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Diseases and symptoms · For dogs

Skin disease in dogs: symptoms and treatment

Skin disease can cause dogs discomfort and itching, and affect their overall health. In this article we look at the most common skin diseases in dogs, their symptoms and how they are treated.

Written by Vilnius Vet veterinarians

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Allergic dermatitis

Allergic dermatitis is a common skin disease in dogs. It can be caused by everyday food, airborne allergens (house dust mites, pollen) or direct contact with plastic, metal or chemicals.

Symptoms of allergic dermatitis:

  • intense itching;
  • red, inflamed skin;
  • a skin rash;
  • red, inflamed ears.

Treating allergic dermatitis involves:

  • identifying and avoiding the allergens;
  • antihistamines and other medicines to relieve itching and inflammation;
  • choosing the right food or a specialised hypoallergenic diet;
  • medicated shampoos and topical and systemic treatments to heal and restore the skin.

Bacterial skin infections

Bacterial skin infections develop when an allergic reaction goes on for a long time and microorganisms get in through the damaged skin.

Common symptoms of bacterial infection:

  • red skin, with or without pus-filled bumps;
  • hair loss and a thinning coat;
  • an unpleasant smell from the skin;
  • increased itching;
  • a local patch of weeping dermatitis (a hot spot) with intense itching and pain.

Treating bacterial skin infections:

  • the affected areas are cleaned and disinfected;
  • the affected areas are protected from injury with a protective collar or clothing;
  • underlying causes such as allergies or hormonal imbalance are addressed;
  • systemic and topical treatment with antibiotics and other products is prescribed.

Ringworm (fungal skin infection)

Symptoms of ringworm in dogs:

  • round patches of hair loss;
  • red or flaky skin;
  • itching;
  • a bad smell from the skin.

Treatment includes topical or systemic antifungal medicines, medicated shampoos and sprays, and good hygiene. Your vet will make an accurate diagnosis and draw up a treatment plan based on your dog's condition. Starting treatment early and keeping up good hygiene help clear the infection.

Seborrhoea

Seborrhoea is a chronic skin disease marked by heavy flaking, greasiness and itching. It comes in two types: dry and oily.

Symptoms of seborrhoea:

  • flaky, dry skin (dry seborrhoea) or very greasy skin (oily seborrhoea);
  • a strong smell from the skin;
  • redness and inflammation;
  • secondary skin infections.

Seborrhoea is treated with regular baths using medicated shampoos prescribed by your vet, moisturising the skin with emollients, a balanced diet and managing any hormonal imbalance or allergy.

How to look after your dog's skin

  • Brush your dog regularly and check its skin for rashes, lumps or sores.
  • Feed a balanced diet made from good-quality ingredients to keep your dog's skin and coat healthy.
  • Avoid possible allergens and irritants, such as certain foods, plants and chemicals.
  • Keep the places where your dog lives clean and free of parasites.
  • Bathe and groom your dog with products that suit its skin type.

Recognising the symptoms and seeing a vet in good time will reduce your pet's discomfort and help avoid complications.

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