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Peer-reviewed veterinary case report

Malignant melanoma tumor on cat's jaw and mouth area

By Cassandra M. Powers·Published in Brazilian Journal of Veterinary Pathology·2026·View original on Crossref

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Original publication title: Feline Malignant Melanoma

Species:
cat

Plain-English summary

A 5-year-old female domestic shorthair cat was brought to the vet because she had a lump on the right side of her jaw that had been growing for four months. She was also having trouble eating and breathing. Unfortunately, after evaluating her condition and considering her quality of life, the decision was made to euthanize her. This was a difficult choice, but it was made to prevent further suffering due to the malignant melanoma (a type of skin cancer) affecting her.

People also search for: cat lump on jaw · cat breathing problems · feline melanoma treatment · why is my cat having trouble eating · cat euthanasia decision

Abstract

History: A 5-year-old female spayed domestic shorthair initially presented to oncology services for a 4-month history of a subcutaneous mass on the right side of the mandible that extended into the mouth. The right eyeball had been previously enucleated one year prior due to an undisclosed reason. At presentation, the animal was having difficulty eating and breathing. Due to concerns for quality of life, humane euthanasia was elected.

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Original publication on Crossref: https://doi.org/10.24070/bjvp.1983-0246.019s101