Rotator Cuff Pathology
A 62-year-old right-hand dominant retired carpenter presents with progressive right shoulder weakness and pain over 18 months. He has difficulty lifting objects above shoulder height and performing overhead activities. Examination reveals active forward flexion limited to 90 degrees, significant weakness of external rotation, positive hornblower's sign, and a positive lag sign. MRI shows a massive rotator cuff tear involving the supraspinatus and infraspinatus with Goutallier stage 3 fatty infiltration and retraction to the glenoid. Radiographs show acromiohumeral interval of 5mm without glenohumeral arthritis. Regarding massive and irreparable rotator cuff tears:
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A massive rotator cuff tear is defined as a tear greater than 5cm in diameter or involvement of two ...
The Goutallier classification grades fatty infiltration on CT or MRI: Grade 0 (normal muscle), Grade...
All massive rotator cuff tears should undergo surgical repair regardless of fatty infiltration statu...
The acromiohumeral interval (AHI) is measured on AP radiographs from the inferior acromion to the hu...
Pseudoparalysis is defined as inability to actively elevate the arm above 90 degrees despite passive...
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Click T (True) or F (False) for each option