What Should You Know About Pigmented Brown Spots on Your Dog's Eye?

If your dog has a pigmented brown spot on the white part of his eye, known as the sclera, it’s important to observe it closely. While such discolorations can sometimes be harmless, similar to moles or freckles in humans, they can also indicate more serious conditions like melanoma, which is a type of tumor that can be either benign or malignant. Melanomas in dogs can vary in appearance. Benign melanomas are often round, firm, and darkly pigmented, while malignant ones may not always show the typical dark color. Signs that a melanoma might be problematic include if the spot is raised, thickened, or shows signs of inflammation or ulceration. If you notice any of these characteristics, it’s crucial to have your veterinarian evaluate it. A definitive diagnosis usually requires a biopsy, where a small section of the growth is examined under a microscope. This helps determine how aggressive the cells are and whether there’s a risk of spreading. It’s also worth noting that dark pigmented areas are common in many dogs, especially on their tongues, gums, and eyelids, but any changes in texture or appearance should prompt a vet visit. Ultimately, having your dog checked by a veterinarian is the best course of action. They can provide a thorough examination and guide you on the next steps based on their findings. It’s always better to be safe and get a professional opinion when it comes to your pet’s health.