Flea allergy dermatitis is an eczematous itchy skin disease of dogs and cats. For both of these domestic species, flea allergy dermatitis is the most common cause of skin disease. Affected animals develop allergic reactions to chemicals in flea saliva.
Fleas can cause intense pruritis in cats who develop an allergyor hypersensitivityto proteins found in flea saliva. Cats are exposed to these proteins when fleas bite them. This condition is known as flea allergy dermatitis (FAD).
If your cat is allergic to fleas, they will develop intense itching and a rash every time they are bitten. A rash, hair loss, constant scratching, and skin infections are all common symptoms of a flea allergy. Flea allergic dermatitis can develop at any point throughout your cats life.

Such details provide a deeper understanding and appreciation for What Causes Flea Allergy Dermatitis Symptoms In Cats.
In this ArticleWhat causes flea allergies in cats?Recognizing the symptoms of flea allergy dermatitisFlea allergy dermatitis is an allergic reaction to proteins in flea saliva.
What Causes Flea Allergy Dermatitis? When a flea bites your cat, some of the fleas saliva gets into the bite wound. Most cats are not allergic to flea saliva and can be bitten by fleas without any symptoms.

Flea allergy dermatitis in dogs and cats: Symptoms, treatment and prevention.Skin changes in cats: hair loss and rash typically involving the back half of the body (belly and back), hind legs (inner and back surfaces), back of the neck, and less commonly on the head.
Cat dermatitis is an inflammation of the skin caused by fleas, food allergies, or environmental stimuli. Dermatitis typically manifests as itchiness and discomfort for your furry friend.
| Flea allergy dermatitis (FAD), or flea bite hypersensitivity, is a hypersensitivity disease caused by the injection of antigens from the salivary glands of fleas as they feed on a host animal.