December Featured Author

Andrew T. Pennock, MD

Rady Children’s Hospital
Associate Clinical Professor of Orthopaedic Surgery, University of California San Diego
San Diego, California

From the December issue: Segond Fractures Are Not a Risk Factor for Anterior Cruciate Ligament Reconstruction Failure

Podcast: Listen to Dr. Pennock discuss his article in the December issue.


Dr. Andrew Pennock is a pediatric and sports medicine surgeon at Rady Children’s Hospital-San Diego and an associate clinical professor at UC San Diego School of Medicine.

Graduating summa cum laude from Dartmouth College, where he was an All-American skier, Dr. Pennock went on to attend the University of Chicago Pritzker School of Medicine, where he graduated with honors and was a member of the Alpha Omega Alpha Honor Society. Upon completing his orthopedic residency and an orthopedic research fellowship at UC San Diego, he completed a sports medicine fellowship at the Steadman Clinic in Vail, Colorado, and a pediatric orthopedic fellowship at Rady Children’s.

Dr. Pennock primarily treats sports injuries in adolescents and young adults, with a special interest in knee, hip and shoulder injuries. He is also a team physician with the United States Ski Team, which he travels with on a regular basis.

Dr. Pennock continues to focus time on various research pursuits, including the developing hip as it pertains to femoroacetabular impingement and labral pathology, as well as pediatric and adolescent knee injuries.

Selected Other Published Work in AJSM

Are the Current Little League Pitching Guidelines Adequate? A Single-Season Prospective MRI Study. Pytiak AV, Stearns P, Bastrom TP, Dwek J, Kruk P, Roocroft JH, Pennock AT. Orthop J Sports Med. 2017 May 19; 5(5):2325967117704851.

The Pediatric/Adolescent Shoulder Survey (PASS): A Reliable Youth Questionnaire With Discriminant Validity and Responsiveness to Change. Edmonds EW, Bastrom TP, Roocroft JH, Calandra-Young VA, Pennock AT. Orthop J Sports Med. 2017 Mar 29;5(3):2325967117698466.

Does Allograft Augmentation of Small-Diameter Hamstring Autograft ACL Grafts Reduce the Incidence of Graft Retear? Pennock AT, Ho B, Parvanta K, Edmonds EW, Chambers HG, Roocroft JH, Bastrom TP. Am J Sports Med. 2017 Feb;45(2):334-338. doi: 10.1177/0363546516677545.

Are the Current Classifications and Radiographic Measurements for Trochlear Dysplasia Appropriate in the Skeletally Immature Patient? Stepanovich M, Bomar JD, Pennock AT. Orthop J Sports Med. 2016 Oct 24;4(10):2325967116669490.

Revision Meniscal Surgery in Children and Adolescents: Risk Factors and Mechanisms for Failure and Subsequent Management. Shieh AK, Edmonds EW, Pennock AT. Am J Sports Med. 2016 Apr;44(4):838-43. doi: 10.1177/0363546515623511.

Osteochondral allograft transplantation of the knee in the pediatric and adolescent population. Murphy RT, Pennock AT, Bugbee WD. Am J Sports Med. 2014 Mar;42(3):635-40. doi: 10.1177/0363546513516747.

Idiopathic Cam Morphology Is Not Caused by Subclinical Slipped Capital Femoral Epiphysis: An MRI and CT Study. Monazzam S, Bomar JD, Pennock AT. Orthop J Sports Med. 2013 Dec 6;1(7):2325967113512467. doi: 10.1177/2325967113512467. Corrigendum in: Orthop J Sports Med. 2014 Feb;2(2):2325967114525574.

Variation in tibial tubercle-trochlear groove measurement as a function of age, sex, size, and patellar instability. Pennock AT, Alam M, Bastrom T. Am J Sports Med. 2014 Feb;42(2):389-93. doi: 10.1177/0363546513509058.

Meniscus tear patterns in relation to skeletal immaturity: children versus adolescents. Shieh A, Bastrom T, Roocroft J, Edmonds EW, Pennock AT. Am J Sports Med. 2013 Dec;41(12):2779-83. doi: 10.1177/0363546513504286.

Prevalence of abnormal hip findings in asymptomatic participants: a prospective, blinded study. Register B, Pennock AT, Ho CP, Strickland CD, Lawand A, Philippon MJ. Am J Sports Med. 2012 Dec;40(12):2720-4. doi: 10.1177/0363546512462124.

The influence of arm and shoulder position on the bear-hug, belly-press, and lift-off tests: an electromyographic study. Pennock AT, Pennington WW, Torry MR, Decker MJ, Vaishnav SB, Provencher MT, Millett PJ, Hackett TR. Am J Sports Med. 2011 Nov;39(11):2338-46. doi: 10.1177/0363546510392710.

Does subchondral bone affect the fate of osteochondral allografts during storage? Pennock AT, Robertson CM, Wagner F, Harwood FL, Bugbee WD, Amiel D. Am J Sports Med. 2006 Apr;34(4):586-91.

Analysis of stored osteochondral allografts at the time of surgical implantation. Allen RT, Robertson CM, Pennock AT, Bugbee WD, Harwood FL, Wong VW, Chen AC, Sah RL, Amiel D. Am J Sports Med. 2005 Oct;33(10):1479-84.

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