Carpometacarpal joint - Wikipedia
网页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. The CMC joint of the thumb or the first CMC joint, also known as the trapeziometacarpal (TMC) joint, differs significantly from the other four CMC joints and is therefore described ...
Carpometacarpal (CMC) joints: Bones, ligaments, movements
网页2023年7月5日 · 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 carpometacarpal joint of thumb (trapeziometacarpal joint) is the most specialized and flexible.
Thumb arthritis - Symptoms and causes - Mayo Clinic
网页2022年6月16日 · Thumb arthritis is common with aging and occurs when cartilage wears away from the ends of the bones that form the joint at the base of your thumb — also known as the carpometacarpal (CMC) joint. Thumb arthritis can cause severe pain, swelling, and decreased strength and range of motion, making it difficult to …
Carpometacarpal Arthritis: Symptoms, Causes, and Treatment - Healthline
网页2023年12月14日 · What are the symptoms of carpometacarpal arthritis? CMC arthritis affects your dominant hand 60–65% of the time. The symptoms of CMC arthritis include: pain that is: localized to...
Carpometacarpal osteoarthritis: Symptoms, causes, treatments
网页2023年5月23日 · Carpometacarpal osteoarthritis is also known as osteoarthritis of the thumb or CMC joint arthritis. Symptoms can include pain and swelling. Treatment typically includes...
Carpometacarpal Joint Arthroplasty: Preparation, Recovery, Long …
网页2022年1月12日 · CMC joint arthroplasty is a surgical procedure used to replace the trapezium bone of the thumb joint with a tendon graft, or a silicone or metal implant to treat carpometacarpal joint osteoarthritis after conservative treatments fail to …
Basilar Thumb Arthritis - Hand - Orthobullets
网页2024年9月10日 · Basilar Thumb Arthritis, also referred to as trapeziometacarpal (TMC) arthritis, is a common degenerative condition caused by attenuation of the volar beak and dorsoradial ligaments, leading to joint subluxation and cartilage degeneration of the trapeziometacarpal joint.
Carpometacarpal Joint - an overview | ScienceDirect Topics
网页The carpometacarpal (CMC) joint allows for the unique range of motion (ROM) of the human thumb. The joint is made up of 2 shallow saddles that allow for ROM in 3 planes, allowing the thumb to move in opposition, retropulsion, palmar abduction, radial abduction, palmar adduction, and radial adduction.
Thumb Arthritis > Fact Sheets - Yale Medicine
网页The CMC joint is located where the thumb (metacarpal) bone meets the wrist (carpal) bone. As this joint becomes worn, often due to age, it can lead to a painful condition called thumb arthritis (also known as CMC arthritis or basal joint arthritis).
Anatomy and Biomechanics of the Thumb Carpometacarpal Joint
网页2021年6月9日 · These bones articulate at 4 joints: (1) the scaphotrapezial, anterolateral portion of the scaphotrapeziotrapezoid (STT) joint (also known as the triscaphe joint); (2) the thumb CMC joint; (3) the metacarpophalangeal (MCP) joint; and (4) the interphalangeal (IP) joint. 4,5 Together, the STT joint and thumb CMC …