Thumb CMC Arthritis
This joint called the carpometacarpal (CMC) joint or the basilar joint, also known as Basal Joint Arthritis, is arthritis at the base of the thumb joint.
- Pain with pinching and grasping
- Pain opening jars, turning door knobs or turning a key
- Swelling at the joint
- Discomfort or tenderness at the joint
- Restricted range of motion in the joint
- Weakness in the thumb
- “Wear and tear” of this joint.
- Autoimmune diseases such as rheumatoid arthritis, psoriatic arthritis, juvenile idiopathic arthritis, and lupus
- Surgical procedures:
- Partial or complete excision of trapezium (a small bone in the joint)
- Suture Suspension Arthoplasty
- Tendon interposition (fill the space)
- Ligament reconstruction (stabilize thumb)
- Joint replacement