Canine allergic dermatitis is a type of dog skin disease. It is characterized by seasonal and easy to repeat. Therefore, if you want to completely cure it, the owner needs to take care of the dog very carefully. Allergic dermatitis is an allergic reaction involved in immunoglobulin E, also known as specific dermatitis. Let's explain the causes and symptoms of allergic dermatitis.
1. Endogenicity is hereditary, hormone abnormalities and allergies.
2. Exogenous has seasonal and non -seasonal environmental factors. Inhale pollen, dust, wool, etc., eat foods, ham, milk and other foods. In addition, injecting drugs, mosquito bites, internal and external parasites, pathogen infections, and physical and chemical factors.
Endogenous factors usually refer to reasons such as genetic, hormone abnormalities, and allergic constitution. The exogenous factors have a wide range, and some have obvious seasonality. Such as inhaling pollen, dust, mites, dandruff, etc., eat metamorphosis, milk, injection of drugs, serum, mosquito bites, exposure to chemicals, excessive sunlight, etc.
1-3 -year -old dogs are more. The first part of the hair is around the eyes, toe, underarms, mouse names, perineum and waist back. The diseased dogs are mainly manifested in severe itching, erythema and swelling, and some have pimples, scales and hair removal. The long course of the disease can appear pigmentation, thickening of the skin, formation of moss and wrinkles. Chronic itching is less or disappeared, but some diseases are more than a year.
The main symptoms of allergic dermatitis in dogs and cats are rash and itching. Clinical drug allergies often occur, such as subcutaneous injection of vitamin calcium, vitamin K1, K3, intravenous injection of Houttuynia cordata, which will cause animal skin rash, saliva, eyes, lips, or abdomen, itching, itching, itching Symptoms such as animal scratching.
Food allergies are more common in dogs, and food allergies are also perverted. They need to change food composition to overcome the symptoms of skin hair removal and itching.
Bacterial allergies must be diagnosed by laboratory before diagnosis. Due to itching, animals scratch the skin and cause secondary bacterial skin diseases. The diagnosis of allergic skin diseases requires an immunological diagnosis experiment for allergens.