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Rhizarthrosis Research Blog

Plain-language summaries of published research on thumb base arthritis: diagnosis, splints, injections, surgery, implants, and recovery.

Diagnosis & Imaging · July 4, 2026

Do X-Rays Really Show How Bad Your Thumb Arthritis Is?

The short answer: X-ray stage does not always match the real cartilage damage in your thumb joint. In this study, 20 thumb…

Surgical Treatment · July 2, 2026

Can Thumb Surgery Really Stop Bone Shortening and Keep Your Grip Strong?

The short answer: A new thumb surgery can help keep the thumb from getting shorter. In this study, the thumb did not…

Diagnosis & Imaging · June 29, 2026

Can a Simple Questionnaire Help Your Doctor Understand Your Thumb Pain Better?

The short answer: The Spanish version of the Michigan Hand Outcomes Questionnaire is reliable and can track progress in thumb pain. It…

Epidemiology & Risk Factors · June 28, 2026

Why Does My Thumb Hurt So Much When I Move It?

The short answer: Rhizarthrosis, arthritis at the base of the thumb, can greatly limit daily hand tasks more than other hand arthritis.…

Rehabilitation & Functional Outcomes · June 27, 2026

Can a 3D Printed Brace Really Relieve Your Thumb Arthritis Pain?

The short answer: A 3D printed thumb brace with hand therapy helped 5 of 6 people feel less pain and gain better…

Surgical Treatment · June 26, 2026

Can a Tiny Scaffold Help Your Thumb Arthritis Without Using Other Body Tissue?

The short answer: A dissolving scaffold used in thumb surgery can reduce pain and keep your thumb stronger and more flexible for…

Anatomy & Biomechanics · June 25, 2026

Could a Rare Finger Condition Teach Us More About How Hands Are Formed?

The short answer: Three mutations in the BHLHA9 gene can change how fingers form, helping scientists understand normal hand development. If you…

Diagnosis & Imaging · June 24, 2026

Could Your Thumb Pain Be a Sign of Something More Serious?

The short answer: About 1 in 10 people with hand pain had an autoimmune disease (9.6%). Doctors can use blood tests and…

Surgical Treatment · June 23, 2026

Could Thumb Joint Fusion Be the Answer to Your Painful Grip?

The short answer: Thumb joint fusion can relieve pain and improve grip for many people. In this study, 64 percent had excellent…

Prostheses & Implant Outcomes · June 22, 2026

Is There a New Thumb Implant That Can Help My Arthritis Pain?

The short answer: The Rubena CMC implant is a new thumb joint implant for advanced arthritis. It is placed during surgery and…

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