Hand tumors or masses are common. The majority of hand tumors are benign, meaning they are not cancer. When malignant, or cancerous, most of these tumors are types of skin cancer. Cancers within ...

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 ...

A lump on the finger knuckle joint can happen for many reasons, ranging from an inflammatory condition to an infection. In rare cases, a bump or lump on the finger knuckle joint can be due to a tumor.