Dog skin diseases include parasitic skin diseases

Skin diseases caused by scabies mites:

It is highly contagious and the parasites mainly live on the outside of the ear tips, ear roots and toes. It can occur in areas with thin skin and sparse hair, such as around the eyes and mouth. In severe cases, it can spread throughout the body. A damp living environment or exposure to various stimuli will aggravate the development of the disease. The affected area has hair loss, scabs, red skin or purulent herpes, and the epidermis is thickened and wrinkled. It is more common in hunting dogs and small poodles.

Skin diseases caused by itchy mites:

They are mainly parasitic in the ear canal and are transmitted through contact. Clinically, it can be seen that the ear canal is inflamed and congested, followed by hair loss and the formation of many wrinkles, with a large amount of brown or grayish white inside. The discharge has a fishy smell.

Skin diseases caused by Demodex mites:

Parasis to the hair follicles and sebaceous glands of dogs. Decreased immune function often causes systemic demodicosis. In the early stages of canine disease, mild itching, skin flushing, and congestion appear on the face, followed by hair loss, advancing to the neck, chest, and abdomen, and red spots and fur-like scales appear. The disease is hereditary. It occurs primarily in German Shepherds, Sausage Dogs, Pekingese, Doberman Pinschers, and Bulldogs. The incidence rate among dogs in the same litter is 80%-90%.

Skin diseases caused by fleas and lice:

Fleas and lice invade the skin tissue, causing itching of the skin. Dogs feel like they are sitting on pins and needles, and the affected dogs are extremely itchy. In severe cases, the dog will lose hair all over the body and become weak and anemic.

Dog skin diseases include fungal skin diseases

Fungal skin diseases are caused by fungal infections. The most common pathogen is Microsporum canis, followed by plaster-like microspores. Mycosis is the most common skin disease in dogs.

The clinical manifestations are severe itching, hair loss all over the body, red papules and macules scattered on the body surface, small round oily thick scabs forming on the skin surface of the hair loss area, and dandruff appearing, most commonly on the ears, face and head and neck. This disease often forms mixed infections with scabies and demodectic mites.

Dog skin diseases include bacterial skin diseases

Typical representatives are pyoderma and interdigital pyoderma caused by staphylococci and other pyogenic bacterial infections Disease: Pyoderma is of uncertain location and is characterized by papules, pustules, folliculitis, skin fissures, and absence of pruritus; interdigital pyoderma occurs in dogs with pustules. Between the toes of one limb or four limbs, causing a fistula. The disease mainly occurs in German Shepherds, Rottweilers and Dadanes.

Dog skin diseases include allergic skin diseases

The causes of allergic skin diseases are more complex, including food, drugs, chemicals, environmental factors, genetics, Hormone abnormalities and allergic diathesis, etc.

Allergic reaction:

Is the most common type. Atopic dermatitis is characterized by skin itching, papules, and erythema, and varies with species., individuals, and immune levels are closely related.

Urticaria:

Characterized by the rapid resolution of localized flat papules in the upper dermis of the skin, it is an immediate allergic reaction.

Eczema:

It is a mild allergic inflammation of the skin. Acute eczema is characterized by punctate or polymorphous rashes with unclear boundaries accompanied by itching and moistness; chronic eczema is characterized by thickening of the skin and lichen. It is characterized by similar changes and the formation of wrinkles, accompanied by pigmentation.