What’s wrong with red dots on a cat’s nose?

When a cat has a small red spot on its nose and this occurs, you may need to look at the cat’s condition first. The next thing to look at is the location of this red dot, whether it appears to be itching and whether it has increased. Then there are generally common possibilities: external irritation, insect bites, signs of skin disease, etc. Some of them may be fine and recover on their own. But some still need to go to hospital for diagnosis.