Why do dogs have itchy skin? What are the causes of itching?

Dogs often scratch their skin and sometimes scratch themselves, which makes the owner feel distressed when he sees it. There are many reasons for itching in dogs, common ones include: fungi, demodex, pyoderma, and eczema.

Fungi:

Various skin diseases caused by skin mold invading dogs' skin, hair and toe-claw keratin tissue, etc. There are symptoms of constant scratching and hair loss.

Dogs will bite and scratch due to itching skin, so where can they be treated in time?

Continuous scratching, hair loss, round scale spots;

There are also erythema hair loss spots or nodules that are not hair loss, no dandruff, but locally papules, pustules or emergent.

Candida mite:

Sympida mite disease is a pruritus parasitic skin disease in dogs, wolves and foxes. Dogs often rub or scratch the skin and cause secondary infection, bite, rub, and rest, affecting normal feeding and rest.

Scabiasis is a pruritus parasitic skin disease in dogs, wolves and foxes. Dogs often rub or scratch the skin and cause secondary infection.

The disease is not strictly seasonal, but it is more serious in the humid and cold late autumn, winter and early spring. More common in young dogs.

Demodex:

Dog Demodex disease is a skin parasitic disease caused by dogs. Also known as canine folliculosis or canine fat mite disease. It is a common and stubborn skin disease. Itching, a small number of them will have blackheads, papules and small red protrusions.

is usually localized demodex disease. In the early stage of the infection, the affected area is deprivation, the skin becomes red, thick and wrinkles, and a small part of itch will appear blackheads, papules and small red protrusions;

Pyoderma:

Pyoderma is a skin suppurative disease caused by bacterial infection. It can be divided into primary and secondary according to the cause.

The primary is mainly due to the low defense function of the dog. After the pathogenic bacteria contaminates the skin, it invades hair follicles and sebaceous glands, causing the disease;

The secondary is mainly due to the infection of pyogenes after the natural skin protection barrier is damaged, causing the disease. Mite diseases, fleas, insect bites and other itching diseases that can easily cause secondary infections. If scratching frequently, there will be hair removal to varying degrees in the affected area. Severely, it can cause skin ulcers, smells foul, and the sore surface is covered with purulent secretions.

Pyoderma in young dogs: mainly occurs in the hairless area on the medial side of the anterior and posterior limbs, and is more common in the abdomen, mostly manifested as pustaceous;

Pyoderma in adult dogs: The site of the disease is uncertain, and pustaceous secretions can generally be seen on the skin. Eczema:

A common skin disease refers to the inflammatory response of epidermal cells in dog skin to sensitizers. Hair loss, skin injuries such as papules, erythema, scabs, blisters, erosion, etc., as well as symptoms of heat, pain, and itching. Scratching and friction caused by itching of the skin can cause inflammation to worsen.

The hair on the affected area falls off, and the skin damage such as papules, erythema, scabs, blisters, erosions, etc., as well as symptoms of heat, pain, and itch.

Acute attack: The affected area is dot-shaped or different shapes of erythema eczema, and the dog's body itching is serious.

How to apply ointment to the dog when it comes to itching skin symptoms?

First fix the dog and remove the hair around the skin of the affected area by 2-3 cm;

Waste the affected area with normal saline;

Preparation steps:

First fix the dog and remove the hair around the skin of the affected area by 2-3 cm;

Waste the affected area with normal saline;

Waste the saline clean with gauze, or dry naturally;

Put it evenly with appropriate medicine;