Aug 22, 2025 · Thumb arthritis happens when the cartilage in the carpometacarpal joint, also called the CMC joint, wears away.

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.

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.

Thumb arthritis symptoms include pain, swelling and loss of strength and motion in your thumb. Treatments include placing ice or heating pads on your thumb, medication, splints and surgery.

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

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 basal joint at the base of …

Carpometacarpal (CMC) joint arthritis affects the thumb and hand, causing pain, discomfort, and difficulty with routine tasks. Understanding joint arthritis can help you identify signs and symptoms of …

Carpometacarpal arthritis most often occurs due to osteoarthritis, a condition where the smooth cartilage that cushions the joint gradually breaks down. As the cartilage wears away, the bones in the joint …

Carpometacarpal arthritis happens when the cartilage at the base of the thumb wears down causing pain and stiffness.

Jan 15, 2026 · Thumb joint pain, generally felt at the carpometacarpal (CMC) joint at the base of the thumb, is a common issue that can severely limit daily activities. The CMC joint’s complexity enables …