How Should the CR Be Aligned for a Trauma PA

question 46

Multiple Choice

How should the CR be aligned for a trauma PA projection of the elbow?

• A)Perpendicular to the interepicondylar plane
• B)Parallel to the interepicondylar plane
• C)Perpendicular to the palmar surface of the hand
• D)None of the above; projection should be taken AP, not PA.

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