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Reduced range of motion, prosthetic impingement, and joint dislocation can all result from misalignment of the acetabular component (i.e. cup alignment) in patients undergoing total hip arthroplasty. Most methods for acetabular component alignment are designed to provide 45–50° abduction and 15–25° of operative anteversion (also known as flexion) with respect to the anterior pelvic plane coordinate...