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Hair Loss In Dogs

Cost of Treatment: $50 to $2000

What Is Hair Loss In Dogs?

The medical term for hair loss is alopecia. There are several causes for alopecia in dogs, including endocrine disorders (e.g. Cushing’s disease), immune system disorders, allergies, ectoparasites (e.g. fleas and mange), bacterial infection, and fungal infection.

Dogs of any age or breed can experience partial or complete hair loss.

Symptoms Of Hair Loss In Dogs

  • Black or dark grey skin under hair loss
  • Bleeding around area of hair loss
  • Dry, scaly skin around the area of hair loss
  • Foul odor
  • Itchiness
  • Overall thinning of the hair
  • Patches of skin without hair
  • Red, inflamed skin around the area of hair loss

Causes Of Hair Loss In Dogs

  • Allergies (e.g. Fleas, Food)
  • Bacterial infection
  • Chemotherapy
  • Cushing’s disease
  • Diabetes
  • Fungal infection (Ringworm)
  • Insect bites
  • Mites (Mange)
  • Nervous licking
  • Pressure sores
  • Recent vaccination
  • Sex hormone imbalance
  • Skin cancer
  • Thyroid disorder
  • Trauma and/or scarring

Treatment Of Hair Loss In Dogs

The treatments for hair loss will depend on the cause. Oral or topical antibiotics and antifungals are needed to treat bacterial and fungal infections, respectively. Dogs who suffer from allergies may need a hypoallergenic diet and/or other lifestyle modifications.

Treatment of ectoparasites such as fleas and mange usually requires topical antiparasitic drugs and special shampoos. Dogs with endocrine disorders (e.g. Cushing’s disease) will need hormonal treatment.

Resources For Hair Loss In Dogs

1- The Merck Pet Health Manual-Alopecia In Dogs

Return to the Dog Health Problems glossary.

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