Tiến sĩ Clark là Giáo sư Tiến sĩ Michael Bonfiglio, Khoa Phẫu thuật chỉnh hình của Bệnh viện Đại học Iowa, Iowa City, IA. Tiến sĩ Huddleston là trong thực tế tư nhân tại Huddleston Hip và đầu gối Viện, Tarzana, CA. Tiến sĩ Schoch là trong thực tế tư nhân, Austin, TX. Tiến sĩ Thomas là giáo sư về phẫu thuật chỉnh hình, | Leg-Length Discrepancy After Total Hip Arthroplasty Charles R. Clark MD Herbert D. Huddleston MD Eugene P. Schoch III MD Bert J. Thomas MD Dr. Clark is the Dr. Michael Bonfiglio Professor Department of Orthopaedic Surgery University of Iowa Hospitals Iowa City IA. Dr. Huddleston is in private practice at Huddleston Hip and Knee Institute Tarzana CA. Dr. Schoch is in private practice Austin TX. Dr. Thomas is Professor of Orthopaedic Surgery David Geffen School of Medicine at the University of California Los Angeles Los Angeles CA. Neither Dr. Huddleston nor the department with which he is affiliated has received anything of value from or owns stock in a commercial company or institution related directly or indirectly to the subject of this article. Drs. Clark and Thomas or the departments with which they are affiliated have received research or institutional support from DePuy. Dr. Thomas or the department with which he is affiliated has received nonincome support such as equipment or services commercially derived honoraria or other non-research-related funding such as paid travel from DePuy. Drs. Clark and Schoch or the departments with which they are affiliated serve as consultants to or are employees of DePuy. Reprint requests Dr. Clark University of Iowa Hospitals 200 Hawkins Drive 01075 JPP Iowa City IA 52242. J Am Acad Orthop Surg 2006 14 38-45 Copyright 2006 by the American Academy of Orthopaedic Surgeons. Abstract Leg-length discrepancy after total hip arthroplasty can pose a substantial problem for the orthopaedic surgeon. Such discrepancy has been associated with complications including nerve palsy low back pain and abnormal gait. Careful preoperative measurement and assessment as well as preoperative and postoperative patient education are important factors in achieving an acceptable result. However after total hip arthroplasty equal leg length should not be guaranteed. Rather the patient should be given a realistic assessment of what can reasonably be .