Thumb arthritis - Symptoms and causes - Mayo Clinic
Aug 22, 2025 · Thumb arthritis happens when the cartilage in the carpometacarpal joint, also called the CMC joint, wears away.
Thumb (Basal Joint) Arthritis: Pain, Tests & Treatment
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.
Osteoarthritis at the base of the thumb - Wikipedia
Postoperative, the thumb of the patient is immobilized using a thumb-cast. Possible complications are non-union of the bone, persistent pain related to unrecognized CMC or pantrapezial …
Arthritis of the Thumb - OrthoInfo - AAOS
Arthritis is a condition that affects joints, ultimately resulting in wearing out of the protective cartilage joint surface. In the thumb, the most common site for arthritis to develop is in the …
Is Your Thumb Pain Actually Arthritis? - thewell.northwell.edu
Aug 25, 2025 · Learn how to diagnose thumb pain and tell if it's arthritis. A hand surgeon explains CMC joint symptoms, self-tests, and treatment options.
Carpometacarpal Arthritis: Symptoms, Causes, and Treatment
Dec 14, 2023 · CMC arthritis is a type of OA that affects the joint at the base of your thumb. Learn about causes, risk factors, diagnosis, and treatment options.
Thumb Carpalmetacarpal (CMC) Arthritis | St. Charles Health
Feb 24, 2025 · Arthritis at the joint at the base of the thumb, or the carpalmetacarpal (CMC) joint is very common. When osteoarthritis occurs at this joint, the cartilage begins to wear down …
Treating Thumb Arthritis (CMC Arthritis) Without Surgery
Aug 20, 2025 · For many, this discomfort stems from osteoarthritis at the base of the thumb, a condition known as carpometacarpal (CMC) or basal joint arthritis. This common form of "wear …
Why Does My CMC Joint Hurt? Causes and Symptoms
Aug 21, 2025 · Osteoarthritis is the most common cause of CMC joint pain. This condition involves the gradual breakdown of cartilage, the smooth tissue that cushions the ends of …
Carpometacarpal osteoarthritis: Symptoms, causes, treatments
May 23, 2023 · Symptoms can include pain and swelling. Treatment typically includes icing, splinting, and medication. Carpometacarpal osteoarthritis occurs when the cartilage at the …
Understanding Carpometacarpal Osteoarthritis | UMass Memorial …
Using the thumb puts pressure on this joint. Over time, it can lead to osteoarthritis. The base of the thumb where it meets the hand is called the carpometacarpal (CMC) joint. This joint lets …
Carpometacarpal (CMC) Arthritis | Upswing Health
Arthritis of the CMC joint is a degenerative condition that can lead to severe pain, thumb stiffness, and loss of motion in the thumb. This makes it difficult to complete daily tasks like turning …
Thumb CMC Arthritis - North Texas Orthopedic & Spine Center
Thumb carpometacarpal (CMC) arthritis, also known as basal joint arthritis, is a common condition that affects the joint at the base of the thumb. This joint allows the thumb to perform a wide …
Thumb or CMC Arthritis - Orthopedic Centers of Colorado
CMC arthritis, also known as carpometacarpal arthritis or thumb arthritis, is a degenerative condition that affects the joint at the base of the thumb (carpometacarpal or CMC joint). …
Thumb CMC Arthritis - Raleigh Hand to Shoulder Center
Jun 23, 2025 · What is Thumb CMC Arthritis? Thumb CMC joint arthritis (also called basilar thumb arthritis) is a very common type of arthritis in the hand. Similar to arthritis in other areas of the …
What is Your Approach to Treating Thumb CMC Joint …
Individuals with undiagnosed CMC OA may be pain free until they experience an injury or overuse that causes thumb pain, whereas individuals with advanced CMC OA are often pain free but …
Although there is no cure for osteoarthritis, there are many ways in which you can relieve your symptoms and reduce the likelihood of progression. Osteoarthritis in the carpometacarpal joint …
Thumb Pain: Where Is the CMC Joint and Why Does It Hurt so Bad?
Apr 11, 2019 · Thumb pain can be caused by a variety of conditions affecting the joints, tendons, ligaments and muscles of the hand. Osteoarthritis of the thumb is one of the more common …
CMC Thumb Arthritis - Causes, Symptoms, Treatment | Oh My …
CMC Thumb Arthritis, also known as Basal Joint Arthritis occurs when the cushion-like cartilage wears out, causing the bones in the CMC Joint to grind together. Thumb Arthritis can cause …
Arthritis at the Base of the Thumb - Massachusetts General Hospital
Arthritis at the base of the thumb is more common in women and usually starts after age 40. The cause of this form of arthritis is unknown in most cases.
Comprehensive Guide to Thumb Arthritis and CMC Joint Surgery
Arthritis is the primary cause of CMC joint degeneration, with a higher prevalence in women over 40. Osteoarthritis, in particular, is associated with the wear and tear of the joint over time, …
Common Hand Conditions: A Review - JAMA Network
Thumb carpometacarpal joint arthritis affects approximately 33% of postmenopausal women, according to radiographic evidence of carpometacarpal arthritis. Approximately 20% of …
What Causes a Numb Thumb or Hand? - Verywell Health
Dec 16, 2025 · A numb thumb or tingling fingers can happen for many reasons. Learn about what conditions can cause it and how it's treated.