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It is an inherited type of follicular dysplasia. It most commonly affects dogs with blue or fawn coats, which are dilutions of black and brown, respectively Dilution is caused by irregularities in melanin transfer and storage. Melanosomes may clump within melanocytes of the skin and hair follicles, causing the hair shafts to easily fracture. [5]
Alopecia resulting from hyperadrenocorticism is common in dogs and presents most often in the trunk region of the animal's body. [11] Hyperthyroidism is a second condition that can cause alopecia and in contrast to hyperadrenocorticism, regions experiencing rubbing, the joints of the limbs, and the tail tend to be the most affected regions in dogs.
A dog's coat is composed of two layers: a top coat of stiff guard hairs that help repel water and shield from dirt, and an undercoat of soft down hairs, to serve as insulation. [1] Dogs with both under coat and top coat are said to have a double coat. Dogs with a single coat have a coat composed solely of guard hairs, with little or no downy ...
In many dog breeds the Piebald gene is common. The white parts of the fur interrupt the pigmented coat patterns. Dogs that may have a spotted or multicolored coat, are often called piebald if their body is almost entirely white or another solid color with spotting and patches on the head and neck.
Below, we compiled expert-recommended and Select staff-favorite dog brushes, combs and deshedding tools for all coat types, including long-haired, short-haired and tangle-prone dogs.
Merle is a genetic pattern in a dog's coat and alleles of the PMEL gene. It results in different colors and patterns and can affect any coats. The allele creates mottled patches of color in a solid or piebald coat, blue or odd-colored eyes, and can affect skin pigment as well. Two types of colored patches generally appear in a merle coat: brown ...
Dog with atopic dermatitis, with signs around the eye created by rubbing. Atopy is a hereditary [3] and chronic (lifelong) allergic skin disease. Signs usually begin between 6 months and 3 years of age, with some breeds of dog, such as the golden retriever, showing signs at an earlier age.
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