Dermatology

Malassezia are microscopic yeasts that are found naturally in small amounts on the skin and in the ear canals of dogs. They are likely to cause dermatological problems by multiplying on the surface of the skin. ...

Transmission from one dog to another occurs at the time of whelping. The drop in the mother's immunity at this time favors the multiplication of the parasite on the surface of her skin. This one passes on the puppies during the first days of life. The progressive development of the immune system of puppies allows for parasite control. It may happen that some puppies do not immunize properly which leads to the multiplication of Demodex resulting in a juvenile form of demodicosis. This form is most generally a localized form, possibly multicentric (several sites affected) with hair loss, presence of scales, most often without itching. ...

Otitis is a relatively frequent reason for consultation. The ear canal of carnivores is long and angled. It drains badly. Its wall is continuous with the skin. It contains sebaceous and ceruminous glands which can sometimes be very numerous in certain breeds, which predisposes to ear infections. Ear infections can be acute, recurrent, chronic.