Otitis externa is one of the most common conditions clinicians encounter, particularly in dogs with allergic skin disease.

Common symptoms include itching, red and inflamed skin, ear infections ... Contact allergies, or contact dermatitis, happen ...

In addition to itchy skin and ears, these dogs may experience gastrointestinal upset such as diarrhea and vomiting. Unlike atopic dermatitis, dogs with food allergies experience symptoms year-round.