A boil looks like a large pimple—a swollen ring of red ... Lancing is also used to treat swollen, infected cysts. The only way to ensure cysts don't grow back is surgery to remove them entirely.

Though the cyst isn't technically infected, Lee said she refers to ruptured cysts this way because it's the easiest way to explain to patients what's happened. "When an epidermoid cyst ruptures ...

Cysts may become infected or bleed. Sometimes a cyst that at one time appeared to be benign changes ... Laparoscopy has provided an ideal way to manage these problems. No large incisions are required; ...