Ms. Hoffmeister is a freelance medical writer in Camp Hill, Pennsylvania. To earn CME credit, you must read the CME articles and complete the quiz and evaluation assessment survey on the enclosed form, answering at least 70% of the quiz questions correctly. This continuing medical enduring material activity expires June 30, 2022.The author, faculty, and staff in a position to control the content of this CME activity have disclosed that they and their spouses/life partners (if any) have no financial relationships with, or financial interests in, any commercial companies relevant to this educational activity.Lippincott Continuing Medical Education Institute, Inc., is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians.Lippincott Continuing Medical Education Institute, Inc., designates this enduring material for a maximum of 1.5 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.Lippincott's Bone and Joint Newsletter is an independent publication solely owned and published by Wolters Kluwer and has no affiliation with the Journal of Bone & Joint Surgery.