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Allergies from coming in contact with certain things – This is another area where your dog may be allergic to the same things you are. Dogs can be allergic to poison oak, poison ivy and poison sumac.
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Allergies from bacteria – Dogs can develop allergies to certain bacteria. One of these is Staphylococcus, which can cause hair loss in patches of ½ to 2 inches wide.
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Allergies to food – Dogs can be allergic to some foods the same way as us humans, food allergies can show up as ear inflammations, although this is by no means the only presentation.
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Allergies to fleas – Although you might not think it, flea allergies are pretty common allergies in dogs. Open sores or scabs can characterize them, which are caused by the scratching and biting the areas that itch.
Although allergies are the most common, other conditions can cause your dog to have skin problems. These can cause your dog pain or simply cause them to be uncomfortable.
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Acathanosis Nigricans – This is an infection that causes the skin to become hyper-pigmented (dark) and extremely thick. There may also be a seborrheic-type film and hair loss.
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Canine Acne – Presents as small and irritated bumps right under the skin surface
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Dandruff – Pretty much identical to people dandruff, but in dog’s this can also cause hair loss
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Hot Spots (a.k.a. Moist Eczema) – Skin lesions that are usually caused by moisture on the skin
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Seborrhea – Excessive scaling or flaking of the skin / is not its own condition but rather accompanies one or more other skin problems
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Skin Tumors – These are exactly what they sound like. Skin tumors are masses of abnormal tissue and can emerge anywhere on the body.
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Drug reactions
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Sarcoptic mange (mites)
You should also know that, although your dog may not have previously appeared to be allergic to something, allergies could develop over time. It might take repeated exposure to particular substances or repeated ingestion of offending foods to cause your dog to display their allergy.
Regardless of what type of allergy your dog has, you need to do all that you can to relieve their suffering.Please understand that this does not mean we are discouraging you from taking your baby to the vet. You can visit the vet if you wish to get assistance in determining exactly what your pet is allergic to. Just know that there alternative treatments to healing your pet and avoiding possibly very expensive medications and ointments.