Sebaceous Adenitis in Dogs

Moderate Risk Dermatological Hereditary

Sebaceous Adenitis is a medium-severity dermatological condition that can affect dogs of all ages and breeds. Sebaceous adenitis is an inflammatory skin disease in which the sebaceous glands are selectively destroyed by immune-mediated inflammation. This results in follicular scaling, matting, and hair loss with a characteristic musty odour. It is documented across 5 breeds, though prevalence and severity can differ significantly between them. It typically becomes apparent at 1-5 years. Early signs to watch for include silver-white scales on hair shafts, progressive hair loss, musty odour, and brittle hair. When treatment is required, costs are estimated at £500-£2,000/year depending on severity, location, and the specific intervention needed. Sebaceous Adenitis has a hereditary component, so health-screening certificates from the breeder are strongly recommended for predisposed breeds. This page covers symptoms, treatment options, and preventive steps — along with breed-specific information where available.

Signs & Symptoms

The following symptoms are commonly associated with Sebaceous Adenitis in dogs. If your dog displays several of these signs, consult your vet promptly — early diagnosis typically leads to better outcomes.

  • Silver-white scales on hair shafts
  • Progressive hair loss
  • Musty odour
  • Brittle hair
  • Secondary bacterial infections

Treatment Overview

Intensive topical oil treatments (baby oil soaks), special shampoos, essential fatty acid supplements, and immunomodulatory drugs (cyclosporine) manage the condition. It cannot be cured but can be well-controlled.

Typical onset: 1-5 years

Prevention & Screening

While not all cases of Sebaceous Adenitis can be prevented, the following steps reduce risk or enable earlier intervention:

  • DNA testing under development for some breeds
  • Skin biopsy before breeding to exclude subclinical disease

Estimated Treatment Cost

Treatment for Sebaceous Adenitis is estimated at £500-£2,000/year, depending on severity, the specific intervention required, and your location. Costs may be higher for surgical procedures or ongoing management. Comprehensive pet insurance covering hereditary conditions is strongly recommended.

Breeds Affected by Sebaceous Adenitis

The following 5 breeds are documented as being susceptible to Sebaceous Adenitis. Click any breed to view breed-specific information about this condition, including prevalence and recommended screening.

Looking for more information? Browse all dog health conditions or explore the health guides for in-depth breed care advice.