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Rhizarthrosis Research Blog

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

Conservative Treatment · November 11, 2025

Are corticosteroid and hyaluronic acid injections better for thumb pain?

The short answer: The combination of corticosteroid and hyaluronic acid injections may reduce thumb pain more than corticosteroid alone, with about 35%…

Epidemiology & Risk Factors · November 11, 2025

Does Handling Banknotes Lead to Thumb Pain or Rhizarthrosis?

The short answer: Long years of handling banknotes can raise your risk of rhizarthrosis. If you work 10 years or more, your…

Epidemiology & Risk Factors · November 11, 2025

Why does my thumb hurt? Understanding rhizarthrosis and more

The short answer: Rhizarthrosis is a form of thumb osteoarthritis. It is more common in people aged 50 and older. If you…

Surgical Treatment · November 11, 2025

Is Traditional Thumb Surgery Still the Best Choice?

The short answer: Traditional thumb surgery still helps many people, and both traditional and newer artificial-joint methods often work well. Both methods…

Surgical Treatment · November 11, 2025

Could trapeziectomy relieve your thumb arthritis pain?

The short answer: Trapeziectomy can help with thumb arthritis, and in a study of 25 people most were happy with the results…

Rehabilitation & Functional Outcomes · November 11, 2025

Is the DASH Questionnaire Really Measuring Your Hand Pain and Disability?

The short answer: The DASH test may not work well for thumb problems. It had 8 disordered scores, 9 misfitting questions, and…

Prostheses & Implant Outcomes · November 11, 2025

Could a Simple Surgery Ease Your Thumb Pain?

The short answer: The Ivory thumb prosthesis can greatly reduce pain and improve movement, and about 97.9% of implants still work after…

Prostheses & Implant Outcomes · November 11, 2025

Could a prosthesis fix your thumb pain?

The short answer: A new thumb prosthesis called scapho-metacarpal dual mobility can help after other thumb surgeries fail. In the study, 11…

Surgical Treatment · November 11, 2025

Is Thumb Pain the Start of Something Bigger?

The short answer: For thumb joint instability, the Eaton-Littler surgery can reduce pain and improve hand function, with improvements seen up to…

Surgical Treatment · November 11, 2025

Is thumb pain making your day harder? Here’s what science says about rhizarthrosis surgery!

The short answer: Trapeziectomy with tendon interposition can lower pain and improve thumb movement for rhizarthrosis. This finding comes from a study…

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