

3. Contact Your Veterinarian: It's essential to consult your veterinarian. They can perform a physical exam, run tests if needed, and determine the cause of the flatulence.

4. Follow Veterinary Recommendations: Your vet will likely recommend dietary changes, medication, or further testing based on their diagnosis.

Remember: It's always best to err on the side of caution and seek veterinary advice if you notice any changes in your dog's health, especially if they're elderly.