Mouth ulcers appear as small round lesions (or sores) in the oral cavity (mouth). Generally the lesions are red, white or grey in colour. In medical term, these are also known as apthous ulcers.

Important: If you think your cat has something stuck in their throat or mouth, it's best to ... In older cats, kidney failure can lead to ulcers around the gums, tongue, and lips.

Common mouth ulcers, known as aphthous ulcers or canker sores, can bother us all. They’re normally only about 2-3mm in size but can be surprisingly painful. They occur when a patch of the ...