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Cozens Test

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Other Names

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Cozen's Test
  • Resisted wrist extension test
  • Resistive tennis elbow test
  • Cozen’s Test
  • Tennis Elbow Test
  • ECRB Test
  • Extensor Carpi Radialis Brevis Test

Purpose

Description

  • Stabilize patients elbow in 90° flexion with one hand on the lateral epicondyle
  • The examiner then positions the patients hand into pronation and radial deviation
  • The patient is asked to return the hand to the supinated position against resistance
  • Positive test
    • Reproduction of the pain

Pathology

Evidence

Lateral Epicondylitis

  • Koranasios et al[1]
    • Sensitivity: 91%
  • Green et al[2]
    • Sensitivity: 70%
    • Specificity: 17%
    • Diagnostic Accuracy: 61%

See Also

References

  1. ↑ Karanasios, Stefanos, et al. "Diagnostic accuracy of examination tests for lateral elbow tendinopathy (LET)–A systematic review." Journal of Hand Therapy 35.4 (2022): 541-551.
  2. ↑ Greene, Cristóbal, et al. "A new test for the advanced diagnosis of lateral elbow tendinopathy with concomitant intrasubstance tear: Failure to resist extension effort (the free test)." Orthopedic Research and Reviews (2022): 495-503.
Created by:
John Kiel on 24 July 2019 00:00:40
Authors:
Last edited:
22 October 2025 17:05:07
Category:
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