At a follow-up appointment, doctors found 'the rash cleared up quickly'. Hookworms live in the intestines of infected dogs and cats. When those animals go to their bathroom, sometimes, their feces ...

2. Skin Irritation and Inflammation Allergic reactions often cause redness, swelling, or rashes on a cat’s skin. Some cats may develop scabs, sores, or flaky patches due to repeated scratching.