The tiniest joints of the fingers can break down over time and, in some people, need to be replaced. The wear and tear can cause unbearable pain and stiffness. Dr. Ryan M. Zimmerman, a hand, shoulder ...

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.

Whether it’s one or all of your knuckles, you may wonder what causes the cracking sound. Although interesting, “cracking joints” and “popping knuckles” are not fully understood. In fact, cracking ...

Arthritis in the fingers can cause joint swelling, loss of function, and other symptoms. It may also change the appearance of the affected joints. The joints in your fingers, including the knuckles, ...

A broken knuckle can cause swelling and pain, among other symptoms. Treatment may involve immobilization, such as with tape or a splint, and cold therapy. In rare cases, it may require surgery. The ...