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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Generalised cases in young dogs and those in adult dogs require intensive treatment.

Clients need to be well informed of the challenges, time, and expense involved in treating canine demodicosis.

Demodicosis is accompanied by itching, swelling and erythema of the eyelid margins, and the appearance of scales at the base of the eyelashes. Demodectic mange is transmitted from host to host through direct contact. The transmission of these mites from mother to pup is normal which is why the mites are normal inhabitants of the dog’s skinbut some individuals are sensitive to the mites due to a cellular immune deficiency, underlying disease, stress, or malnutrition, [1] which can lead to the development of clinical demodectic mange.

Canine Demodicosis

If an underlying cause cannot be determined at diagnosis, monitoring should continue throughout treatment. Your login session has timed out. Additional tests for hyperadrenocorticism and thyroid function as well as radiography and ultrasonography may also be warranted, depending on the case.

Rarely, a biopsy of affected skin is needed to diagnose the condition. Typically animals become infected through nursing from their mother.

Canine Demodicosis

Depending on the location it may result in small pustules pimples or pustules at the exit of hair, on inflamed, congested skin. This site is optimised for modern web browsers, and does not fully support your browser version, we suggest demodicossis use of one of the following browsers: Generalized demodicosis is demodocosis difficult to treat and carries a more guarded prognosis.


A spatula or 10 scalpel blade can be used to collect the samples. This defect may or may not resolve as the puppy ages. This disease is called demodicosis. Demodicosis can be localized or generalized.

Demodicosis is seen most often in purebred dogs 1,2 and puppies and young dogs up to 18 dekodicosis of age. Please help improve this article by adding citations to reliable sources.

It is applied weekly or biweekly, for several weeks, dovs no mites can be detected by skin scrapings. In Janecek, Milos; Kral, Robert. Females with generalized demodex should be spayed because the stress of the estrus cycle will often bring on a fresh wave of clinical signs. The plugged follicles also cause large amounts of scale to be present on the hairs themselves. If the patient has secondary pyoderma, oral antibiotics may be needed until complete resolution of lesions, which is assessed at the first 4-week recheck appointment.

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Adult-onset demodicosis is usually seen in adult dogs aged 4 years or older. Patients receiving other monoamine oxidase inhibitors, such as amitriptyline and selegiline, should not receive this treatment.

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

Overview Demodex are parasitic mites that cause a skin condition called demodicosis. If this illness can be identified and cured, the prognosis for managing the demodicosis is much better. A healthy environment, good diet, and regular veterinary checkups will help your dog be in the best possible health!

Pododemodicosis is especially difficult to cure and carries a poor prognosis. Treatment must continue until mite numbers have returned to a normal level and this can take a very long time.


Adverse effects of avermectins and milbemycins are im and include mydriasis, hypersalivation, lethargy, ataxia, seizure, coma, and death. Adult onset demodicosis usually occurs in the generalised form and in dogs over 4 years of age. Some cases require long term medication to keep mite numbers controlled. After the first treatment, patients may experience lethargy and sedation demodicosie 24 to 48 hours. Generalized demodicosis can also cemodicosis in older dogs and is then often secondary to an underlying disease that is suppressing the dog’s immune system.

With generalized demodicosis, skin lesions are more widespread and may involve the entire body. M ore about mites. The severity of clinical signs e. If you have any queries or concerns, please do not hesitate to contact us. Demodex mites are host-adapted; there is no zoonotic potential in either canine or feline demodicosis. Ivermectin may also be used. Shampooing can be done weekly or more often, as necessary. Generalised disease in juvenile and demodifosis dogs is a more serious disease, although there is no uniformly accepted way of defining the number of lesions needed to classify generalised disease.

Criteria differentiating each form have not been uniformly established. Before therapy for demodicosis is initiated, the veterinarian should ask the owner to list any medications or supplements that the dog is receiving. Patients with demodicosis should not be treated with glucocorticoid therapy or other types on immunosuppressive drugs. There are two types of demodectic mange in cats.