Are Blue Eyed Cats Deaf

Some of the cats were deaf in only one ear - interestingly if a cat had a blue eye on the right side of her head she tended to be deaf in the. Blue eyes resulting from an absence of pigment in the iris is common with pigment-associated deafness but is not in and of itself an indication of deafness or the presence of a deafness gene.

Are White Cats With Blue Eyes More Likely To Go Deaf White Cats Cat With Blue Eyes Pretty Cats

However most often hearing impairment caused by degeneration of the inner ear occurs in blue-eyed white cats and this problem is associated with the W gene.

. Cats with unequal eyes 30-40 probability. The pure white cat with luminous blue eyes is an attrac- tive image familiar to many. The percentage rises to 40 percent if the cat has one blue eye while 65 to 85 percent of all-white cats with both blue eyes are deaf.

Researchers have found that 17 to 22 percent of white cats without blue eyes are born deaf. Some of these cats are deaf in only one ear. Why are white blue eyed cats deaf.

The gene responsible is an autosomal dominant gene termed W for White. As the owner of a wonderful blue-eyed white cat I am concerned. For this reason a cat with odd eyes can be deaf.

Hereditary deafness is a major concern in white cats and even more so if one or both. The connection between the white color of the coat the blue color of the eyes and deafness was noted by Darwin. Breeding studies have defined the relationship between deafness in white cats and blue eye colour.

The deafness is caused by degeneration of the auditory apparatus of the inner ear and may affect one ear unilateral or both ears bilateral. 30-40 of cats with one blue eye are deaf. The percentage rises to 40 percent if the cat has one blue eye while upwards of 65 to 85 percent of all-white cats with both eyes blue are deaf.

80-85 of white cats have non-blue eyes. Haired cats have a higher prevalence of blue eyes and deaf-ness than short-haired cats Mair 1973 but this has not been confirmed. Note that when it comes to deafness it can be both mono and bilateral.

The percentage rises to 40 percent if the cat has one blue eye while upwards of 65 to 85 percent of all-white cats with both eyes blue are deaf. The deaf ear is usually on the same side as the blue eye. However in several breeds Dalmatian English Setter English Cocker Spaniel Bull Terrier dogs and cats with blue eyes.

40 percent of white cats with one blue eye were deaf. Hereditary deafness is a major concern in white cats and even more so if one or both irises are blue in color. Up to 85 percent of them may be deaf but solid-white cats are relatively few to begin with and blue-eyed solid-white cats are even rarer.

Cats with both blue eyes have a 60-80 chance of deafness. Some of these cats are deaf in only one ear. 60-80 of blue-eyed white cats are deaf.

Researchers found that only 17 to 22 percent of white cats with non-blue eyes are born deaf. And 65 to 85 percent of white cats with two blue eyes were deaf. 075 2 of cats have a white coat and blue eyes.

These cats are three to five times more likely to be deaf than white cats with non-blue eyes. In a cat with the white spot gene the deafness usually occurs in the ear affected by the spot. 5 of the total cat population are white.

It is believed that blue-eyed cats are often deaf. However in several breeds Dalmatian English Setter English Cocker Spaniel Bull Terrier dogs and cats with Blue eyes. Blue eyes resulting from an absence of pigment in the iris is common with pigment-associated deafness but is not in and of itself an indication of deafness or the presence of a deafness gene.

About half of the owners of white cats Dr. Blue-eyed white cats are not more prone to blindness either hereditary or acquired than other cats. About 20 percent of non-blue-eyed white cats also are deaf.

15-20 of white cats have blue eyes. Cornell University cites a study that found that 17 to 22 percent of white cats with non-blue eyes were born deaf. However in several breeds Dalmatian English Setter English Cocker Spaniel Bull Terrier dogs and cats with Blue eyes.

Cats with the dominant white or white spots gene may suffer from genetic deafness. The percentage rises to 40 percent if the cat has one blue eye while upwards of 65 to 85 percent of all-white cats with both eyes blue are deaf. However in several breeds Dalmatian English Setter English Cocker Spaniel Bull Terrier dogs and cats with blue eyes.

Blue eyes resulting from an absence of pigment in the iris is common with pigment-associated deafness but is not in and of itself an indication of deafness or the presence of a deafness gene. I have been told by many people that all-white blue-eyed cats will usually go blind at an early age. These animals are well-known to be commonly affected by a congenital hereditary deaf- ness that may affect one or both ears.

Cats instead carrying the underlying cs Siamese dilution pigment gene can have blue eyes without deafness and it has been suggested that the presence of this gene explains why purebred white cats are less often deaf. Another thing about blue-eyed white cats is. White cats with both yellow eyes have a 10-20 chance of deafness.

Statistically white cats with blue eyes with congenital deafness make up around 1 to 15 of the total cat population. Of white cats with one blue eye about 40 percent are deaf in at least one ear. The deafness is linked to the so-called W gene.

Blue eyes resulting from an absence of pigment in the iris is common with pigment-associated deafness but is not in and of itself an indication of deafness or the presence of a deafness gene.

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