Rotator Cuff Pathology Part II

Rotator Cuff Pathology Part II

The infraspinatus, subscapularis, and teres minor all act as force couple between the deltoid and supraspinatus during elevation. These three muscles ensure that the humeral head remains depressed during elevation and counter balance the deltoid and supraspinatis muscles superior force. Imbalances in the muscle may cause severe biomechanical problems, leading first to microtramuas and eventually leading to more serious pathologies.

 

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General patient complaints include:


• Trauma
• Severe pain when injured
• Pain at night
• Pain with any overhead activity
• Pain arc between 60-130 degrees
• Decrease active ROM versus PROM
• Weakness

Tests for Subscapulris


• Lift off Test

Supraspinatus


• Empty can

 

Supraspinatus and Infraspinatus


• Drop Arm test
• Jobs Relocation Neers

Teres Minor


• Hornblowers
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