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13 Cards in this Set
- Front
- Back
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What are the two classic radiographic findings suggestive of a cuff tear?
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Greater tuberosity degenerative changes
Greater tuberosity osteolysis |
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Under what conditions does a rotator cuff tear affect shoulder joint reactive force (jRF)? How?
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If tear extends beyond supraspinatus
Decreases JRF |
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As a rotator cuff deficient shoulder is abducted beyond 30 degrees, what change occurs in the relationship of the humerus to the glenoid?
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Superior translation
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Compare with shoulder with rotator increasing cuff intact.
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Contact area increases with abduction
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What is the natural history of untreated full—thickness tears?
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28% have increased in size after 5 years
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What is the reported advantage of margin of convergence?
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Decreased strain in free fixed rotator cuff
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Co-planing the clavicle without resection may lead to what complication?
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Increased postoperative acromioclavicular joint symptoms
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When repairing a massive tear, what structure should also be repaired or preserved?
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Coracoacromial ligament
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What is the minimum rotator cuff repair healing time?
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8 to 12 weeks
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Patients are generally released to unrestricted activity at what time period?
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6 months
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What four factors are the primary preoperative determinants of tendon healing success after rotator cuff repair?
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Size and retraction
Tissue quality Chronicity Degree of muscle atrophy |
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What organism has been implicated as one of the primary causes of infection
after RTC repair? |
Propionibacterium acnes
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What is the primary goal of revision RTC surgery? What is not the goal?
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Decreased pain
Not for regaining strength |
