Chapter 71 - Imaging of the Shoulder and the Elbow

Question 1

serendipity view

Answer 1

30 degree cephalad tilt -> SC joint

Question 2

Zanca view

Answer 2

10 degree cephalad tilt centered on AC joint -> AC joint

Question 3

coracoclavicular distance on XR

Answer 3

1.1-1.3cm

Question 4

normal acromiohumeral distance

Answer 4

7-14mm

Question 5

what is the study of choice to evaluate medial clavicular physeal fracture from instability in the pediatric population?

Answer 5

CT (axials)

Question 6

what is the imaging modality of choice in SLAP tears?

Answer 6

MR arthrogram

Non-con MRI with low sensitivity for SLAP lesions

Question 7

What imaging sequence should you use to evaluate for fatty atrophy

Answer 7

T1 weighted images
sagittal plane at the level of the base of the coracoid

Question 8

radial head view is also called what?

Answer 8

external oblique view

Question 9

lUCL tears on MRI

Answer 9

in the setting of ACUTE instability of the elbow - these are usually torn off the humeral side with the common extensor origin