What are the symptoms of dermatitis in dogs

There are three main types of skin diseases in dogs: fungal, bacterial and mite infections. All skin diseases have hair loss in common. They are more likely to occur in the eyes, ears, nose and chest, and then progress to the trunk and limbs, where the affected area becomes extremely itchy. The skin disease is contagious to humans, so it is important to disinfect the home regularly. Flakes, itching, crusting, redness, papules, etc. In the case of fungal infections, they are round or oval in shape and clearly demarcated from the surrounding healthy tissue. In the case of mites, the itching is intense.