Ask patient to make a fist around their thumb and passively ulnar deviate wrist while maintaining that fist
Positive test: reproduction of pain over abductor pollicis longus and extensor pollicis brevis tendons with ulnar devaition
Sensitivity: 81%, Specificity: 50%
LR+ = 1.62, LR- = 0.38
References
Baxter S, ed., McScheffrey G, ed. Toronto Notes: Comprehensive Medical Reference & Review for MCCQE 1 & USMLE 2. 26th ed. Toronto: Toronto Notes for Medical Students Inc; 2010.
Bickley L. Bate’s Guide to Physical Examination and History Taking. 10th ed. New York: Lippincott Williams & Wilkins; 2009.
Hurley K. OSCE and Clinical Skills Handbook. Halifax: Elsevier Canada; 2005.