week 7 - shoulder

Question 1

what are the standard views

Answer 1

ap internal rotation
ap external rotation
ap ac joint
pa clavicle

Question 2

what are the special view

Answer 2

abduction - baby arm

Question 3

what are the measurements and alignment

Answer 3

glenohumeral joint space
acromioclavicular joint space
acromiohumeral joint space

Question 4

glenohumeral joint space landmarks

Answer 4

superior, middle and inferior aspects of joint - combined and averaged

Question 5

average glenohumeral joint space

Answer 5

4-5 mm

Question 6

a diminished glenohumeral joint space suggests

Answer 6

degenerative arthritis

Question 7

a widened glenohumeral joint space suggests

Answer 7

humeral dislocation

Question 8

acromiohumeral joint space landmarks

Answer 8

distance between inferior surface of the acromion and articular cortex of humeral head

Question 9

acriomiohumeral joint space below 7mm suggests

Answer 9

rotator cuff tear

Question 10

acriomiohumeral joint space above 11mm suggests

Answer 10

brachial plexus lesions (drooping shoulder) dislocation

Question 11

clavicle prominent conoid tubercle

Answer 11

osseous density extending from the clavicle inferiorly represents an enlarged conoid tubercle

Question 12

calcified axillary lymph nodes