LRA-218 Week 3 Review

Question 1

What position of the epicondyles will result in a lateral position of the proximal humerus?

Answer 1

Perpendicular

Question 2

Which AP projection of the shoulder and proximal humerus is created by placing the affected palm of the hand facing inward toward the thigh?

Answer 2

Neutral rotation

Question 3

What medial central ray (CR) angle is required for the inferosuperior axial shoulder (Lawrence method)?

Answer 3

25-30 degree

Question 4

What additional maneuver must be added to the inferosuperior axial shoulder (Lawrence method) projection to best demonstrate a possible Hill-Sachs defect?

Answer 4

Exaggerated external rotation of the affected limb

Question 5

A radiograph of the inferosuperior axial projection (Lawrence method) demonstrates the __________ of the shoulder to be located most superiorly (anteriorly).

Answer 5

acromion