What CR Angulation Is Recommended for an AP Projection of the Knee

question 8

Multiple Choice

What CR angulation is recommended for an AP projection of the knee on a patient with an ASIS-to-tabletop measurement of 18 cm?

• A)3° to 5° caudad
• B)CR is perpendicular to the IR.
• C)3° to 5° cephalad
• D)10° to 15° cephalad

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