January Featured Editorial Board Member

Aaron J. Krych, MD
Professor
Program Director, Sports Medicine Fellowship
Program Director, Sports Medicine Research Fellowship
Mayo Clinic Orthopedic Surgery and Sports Medicine
Rochester, MN

Aaron Krych is Professor of Orthopedic Surgery and Sports Medicine at the Mayo Clinic in Rochester, MN, USA. He is also Director of the Orthopedic Surgery Sports Medicine Fellowship and Orthopedic Surgery Sports Medicine Research Fellowship.

He received his MD and Orthopedic Surgery Residency training at Mayo Clinic. He completed his sports fellowship training at Hospital for Special Surgery in New York in 2010. He was an ICRS Travelling Fellow in 2013. His clinical focus has been on cartilage restoration in the hip and knee, and knee osteotomy and meniscus transplant. His research interests include improving cartilage allograft, adipose-derived MSC injection for hip and knee arthritis, meniscus repair, and single stage cell-based cartilage repair.

Selected Published Work

Melugin H, Wu IT, Levy BA, Stuart MJ, Krych AJ. Is Treatment of Segond Fracture Necessary with Combined ACL Reconstruction?  Am J Sports Med. 2017 Dec 1:363546517745280. doi: 10.1177/0363546517745280. [Epub ahead of print] PMID: 29286825

Hevesi M, Krych AJ, Redmond JM, Hartigan DE, Levy BA, Domb BG. Multi-Center Analysis of Mid-Term Clinical Outcomes of Arthroscopic Labral Repair in the Hip: Minimum Five Year Follow-Up.  Am J Sports Med. 2017 Oct 1:363546517734180. doi: 10.1177/0363546517734180. [Epub ahead of print] PMID: 29065275

Schilaty ND, Nagelli C, Bates NA, Sanders TL, Krych AJ, Stuart MJ, Hewett TE. Incidence of Second Anterior Cruciate Ligament Tears (2001 – 2010) and Associate Factors by Geographic Locale. Orthop J Sports Med. 2017 Aug 18;5(8):2325967117724196. doi: 10.1177/2325967117724196. eCollection 2017 Aug. PMID:28840155

Woodmass JM, LaPrade RF, Sgaglione N, Nakamura N, Krych AJ. Current Concepts in Meniscus Repair: Reconsidering Indications, Techniques, and Biologic Augmentation. J Bone Joint Surg Am. 2017 Jul 19;99(14):1222-1231. doi: 10.2106/JBJS.17.00297. PMID: 28719562

Sanders TL, Christensen TC, Johnson NR, Hewett TE, Stuart MJ, Dahm DL, Krych AJ. Incidence of Acute Lateral Patellar Dislocation: A 21-Year Population-Based Study.  Sports Health. 2017 Aug 1:1941738117725055. doi: 10.1177/1941738117725055. [Epub ahead of print] PMID: 28795924

Schilaty ND, Bates NA, Sanders TL, Krych AJ, Stuart MJ, Hewett TE. Incidence of Second Anterior Cruciate Ligament Tears (1990 – 2000) and Associate Factors by Geographic Locale. Am J Sports Med. 2017 Jun; 45 (7):1567-1573. 2017 Mar 1:363546517694026. doi: 10.1177/0363546517694026. [Epub ahead of print] PMID: 28298067

Christensen TC, Sanders TL, Pareek A, Mohan R, Dahm DL, Krych AJ. Risk Factors and Time to Recurrent Ipsilateral and Contralateral Patellar Dislocation: A Population-Based Study.  Am J Sports Med. 2017 May 1:363546517704178. doi: 10.1177/0363546517704178. [Epub ahead of print] PMID:28463535.

Samuelson BT, Webster KE, Johnson NR, Hewett TE, Krych AJ. Hamstring Autograft versus Patellar Tendon Autograft for ACL Reconstruction: Is There a Difference in Graft Failure Rate? A Meta-analysis of 47,613 Patients. Clin Orthop Relat Res. 2017 Feb 15. doi: 10.1007/s11999-017-5278-9. [Epub ahead of print] PMID: 28205075

Sanders TL, Pareek A, Obey MR, Johnson NR, Carey JL, Stuart MJ, Krych AJ. High Rate of Osteoarthritis following OCD Fragment Excision Compared to Surgical Restoration at a Mean 16-Year Follow-Up. Am J Sports Med. 2017 Apr 1:363546517699846. doi: 10.1177/0363546517699846. [Epub ahead of print] PMID: 28419816

Amano K, Li A, Pedoia V, Krych AJ, Rodeo S, Li X, Ma CB, Majumdar S, AF-ACL Consortium. Surgical timing is related to changes seen in cartilage matrix composition after ACL reconstruction. Am J Sports Med. 2017 Apr;45(5):1075-1084. doi: 10.1177/0363546516677794. Epub 2017 Jan 27. PMID: 28768432

Sanders TL, Pareek A, Johnson NR, Stuart MJ, Dahm DL, Krych AJ. Patellofemoral Arthritis after Lateral Patellar Dislocation: A Population-Based Analysis. Am J Sports Med. 2017 Apr;45(5):1012-1017. doi: 10.1177/0363546516680604 PMID: 28005405

Krych AJ, Reardon P, Sousa P, Pareek A, Stuart MJ, Pagnano MW. Unicompartmental Knee Arthroplasty Provides Higher Activity and Durability than Valgus-Producing Proximal Tibial Osteotomy at 5-7 years. Accepted to JBJS July 2016. J Bone Joint Surg Am. 2017 Jan 18;99(2):113-122. doi: 10.2106/JBJS.15.01031. PMID: 28099301

Krych AJ, Pareek A, King AH, Johnson NR, Stuart MJ, Williams RJ. Return to Sport after the Surgical Management of Articular Cartilage Lesions in the Knee: A Meta-Analysis. Knee Surgery, Sports Traumatology, Arthroscopy, 25(10), 3186-3196. PMID:27539401

Pareek A, Reardon PJ, Macalena JA, Levy BA, Stuart MJ, Williams RJ III, Krych AJ. Osteochondral Autograft Transfer versus Microfracture In The Knee: A Meta-Analysis of Prospective Comparative Studies at Mid-Term. Arthroscopy 2016 Oct; 32 (10):2118-2130 2016 Jul 31. pii: S0749-8063(16)30326-7. doi: 10.1016/j.arthro.2016.05.038. PMID: 27487736

Bryan AJ, Krych AJ, Pareek A, Reardon PJ, Berardelli R, Levy BA. Are Short-term Outcomes of Hip Arthroscopy in Patients Older than 55 Years Inferior to Younger Patients? Am J Sports Med 2016 Oct; 44 (10):2526-2530. pii: 0363546516652114. [Epub ahead of print] PMID: 27416992

Allen MM, Pareek A, Krych AJ, Hewett TE, Levy BA, Stuart MJ, Dahm DL. Are Female Soccer Players At An Increased Risk of Second Anterior Cruciate Ligament Injury Compared to Their Athletic Peers? Am J Sports Med 2016 Oct; 44 (10):2492-2498. pii: 0363546516648439. [Epub ahead of print] PMID: 27261476

Lin Y, Lewallen EA, Camilleri ET, Bonin CA, Jones D, Dudakovic A, Karperien MJ, Larson AN, Dahm DL, Stuart MJ, Levy BA, Ryssman DB, Smith J, Westendorf JJ, Im HJ, van Wijnen AJ, Riester SM, Krych AJ. RNA-seq analysis of clinical-grade osteochondral allografts reveals activation of early response genes. J Orthop Res 2016 Nov; 34 (11):1950-1959. doi: 10.1002/jor.23209. [Epub ahead of print] PMID:26909883

Sanders T, Maradit Kremers H, Bryan A, Fruth K, Larson DR, Levy BA, Stuart MJ, Dahm DL, Krych AJ. Is ACL reconstruction effective in preventing secondary meniscal tears and osteoarthritis? Am J Sports Med 2016 Jul; 44 (7):1699-707. pii: 0363546516634325. [Epub ahead of print] PMID:26957217

Sanders T, Maradit Kremers H, Bryan A, Kremers WK, Levy BA, Dahm DL, Stuart MJ, Krych AJ. Incidence of and Factors Associated with the Decision to Undergo ACL Reconstruction One to Ten Years After Injury. Am J Sports Med. 2016 Jun;44(6):1558-64. doi: 10.1177/0363546516630751 PMID: 26928338

Sanders T, Maradit Kremers H, Bryan AJ, Larson DR, Dahm DL, Levy BA, Stuart MJ, Krych AJ. Incidence of anterior cruciate ligament tears and reconstruction: A 21 year population-based study. Am J Sports Med. 2016 Jun;44(6):1502-7. doi: 10.1177/0363546516629944 PMID: 26920430

Krych AJ, King AH, Bererdelli RL, Sousa PL, Levy BA. Is MRI Subchondral Edema with Cystic Change a contraindication for hip arthroscopy in patients with FAI?  Am J Sports Med. 2016 Feb;44(2):454-9. doi: 10.1177/0363546515612448. PMID:26620297

Krych AJ, Nawabi DH, Jones K, Farshad-Amacker NA, Maak TG, Potter HP, Williams, RJ, III. Bone Marrow Concentrate lmproves Early Scaffold Plug Cartilage Phase Maturation: A Comparative MRI Analysis. Am J Sports Med. 2016 Jan;44(1):91-8. PMID: 26574602

CL Camp, MJ Heidenreich, DL Dahm, MJ Stuart, BA Levy, Krych AJ. Individualizing the Tibial Tubercle to Trochlear Groove Distance: Patellar Instability Ratios That Predict Recurrent Instability.  Am J Sports Med. 2016 Feb;44(2):393-9. doi: 10.1177/0363546515602483 PMID: 26394888

Christensen J, Krych AJ, Engasser W, Vanhees M, Collins MS, Dahm DL. Lateral tibial slope is increased with patients with early graft failure following ACL reconstruction.  Am J Sports Med. 2015 Oct;43(10):2510-4. PMID: 26320223

Krych AJ, Stuart MJ, Levy BA. Arthroscopic partial meniscectomy for degenerative meniscal tear.  N Engl J Med. 2014 Mar 27;370(13):1259.

Krych AJ, Wanivenhaus F, Ng K, Doty S, Warren RF, Maher SA. Matrix Generation Within A Macroporous Non-Degradable Implant for Osteochondral Defects: Evaluation in an in vivo Rabbit Model.  J Mater Sci Mater Med. 2013 Oct;24(10):2429-37.

Krych AJ, Thompson M, Knutson Z, Scoon J, Coleman SH. Arthroscopic labral repair versus labral debridement in female patients with femoroacetabular impingement: a prospective randomized study.  Arthroscopy 2013; 29(1):46-53.

Krych AJ, Robertson CM, Williams, RJ, III. Return to Athletic Activity after Osteochondral Allograft Transplantation in the Knee.  2012;40(5):1053-1059. DOI 10.1177/0363546511435780

Krych AJ, Harnly HW, Rodeo SA, Williams RJ. Activity levels are higher after osteochondral autograft transfer mosaicplasty than after microfracture for articular cartilage defects of the knee a retrospective comparative study. J Bone Joint Surg Am. 2012 Jun 6; 94A(11):971-8.

Krych AJ, Pitts RT, Dajani KA, Stuart MJ, Dahm DL, Levy BA. Surgical treatment of meniscal tears associated with anterior cruciate ligament reconstruction in pediatric patients.  Am J Sports Med. 2010 May;38(5):976-82.

Krych AJ, McIntosh AL, Voll AE, Stuart MJ, Dahm DL. Arthroscopic repair of isolated meniscal tears in patients 18 years and younger.  Am J Sports Med. 2008 Jul;36(7):1283-9