Aug 22, 2025 · Cartilage is the strong tissue that connects and protects joints and bone. This joint at the base of the thumb also is called the carpometacarpal joint and the CMC joint. Thumb arthritis can …

The basal joint at the base of the thumb — or thumb CMC joint — is located near the wrist and at the fleshy part of the thumb. It enables the thumb to swivel, pivot, and pinch so that you can grip things …

The carpometacarpal (CMC) joints are five joints in the wrist that articulate the distal row of carpal bones and the proximal bases of the five metacarpal bones.

Dec 14, 2023 · The CMC joint is a saddle-shaped joint that connects the bones of your thumb to your wrist. It’s also the joint that allows your thumb to twist, pinch, and rotate.

4 days ago · Carpometacarpal (CMC) joint arthroplasty is a surgery used to treat thumb arthritis when other treatments fail. The procedure involves removing the trapezium, a small wrist bone that …

Healthcare providers may call this your thumb carpometacarpal (CMC) joint. Thumb arthritis symptoms include pain, swelling and loss of strength and motion in your thumb.

Nov 23, 2017 · CMC joint osteoarthritis is a chronic, painful condition that involves the breakdown of the cartilage in the thumb. CMC joint osteoarthritis has 4 major stages based on severity.

May 23, 2023 · Carpometacarpal osteoarthritis is a type of arthritis of the thumb. Learn about symptoms, causes, treatments, surgery, and more.

Jan 21, 2024 · The CMC joint functions as a universal joint, allowing extension, flexion, adduction, and abduction motion. These movements, when combined, allow for complex thumb movements such as …

Jul 5, 2023 · The carpometacarpal (CMC) joints are articulations between the carpal bones (carpo-) and metacarpal bones (-metacarpal) of the hand. There are five CMC joints in total, out of which the …