Oral lesions that looks like this is most likely an inflammatory proliferation of tissue called an eosinophilic ulcer. The physical characteristics of this lesion could also be consistent with a chemical or electrical burn, or oral ulcers caused by systemic toxicity from underlying kidney failure. Because of this, it is recommended that a lesion resembling this image be checked out by a vet ASAP. For more on eosinophilic ulcers and kidney failure in cats, please refer to the articles below. If you still seek further information, please visit our
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