Femoroacetabular Impingement and Labral Injuries
Introduction John C. Clohisy, MD Epidemiology Age • Average age 35 yrs (range, 16 to 91) Sex • 57% male • 43% female Sport • Any sport with repetitive hip flexion,…
Ankle Sprains, Fractures, and Chondral Injuries
Introduction Annunziato Amendola, MD Sebastiano Vasta, MD Biagio Zampogna, MD Epidemiology Age • Under the age of 35 with a peak of incidence of 15 to 19 years of age. Sex • Slightly…
Tibial Shaft Fractures
The views and opinions expressed in this chapter are the those of the authors and are not necessarily representative of the official policy or views of the Department of the…
Anterior Cruciate Ligament Injuries
Introduction J. Martin Leland, MD Epidemiology • Anterior cruciate ligament (ACL) ruptures are common athletic injuries with over 100,000 reconstruction surgeries performed annually in the United States • ACL ruptures most…
Posterior Cruciate Ligament Injuries
Introduction Robert F. LaPrade, MD, PhD Casey M. Pierce, MD Scott A. Wilkins, DPT, OCS Epidemiology • Injuries to the posterior cruciate ligament (PCL) are rare compared with ACL injuries. • Comprise between…
Midfoot Strains and Sprains and Lisfranc Injuries
Introduction Jason M. Jennings, MD, DPT Mark E. Easley, MD Epidemiology of Tarsometatarsal Complex Injuries (Lisfranc Complex Injuries) • Tarsometatarsal (TMT) complex injuries are rare and often subtle in athletes both clinically…
Acromioclavicular Joint Injuries and Sternoclavicular Joint Injuries
Introduction John Apostolakos, BS Mark P. Cote, PT, DPT, MSCTR Knut Beitzel, MA, MD Augustus D. Mazzocca, MS, MD Epidemiology • Acromioclavicular (AC) joint injuries are considered among the most common orthopedic injuries to…
Meniscus Injuries
Introduction Frank R. Noyes, MD Epidemiology • Meniscus tears are among the most common injuries treated by orthopaedic surgeons. • Approximately 1 million meniscal surgeries are performed each year, with more…
Anterior Shoulder Instability
Introduction Ellen Shanley, PhD, PT, OCS Charles A. Thigpen, PhD, PT, ATC Richard J. Hawkins, MD Epidemiology Overall Incidence • Estimates of the initial incidence of anterior glenohumeral instability in the general population…
Articular Cartilage Injury (Including Osteochondritis Dissecans) in the Young Athletic Knee
Introduction Nathan A. Mall, MD Bryan M. Saltzman, MD Andrew S. Lee, MD Brian J. Cole, MD, MBA Epidemiology Age • Approximately 4% to 5% of the general population is thought to have focal,…
