A finger joint replacement involves removing a damaged or worn joint from the finger and putting in an artificial one. Also called an arthroplasty, this type of surgery is most commonly used in cases ...

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.

Some conditions cause the finger or toe joint tissue to thicken, making movement difficult. This may affect how the joint bends and may feel like it is locking up. A person may also experience joint ...