Ribs positioning

• What is the recommended SID for the lateral sternum position? 

   60-72 SID
• What is the minimum number of ribs that must be demonstrated for a unilateral rib study above the diaphragm? 

  1-10
• What is the primary advantage of performing a breathing technique for radiography of the sternum? 

   Blurring of the ribs 
• What degree of rotation is used for a routine RAO position of the sternum? 

   15-20 degrees 
• The two routine positions used to demonstrate the sternum are: 

   RAO - Lateral 
• AP Oblique: Below Diaphragm

  
• AP Oblique: Above Diaphragm

  
• Bilateral Ribs: Blow Diaphragm

  
• Bilateral Ribs: Above Diaphragm