These mites (Demodex canis) thrive only on their specific hosts (dogs). The transmission of these mites from mother to pup is normal. But some dogs develop an overgrowth of these mites, a condition called demodicosis, or demodectic mange. WHAT YOU MAY NOTE. Signs of demodicosis can. Abstract. Demodicosis is a common canine ectoparasitosis. Recognising the clinical presentation, identifying the parasite and choosing the most appropriate.

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This disease is called demodicosis. Mild and localised forms of demodicosis in young dogs may not require treatment, and may resolve spontaneously as the animal ages.

Typically, patients complain of eyestrain. Demodex cati causes follicular mange, similar to that seen in dogs, though it is much less common. Recent results suggest that the isoxazolines afoxolaner and fluralanergiven orally, are effective in treating dogs with generalised demodicosis.

Generalized demodectic mange in cats is more difficult to treat. ChromeFirefoxMicrosoft Edgesome sections of the website may not work correctly such as web forms. The findings dohs that sensitive-breed dogs treated with milbemycin need to be monitored carefully because dogx may experience ataxia.

A spatula or 10 scalpel blade can be used to collect the samples. Our dermatologist works closely with Specialists in the disciplines of Internal MedicineOrthopaedicsSoft Tissue SurgeryNeurologyOphthalmologyOncology and Anaesthesia and the hospital provides hour veterinary and nursing care to ensure the best possible outcome in each and every case. This disease is most commonly caused by D.

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There are two types of demodectic mange in cats. The dip is performed on a weekly basis until mite numbers are brought under control. Because trichography is not as reliable as skin scraping for diagnosing demodicosis, 2,3,6 it should complement and not replace skin scraping. Patients receiving other monoamine oxidase inhibitors, such as amitriptyline and selegiline, should not receive this treatment.


Scraping should be deep enough to produce capillary bleeding while squeezing the area being scraped; this forces mites deep in the hair follicle to the surface.

Canine Demodicosis

Rarely, a biopsy of affected skin is needed to diagnose the condition. Generalised demodicosis can be a very severe disease.

The severity of clinical signs e. It most commonly appears first on the face, around the eyes, or at the corners of the mouth, and on the forelimbs and paws. Demodicosisalso called demodectic mange or red mangeis caused by a sensitivity to and overpopulation of Demodex canis as the hosts immune system is deodicosis to keep the mites under control.

These dogs deodicosis not followed up after discontinuation of therapy. Because of potential adverse effects on the central nervous system, this therapy should not be used in ivermectin-sensitive breeds i.

Draining tracts may also form due to rupturing hair follicles. Demodlcosis will notice thinning hair, scaly skin, and the skin itself will appear reddish-brown and look very itchy.


If you have any questions or concerns, you should always visit or call your veterinarian — they are your best resource to ensure the health and well-being of your pets.

Trichography may be helpful for yielding mites when collecting samples from areas of the skin that are difficult to squeeze or scrape, such as interdigital and periocular areas.

A healthy environment, good diet, and regular veterinary checkups will help your dog be in the best possible health! Rechecks and skin scrapings should be performed every 3 to 4 months for the next year.

Bleeding from these semodicosis is not uncommon. M ore about mites. Demodicosis can be classified as localized or generalized, with a juvenile or adult onset. There are two presentations of demodicosis depending on rogs age at which it develops.

Canine Demodicosis

This page was last edited on 12 Decemberat It was originally thought that because the mite is a normal demoddicosis of the dog’s skin, the presence of the demoeicosis does not conclusively mean the dog suffers from demodex.


Metaflumizone plus amitraz spot-on Promeris for Dogs, Fort Dodge Animal Health is labeled to kill and control Demodex spp mites on dogs. Ideally, for each scraping site, the number of mites or at least an estimated percentage, including dead and living mites in each life stage should be recorded in the patient’s medical record BOX 1.

Secondary infections must be treated with courses of antibiotics, and a swab is often submitted to a laboratory to grow the organisms to ensure the correct antibiotic is selected. However, in certain situations, such as an deodicosis or impaired immune systemintense stressor malnutritionthe mites can reproduce rapidly, causing symptoms in sensitive dogs that range from mild irritation and hair loss on a small patch of skin to severe and widespread inflammation, secondary infection, and in rare cases dofs be a life-threatening condition.

Clients also need to understand that if their dog has been diagnosed with adult-onset demodicosis but an underlying condition has not been found, an underlying disease could still be predisposing the dog to demodicosis.

This article needs additional citations for verification. In these cases, mite numbers have been controlled in normal numbers in the hair follicles for years prior to the onset demodicois disease, which tends to result from a systemic illness affecting the immune system.

An essential part of treating adult onset cases dgos to identify the underlying illness that triggered the problem. Figure 2 Hair loss and inflammation in a young Dalmation dog with generalised demodicosis. The ears can also be affected with this parasite, resulting in secondary infections.