Medically reviewed by Lauren Schlanger, MD Key Takeaways A ganglion cyst is the most common cause of a lump on your hand or wrist and often feels round or oval. A carpal boss is a hard, bone-like lump ...

Temporomandibular joint disorders (TMD) are a group of conditions that cause dysfunction and pain in the joints and muscles of the jaw. It is rare for a person to develop ganglion cysts on the ...

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 ...