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Rhizarthrosis Research Blog

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

Epidemiology & Risk Factors · May 10, 2026

Could Your Genes Decide If You Need Surgery for Thumb Arthritis?

The short answer: Genes may affect whether you need thumb surgery for rhizarthrosis; in this study, 10 genetic variants were linked to…

Conservative Treatment · May 9, 2026

Could New Treatments Help Your Thumb Pain Without Surgery?

The short answer: PRP injections and fat grafting may help basal thumb arthritis. Seven studies looked at fat tissue treatments and Four…

Surgical Treatment · May 8, 2026

Can a Rare Thumb Injury Teach Us About Thumb Pain Treatment?

The short answer: A rare two-bone thumb injury can heal very well with careful imaging. A minimally invasive fix helps it heal.…

Surgical Treatment · May 7, 2026

Can a Thumb Fracture Involving Two Bones Be Fixed With Just Wires?

The short answer: This rare thumb fracture with two bones breaking together can heal well with Islen K-wire fixation after closed reduction.…

Conservative Treatment · May 6, 2026

Does a Small Ultrasound Device Help Doctors Inject Your Thumb Joint More Accurately?

The short answer: Handheld ultrasound did not improve injection accuracy. In this study, accuracy was about 70 to 75 percent for both…

Surgical Treatment · May 5, 2026

Which Thumb Surgery Works Best for My Arthritis Pain?

The short answer: Simple trapeziectomy often has fewer problems and works as well as more complex surgeries for thumb arthritis, but the…

Surgical Treatment · May 4, 2026

Can a Thumb Injury Lead to Arthritis If Not Treated Correctly?

The short answer: Treat a rare trapezio-metacarpal joint dislocation within one hour using a pin to hold the joint; this can lead…

Surgical Treatment · May 1, 2026

Is Thumb Arthritis Surgery Safe? What Medical Error Data Reveals

The short answer: Medical errors in thumb arthritis treatment are very rare. In nine years, 44 complaints were filed and 16 were…

Surgical Treatment · April 30, 2026

Did Hospital Stays Get Shorter for Thumb Arthritis Surgery in Germany?

The short answer: Hospital stays after rhizarthrosis surgery became shorter by about 5 days after the new DRG payment system, and in…

Epidemiology & Risk Factors · April 29, 2026

Can Your Smartphone Be Hurting Your Fingers and Thumbs?

The short answer: Too much phone use can hurt your fingers and thumbs. A 58 year old man developed finger problems from…

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