Demodectic Mange
Demodectic mange is a skin disease caused by overgrowth of Demodex mites, with a hereditary predisposition in some breeds.
Detailed Description
Demodex mites are normal skin inhabitants, but immune dysfunction (often hereditary) can lead to overgrowth, causing hair loss, skin inflammation, and secondary infections. Generalized demodicosis is more severe and often seen in young, large-breed dogs.
Common Symptoms
- Patchy hair loss
- Red, scaly skin
- Secondary bacterial infections
Management Options
- Topical or oral acaricides (e.g., ivermectin, fluralaner)
- Antibiotics for secondary infections
- Supportive care
Frequently Asked Questions
Is demodicosis contagious?
No, it is not contagious to other dogs or humans.
Can demodicosis recur?
Yes, especially if underlying immune issues persist.
Should affected dogs be bred?
No, due to hereditary predisposition.
Condition Details
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Typical Age of Onset
<18 months (juvenile onset most common)
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Testing Available
Yes
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Diagnosing Methods
Deep skin scrapings; Trichogram (hair pluck); Biopsy in chronic cases
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Preventative Measures
Avoid breeding affected dogs; Early veterinary intervention
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Related Conditions
Sarcoptic mange, Allergic dermatitis