Jump to content
We need you! See something you could improve? Make an edit and help improve WikSM for everyone.

WHAT Test

From WikiSM


Other Names

Demonstration of the WHAT Test[1]
  • Wrist Hyperflexion and Abduction of the Thumb (WHAT) Test

Purpose


Description

  • The patient is seated or standing
  • The wrist is hyperflexed
  • The thumb abducted in full metacarpo-phalangeal (MP) and inter-phalangeal (IP) extension,
  • The patient resists against the examiner’s index finger
  • Positive test
    • Exacerbation of symptoms

Pathology


Evidence

De Quervains Tenosynovitis

  • Goubau et al[1]
    • Diagnostic Accuracy: 94%
    • Sensitivity: 99%
    • Specificity: 29%
    • LR+: 1.39
    • LR-: 0.04
    • PPD: 0.95
    • NPD: 0.67

See Also


References

  1. 1.0 1.1 Goubau, J. F., et al. "The wrist hyperflexion and abduction of the thumb (WHAT) test: a more specific and sensitive test to diagnose de Quervain tenosynovitis than the Eichhoff’s Test." Journal of Hand Surgery (European Volume) 39.3 (2014): 286-292.
Created by:
John Kiel on 28 September 2021 23:05:24
Authors:
Last edited:
25 May 2023 07:52:49
Category: