Femur

Question 1

Femur X-Ray Series

Answer 1

Normal Series

• AP (Hip and Femur knee up)
• Lateral (Hip and Femur knee up)

Question 2

AP Femur (knee up)

Answer 2

• Cassette - 35x43, vertical, in bucky (weight bearing)
• Positioning - Weight bearing, pt against bucky facing x-ray tube with feet internally rotated 10 degrees Non-weight bearing, pt is supine and feet internally rotated
• Stabilization - Neutral stance or lying comfortably
• Shielding - Gonad shielding without obscuring anatomy
• Instructions - Stand comfortably
• SID - 100cm Central Ray - middle of the collimated view
• Tube Tilt - 0
• Collimation - M-L, include soft tissue of quads S-I, just within the borders of the cassette to include the knee below the patella
• kV - Children 60 and adults 75
• Marker Placement - lateral to the anatomy

Question 3

Lateral Femur (knee up)

Answer 3

• Cassette - 35x43, vertical, in bucky (weight bearing)
• Positioning - Weight bearing, fencer stance with greater trochanter against the bucky, flex hip and knee to 25-30 degrees. Ensure the epicondyles are imposed. Box can be used to stablize. Non-weight bearing, pt is side lying with leg in same position
• Stabilization - relaxed stance or sidelying comfortably
• Shielding - Gonad shielding without obscuring anatomy
• Instructions - Stand comfortably
• SID - 100cm
• Central Ray - middle of the collimated view
• Tube Tilt - 0
• Collimation - M-L, include soft tissue adductor muscles S-I, just within the borders of the cassette to include the knee below the patella
• kV - Children 60 and adults 75
• Marker Placement - anterior to the anatomy