A pus-filled pimple on your gum and an extreme toothache ... may be no reason to call 911 immediately after noticing your face is swollen, you should think about what might have caused it ...

infected, or get ruptured, she adds. Causes of sebaceous cysts: These random build-ups of keratin, which looks like a pimple under the skin, pop up on areas of the body with a high volume of oil ...