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Infraspinatus Tear: Likelihood Ratios

Introduction: Part of the rotator cuff.

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Tags: Musculoskeletal Tag this Diagnosis.

The likelihood ratios of findings for Infraspinatus Tear are listed below. See the left navigation bar to change the display.

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Finding +LR-LR Comments, Study
External Rotation Drop Sign Edit inf0.8

weakness in external rotation with arm abducted to 90 degrees

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801

External Rotation Lag Sign Edit inf0.3

weakness in external rotation with arm abducted 20 degrees

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801

Patte Test Edit 1.80.4

arm at 90 degress, elbow flexed, resist external rotation

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801

Resist External Rotation Edit 2.40.3

arm at side, elbow flexed, resist external rotation

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801