Changes

Generalised demodicosis:

Generalised demodicosis:

Most commonly occurs in dogs between 3-12 months of age.  Can be widespread from the beginning and lesions can range from multiple poorly circumscribed areas of erythema, alopecia and scale  to generalised pustules often  resulting in rupture of the hair follicle (furunculosis).

Most commonly occurs in dogs between 3-12 months of age.  Can be widespread from the beginning and lesions can range from multiple poorly circumscribed areas of erythema, alopecia and scale  to generalised pustules often  resulting in rupture of the hair follicle (furunculosis).

A lymphadenopathy and pyrexia are also common features of generalised demodicosis. Pododemodicosis can occur with the generalised form, this manifests as erythema and secondary infection of the feet.   

A lymphadenopathy and pyrexia are also common features of generalised demodicosis. Pododemodicosis can occur with the generalised form and can persist after other lesions have resolved or appear in isolation. This manifests as erythema and secondary infection of the feet.   

 

Adult Onset Demodicosis: Can present as generalised disease or focal alopecia . Onset in adulthood is often associated with inernal disease, immunosuppression or neoplasia. Long term use of glucocorticoids in the West Highland white terrier has been associated with adult onset demodicosis.

Adult Onset Demodicosis: Can present as generalised disease or focal alopecia . Onset in adulthood is often associated with inernal disease, immunosuppression or neoplasia. Long term use of glucocorticoids in the West Highland white terrier has been associated with adult onset demodicosis.