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What Causes Hives On Dogs Back. A dog will then scratch the skin to relieve this itching which often ends up breaking the hair resulting in hair loss canine alopecia. Some pets can be sensitive to the point where they develop multiple skin allergies to a mix of allergens. Common allergies that can cause hives in dogs include food allergies vaccination allergies insect bites and soap or shampoo allergies. Friction sunlight heat exercise stress and genetic abnormalities may cause or intensify the rash.
One of the main causes of hives on dogs is an allergic reaction to a recent vaccination or medication. Learning to recognize signs of allergic reactions like hives can help you get your dog the medical assistance she needs in a timely fashion. An immune response involves the production of antibodies which release chemicals that cause inflammation. If the hives are caused by direct contact with some allergens eg. Frequent cases indicate that something in the dogs environment is causing. Friction sunlight heat exercise stress and genetic abnormalities may cause or intensify the rash.
This is caused by the sweat glands on your dog reacting to the acetylcholine found within his or her body.
These hives only last for a very short period of time but if your dog is uncomfortable and itches at them all day you will be presented with a whole new set of problems when he gets a skin infection. Similar to humans when a dog is exposed to one a particular allergen the immune system reactsor in most cases overreactsand causes a hypersensitive state. The local inflammation eventually gives rise to small reddish welts and bumps that are collectively called hives. An immune response involves the production of antibodies which release chemicals that cause inflammation. These hives only last for a very short period of time but if your dog is uncomfortable and itches at them all day you will be presented with a whole new set of problems when he gets a skin infection. Other causes include contact with toxic plants or chemicals.