A dermoid cyst is a saclike growth that is present at birth. It contains structures such as hair, fluid, teeth, or skin glands that can be found on or in the skin. Dermoid cysts grow slowly and are ...

A finger tumor is a mass or lump that forms on a finger. Doctors may also describe these growths as nodules or cysts. Possible causes include ganglion cysts, warts, skin cancer, and more. Although ...