Symptoms of Allergy-Induced Ear Infections Shaking the head. Scratching at the ears. Redness to the ear flap or entrance to the ear canal. Discharge from the ear canal. Pain when the ear is touched. Thickening of the ear canal. Rubbing the face/ear on the ground or furniture.
How do I know if my dog has an ear infection or allergies?
If you notice your dog scratching their ears or shaking their head more often than usual, dragging the side of their face along the carpet or furniture, smell a bad odor from the ear, or see redness on their inner ear flap or in their ear canal, they could have an ear infection.
Can allergies affect a dog's ears?
Dogs are especially prone to allergy-related ear problems. What may begin as itchy or irritated ears could escalate into a serious ear infection. Watch for: Scratching at the ears.
What food allergies cause ear infections in dogs?
Food (or environmental) allergies may be the cause if both ears are involved. An excess of grain and/or sugar in the diet is a common causes of ear infections in dogs. Sugar feeds the yeast already in the body and causes an overgrowth, which results in the dark, yeasty-smelling buildup inside the ears.
Can allergies cause dogs ears to swell?
Because this condition can be itchy and even painful, the dog may shake his head, in an effort to relieve the sensation. What can result is a swelling created by a broken blood vessel inside of the ear flap. This is known as an ear hematoma. In addition to ear infections, allergies may also cause head shaking.
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