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Lever Test of the Thumb

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Lever Test of the Thumb
The lever test of the thumb[1]
Lever test[2]
  • Lever Test Thumb
  • Lever Test of the Thumb
  • Pressure Shear Test
  • Pressure-Shear Test of the Thumb
  • Thumb Lever Test
  • CMC Lever Test
  • First CMC Lever Test
  • Thumb CMC Lever Test
  • Shear Test of the Thumb CMC Joint

Purpose

Description

  • Grasp the first metacarpal just distal to the basal joint
  • "Shuck" back and forth in the radial/ulnar directions
  • Positive Test
    • Reproduction of the patients pain at the base of their thumb

Pathology

Evidence

  • Unknown

See Also

References

  1. ↑ Model, Z., Liu, A. Y., Kang, L., Wolfe, S. W., Burket, J. C., & Lee, S. K. (2016). Evaluation of Physical Examination Tests for Thumb Basal Joint Osteoarthritis. Hand (New York, N.Y.), 11(1), 108–112
  2. ↑ Colonna, Saverio, and Corrado Borghi. "Rhizarthrosis part I: a literature review." Cureus 16.1 (2024).
Created by:
John Kiel on 22 May 2025 19:03:39
Authors:
Last edited:
27 January 2026 02:31:50
Category:
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