How Much Central Ray (CR)angulation (If Any)should Be Used for an AP

question 21

Multiple Choice

How much central ray (CR) angulation (if any) should be used for an AP projection of the toes?

• A) Keep CR perpendicular to IR.
• B) 5° toward calcaneus
• C) 10° to 15° toward calcaneus
• D) 20° to 25° toward calcaneus

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