External impingement - Answers Subacrominal impingement: Compression of supraspinatus,
infraspinatus, and/or biceps tendon
-Most common form of impingement
Internal impingement - Answers Entrapment of articular side of supraspinatus or infraspinatus tendons
-rare, seen in overhead activities
Actions of supraspinatus - Answers Abduction, ER, IR
If there is no displacement or neurovascular damage then a supracondylar fracture would be: - Answers
Immobilized with elbow flexed
If there is supracondylar fx with displacement then: - Answers Closed reduction
If there is a supracondylar fx and there is neurovascular damage what should be done? - Answers ORIF
needed
Radial head fx - Answers compression of radial head in capitulum due to FOOSH
If non-displaced or minimally displaced avulsion fx of olecrandon - Answers Immobilization with elbow
flexed 90 deg
What neurovascular structures could be damaged with dislocation of the elbow? - Answers Brachial
artery damage and median nerve injury
Actions of infraspinatus - Answers ER and extension
Supraspinatus innervation - Answers Suprascapular nerve (c5, c6)
Infraspinatus innervation - Answers Suprascapular nerve (c5, c6)
Test item cluster for Impingement syndrome - Answers -(+) Hawkins-Kennedy test
-(+) painful arc
-Infraspinatus MMT weakness and/or painful
Special tests for impingement syndrome - Answers Neer impingement test
Hawkins Kennedy impingement
Subscapularis actions - Answers IR
Subscapularis innervation - Answers Upper and lower scapular nerve (c5, c6, c7)
, What muscle/tendon is most often related rotator cuff pathology? - Answers Supraspinatus
Test item cluster for rotator cuff pathology (tear) - Answers -(+) Hawkins-Kennedy
-(+) drop-arm sign
-Infraspinatus MMT weakness and/or pain
Rotator cuff pathology special tests - Answers -Empty can test
-Drop arm
-Lift off sign
The empty can test indicates what pathology? - Answers Supraspinatus pathology
The lift off sing indicates what pathology? - Answers Subscapularis
The drop arm sign indicates what pathology? - Answers Rotator cuff rupture
Strong and painful MSTT - Answers Tendon pathology
-tendinitis/tendinosis
Strong and pain free MSTT - Answers No contractile dysfunction
Weak and painful MSTT - Answers Partial tear
Weak and painless MSTT - Answers Complete tear
Shoulder IR Arthrokinematics - Answers anterior roll, posterior glide
-Tight posterior capsule --> anterior roll superior glide (impingement)
Radial nerve actions - Answers Elbow extension; wrist extension and radial deviation; forearm
supination; finger and thumb extension; thumb abduction
Ulnar nerve actions - Answers Finger flexion, thumb flexion, thumb adduction, pinky opposition
abduction and flexion; PAD; DAB, wrist ulnar deviation
Median nerve actions - Answers Forearm pronation; wrist flexion, wrist radial deviation; finger flexion;
thumb opposition, thumb flexion, thumb abduction
Fx at the neck of the 5th MC - Answers Boxer's fx
Fx at base of 1st MC extending into CMC joint - Answers Bennett's fx
Fx caused by FOOSH with wrist in extension and slight radial deviation and associated with pain in the
anatomical snuff box - Answers Scaphoid fx