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Lever Arm Diagram of hip and its clinical correlates.
Normal hip angle versus varus and valgus hip, and clinical correlates.
Dorr Classification and impact on implant selection.
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The acetabular cup placement should allow for normal hip motion to avoid impingement.
Placement depends on appropriate Version, Inclination, Depth, and Height. It is affected by Pelvic Tilt.
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Medial offset, vertical height, anteversion are important considerations when placing the femoral stem.
Pros and Cons of Approaches to the Hip.