Physical examination maneuver
Physical Exam
Shoulder Strength
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Video coming soon
How to Perform
Test shoulder strength against resistance in flexion, extension, abduction, adduction, internal rotation, and external rotation. For each movement, compare both sides before moving to the next. Grade strength and note any pain or give-way weakness.
How to Interpret
Showing 4 of 6 findings
Functional Neurologic Disease
Give-way (collapsing) weakness on resisted strength testing
Rule in
Very helpfulNo CI
Rule out
Somewhat helpfulNo CI
Evidence:Moderate
Infraspinatus Tear
Positive external rotation lag sign with the arm at the side (0 degrees of abduction)
Rule in
HelpfulWide CI
Rule out
Not helpfulDerived CI
Evidence:Moderate
Subscapularis Tear
Positive internal rotation lag sign
Rule in
InconclusiveWide CI
Rule out
Not helpfulWide CI
Evidence:Strong
Supraspinatus Tear
Empty can (Jobe) test positive on resisted abduction
Rule in
Somewhat helpful
Rule out
HelpfulDerived CI
Evidence:Moderate
