SCC is a type of skin cancer in cats caused by sun damage and usually affects the ears, nose and eyelids. It's more common in cats over five years old.
Cats can have allergic reactions just like people. Common triggers include insect stings, plants and medications (including vaccinations).
Phone and video consultations are on the rise, and photos are becoming an important part of having an appointment with your vet. This page explains how to take useful pictures for your vet to look at.