Thumb osteoarthritis
ICD-10 M18.1; M18.0; M18.2; M18.3; M18.4; M18.5; M18.9 · ICD-11 FA02.Z&XA0JX0

What is the first-line treatment of thumb osteoarthritis?

Thumb osteoarthritis affects the first carpometacarpal (CMC) joint and is a common cause of hand pain and reduced grip function. First-line management is guided by major rheumatology organisations and encompasses both non-pharmacological modalities and targeted local joint interventions.

First-line options span mind-body therapies, physical modalities, and procedures directed at the first CMC joint—reflecting a multi-modal approach endorsed across ACR, OARSI, and EULAR guidelines.

Complete regimen details, option sequencing, and clinical considerations are in the full protocol below.

References

DOI: 10.1016/j.rdc.2022.03.009.

  • Acupuncture was conditionally recommended for patients with knee, hip, and/or hand OA in the ACR/AF guidelines despite limited evidence, given the positive effect of acupuncture for analgesia and low risk of harm.
  • Thermal modalities were strongly recommended for hip OA by OARSI (conditionally not recommended for knee and polyarticular OA) and conditionally recommended by ACR/AF for knee, hip, and/or hand OA.
  • Cognitive behavioral therapy (CBT) was conditionally recommended for patients with knee, hip, and/or hand OA by ACR/AF on the basis of data regarding chronic pain management, although further study is needed to better assess the benefit of CBT in OA directly.
  • EULAR made a strong recommendation against IACS for hand OA though commented on its potential use in the case of "clear joint inflammation", whereas ACR provided a conditional recommendation for its use.
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