Cysts and boils, while similar, differ in cause and appearance. A boil is red or discolored, swollen, and contains pus, like a pimple. A cyst is under the skin and is usually painless but can resemble ...
A bump on the gum may be a sign of a cyst, canker sore, or underlying infection. Bumps on the gums usually aren’t serious, but you should contact a doctor or dentist if it causes a lot of pain or ...