A. These are signs compatible with gastrointestinal disorders. Any form of inflammation of the gastrointestinal system may result in those signs. As a recommendation I would try to control his diet strictly, especially if he has the tendency to scavenge. Dietary related gastrointestinal problems are very common.
Several diseases can be responsible for vomiting and diarrhea such as gastroenteritis, inflammatory bowel disease, food allergy, stomach ulcers and tumors, parasite infections, intestinal blockage and many others.
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