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 separately.

Aug 2, 2018 · Carpometacarpal Joint (CMC Joint) of the Thumb. The CMC joint of the thumb is of fundamental importance in structuring the hand in humans and other primates, allowing the …

Jan 13, 2025 · Basilar Thumb Arthritis, also referred to as trapeziometacarpal (TMC) arthritis, is a common degenerative condition caused by attenuation of the volar beak and dorsoradial …

Jun 16, 2022 · 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 …

May 23, 2023 · Carpometacarpal osteoarthritis is also known as osteoarthritis of the thumb or CMC joint arthritis. Symptoms can include pain and swelling. Treatment typically includes …

Thumb carpometacarpal osteoarthritis (CMC OA) is a common disease, affecting up to 11% and 33% of men and women in their 50s and 60s, respectively, which leads to pain, laxity and …

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, …

The thumb CMC (or trapeziometacarpal) joint is a semi-constrained, biconcave saddle joint between the distal surface of the trapezium and the base of the first metacarpal.

Mar 2, 2001 · The thumb or first ray, which comprises the metacarpal, proximal phalanx, and distal phalanx, attaches to the trapezium and the rest of the hand at the first carpo-metacarpal …

To better understand the physiology of the thumb CMC joint and treat pathology, it is helpful to examine the biomechanics, hormonal influences, and available surgical treatment options, …