218 Final Review

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

  25 to 30
• What AP shoulder projections demonstrates the lesser tubercle in profile medially? 

  AP internal roation
• A radiograph of an AP axial projection of the clavicle demonstrates that the clavicle is within the midaspect of the lung apices. What should the technologist do to correct this error? 

  increase our cephalic angle
• A patient enters the department with multiple injuries including a possible fracture of the left proximal humerus. Which positioning rotation should be performed to determine the extent of the humerus injury? 

  AP & lateral humerus
• The AP humerus requires that the humeral epicondyles are _____ to the IR. 

  parallel
• What routine projection of the elbow will best demonstrate an elevated or visible posterior fat pad?

  true lateral
• Where is the CR centered for a transthoracic lateral projection for proximal humerus? 

  surgical neck
• study past reviews and power points