- A dictionary of medical eponyms

Yergason's test

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A test for evaluation of biceps tendon injury in which supination of the forearm is resisted. The elbow is flexed to 90 degrees and the patient is asked to resists while externally rotating the arm. The test is positive if this resistance produces pain in the biceps tendon.


  • R. M. Yergason:
    Supination sign. The Journal of Bone and Joint Surgery, Boston, 1931, 13: 160.

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