‌Lumps that appear on the wrist are usually noncancerous. Most often, they are ganglion cysts. These fluid-filled sacs are not a threat to health. Doctors can remove them if they become painful or ...

A dermoid cyst is a fluid-filled sac near the surface of the skin that may have also hair, skin, or other tissues inside. These cysts form during a baby’s development before birth and usually need ...