Why are my cat's eye whites brown? - briefly
The color of your cat's eye whites can vary due to genetics or certain health conditions. If you notice any sudden changes, it is advisable to consult with a veterinarian.
Why are my cat's eye whites brown? - in detail
The color of a cat's eye whites, also known as the sclera, can vary and is influenced by several factors. While the most common color is white or light blue, some cats may have brown or other hues in their eye whites. This variation can be attributed to genetics, age, health conditions, or even environmental factors.
Genetically, certain breeds of cats are predisposed to having sclerae that are not the typical white color. For instance, Siamese and Burmese cats often have a light blue or brownish tint in their eye whites due to their genetic makeup. This trait is passed down through generations and is considered normal for these breeds.
Age can also play a role in determining the color of a cat's sclerae. As cats age, the tissue in their eyes may become less transparent, leading to a brownish or yellowish tint. This change is usually gradual and is more noticeable in senior cats. It is important to monitor any significant changes in eye color, as they could indicate underlying health issues.
Health conditions can affect the appearance of a cat's sclerae. Certain medical conditions, such as jaundice or anemia, can cause the whites of the eyes to turn yellowish or brownish. Jaundice is often associated with liver disease and can result in a yellowish discoloration of the sclerae. Anemia, on the other hand, can lead to a pale or bluish tint in the eye whites due to reduced oxygen supply to the eyes. If you notice any unusual changes in your cat's eye color accompanied by symptoms such as lethargy, loss of appetite, or vomiting, it is crucial to consult with a veterinarian for proper diagnosis and treatment.
Environmental factors can also contribute to the color of a cat's sclerae. Exposure to certain chemicals, pollutants, or irritants can cause inflammation or discoloration in the eyes. For example, prolonged exposure to cigarette smoke can lead to a brownish tint in the eye whites. Similarly, allergic reactions or eye infections can result in redness or swelling, which may alter the appearance of the sclerae.
In conclusion, the color of a cat's eye whites can vary due to genetic factors, age, health conditions, and environmental influences. While some variations are normal and breed-specific, others may require medical attention. It is always recommended to monitor your cat's eyes for any significant changes and consult with a veterinarian if you notice anything unusual or concerning.