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Ask a vet online – my dog has skin allergies, how do I help?

Question from Leona Poppleton:

my dog has skin allergies and so gets very dry skin and sometimes scabs that look quite painful is there anything that I can get or do to help this?

Answer: Scabby Skin

Hi Leona, thanks for your question about your dog’s skin. Allergies with skin symptoms are pretty common in dogs, so I’ll briefly discuss allergic disease, then go on to some of the many different treatment options.

What are skin allergies?

The phrase “skin allergies” refers to the itching, scratching and sore skin that allergic dogs get. However, it doesn’t have to be caused by something on the skin – e.g. food allergies (although quite rare in dogs) can lead to skin symptoms – so “allergic skin disease” is a better term.

Essentially what is happening is that the dog’s immune system misidentifies a harmless substance as a dangerous threat, and tries to attack it, causing soreness and itching. Allergic reactions may be triggered by a wide range of substances such as pollen, certain foods, fleas, mites, plants or even some washing powders. In a large number of cases, there’s no specific “allergy” involved, but the dog has a disease called Atopy (or Atopic Dermatitis), where the immune system reacts abnormally to a wide range of different stimuli. Atopy is partially genetic, and is more common in some breeds (e.g. West Highland White Terriers).

How is it diagnosed?

It is important to get allergic skin disease properly diagnosed by your vet because there are many contributing factors and different underlying problems….

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