OnExam

Assesses for subscapularis tear.

Performing the Test

  1. Arm internally rotated behind back, patient asked to lift forearm off their back
  2. Subscapularis strength is evaluated against the examiner's resistance
  3. Positive: inability to lift off back, weakness
  4. Sensitivity: 62%; specificity: 100%

References

  1. 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.
  2. Essential Evidence Plus. http://www.essentialevidenceplus.com. 2011. Accessed February 2011.
  3. Magee D. Orthopedic Physical Assessment. 1st ed. Philadelphia:Saunders; 1986.