OnExam
Infraspinatus Test
Assesses for infraspinatus tear, subacromial impingement (glenohumeral OA can give a false positive)
Performing the Test
Patient has elbow in 90° of flexion with elbow adducted against body and shoulder maximally externally rotated
Examiner applies an internal rotational force against patient resistance
Positive test: unable to hold external rotation due to pain or weakness
Sensitivity: 72%; specificity: 66%
LR+ = 2.11; LR- = 0.42
References
Essential Evidence Plus. http://www.essentialevidenceplus.com. 2011. Accessed February 2011.
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.