Ankle Impingement
Introduction Charles P. Hannon, BS Niall A. Smyth, MD Christopher D. Murawski, BS John G. Kennedy, MD, FRCS Epidemiology • Ankle impingement is one of the more common challenges faced by the orthopedic foot…
Lateral Collateral Ligament and Posterolateral Ligament Injuries
Isolated Lateral Collateral Ligament Injuries: Introduction William G. Clancy, MD Epidemiology • Frequency: relatively uncommon • Age: under 30 years of age • Sex: predominantly males • Sport: football, wrestling, soccer…
Spondylolysis
Introduction Gregg Ziemke, PT, MS, MHA, OCS Stewart M. Kerr, MD Leslie C. Hair, PT, DSc, OCS, FAAOMPT Charles E. Rainey, PT, DSc, DPT, OCS, SCS, CSCS, FAAOMPT Epidemiology Age • One study reported…
Stress Fractures of the Femoral Neck and Shaft
Introduction Bryan C. Heiderscheit, PT, PhD Geoffrey S. Baer, MD, PhD Epidemiology • Femoral neck stress fractures account for approximately 11% of stress fractures in athletes; the incidence of stress fractures in…
Groin Injuries
Introduction Bruce Charles Twaddle, BHB, MBChB, FRACS Kristian Thorborg, PT, MSportsphty, PhD Introduction The anatomy of the pubic symphysis region makes it a diagnostic challenge because of the confluence of numerous musculoskeletal…
Patellar Instability
Introduction Diego Herrera, MD Najeeb Khan, MD Donald C. Fithian, MD Christopher M. Powers, PhD, PT Epidemiology • The average annual incidence of primary patellar dislocation is 5.8 per 100,000. This incidence increases to…
Cervical Spine Disc Injuries
Introduction Christopher K. Kepler, MD, MBA Nikolaus S. Hjelm, MD Gursukhmandeep S. Sidhu, MBBS David Gendelberg, MD Alexander R. Vaccaro, MD, PhD Epidemiology • Disc degeneration is exceedingly common although only a small percentage of…
Lumbar Spine Strains and Sprains
Introduction Christopher J. Durall, PT, DPT, MS, SCS, LAT, CSCS Brian K. Allen, DO Epidemiology • Lumbar spine injuries in athletes are relatively common and most of these are thought to be…
Superior Labral Pathology (SLAP/Long Head Biceps)
Introduction Thomas J. Gill, MD Kaitlin M. Carroll, BS Amee L. Seitz, PT, PhD, DPT, OCS Background • Superior labral tears were originally described by Andrews et al. in 1985 as lesions that involve…
Jersey Finger and Mallet Finger
Introduction A. Lee Osterman, MD Abdo Bachoura, MD Sidney M. Jacoby, MD Terri M. Skirven, OTR/L, CHT Jason A. Suda, MOTR/L Epidemiology Age/Sex • Age: Predominantly in young, active individuals involved in contact sports •…
