William M. Cregar, MD

• Assistant Team Orthopedist, Carolina Panthers (NFL)
• Team Physician, Myers Park High School

• University of Georgia – Bacherlors of Science
• Virginia Commonwealth University School of Medicine – Doctor of Medicine
• Rush University Medical Center, Chicago, IL – Residency, Orthopedic Surgery
• OrthoCarolina, Charlotte, NC – Fellowship, Sports Medicine & Shoulder Elbow Surgery

• Pediatric, Adolescent & Adult Sports Medicine
• Arthroscopic Knee Surgery
• ACL Repair & Reconstruction
• Knee Ligament Repair & Reconstruction
• Cartilage Restoration
• Orthobiologics and Regenerative Medicine
• Arthoscopic Shoulder Surgery
• Shoulder Repair & Reconstruction
• Shoulder Instability Surgery
• Shoulder Replacement
• Elbow Surgery
• Trauma/Fracture Care

Organizations/Affiliations

• American Orthopaedic Society for Sports Medicine (AOSSM)
• American Orthopaedic Association (AOA)
• American Association of Orthopaedic Surgeons (AAOS)

• AANA Fellows & Chief Residents Course Scholarship Recipient (2022)
• Nominated to the 2021 American Orthopaedic Association (AOA) Resident Leadership Forum, Albuquerque NM (2021)Resident Delegate to the AAOS
• Resident Assembly, representing Rush University Orthopedic Residency (2019 – 2021)
• Associate Editor, Rush Orthopedic Journals (2021)
• Preoperative Planning Competition Winner, AO Trauma Basic Course, Charlotte NC (2019)
• AAHKS Resident Scholarship Recipient (2019)
• AOFAS Resident Scholarship Recipient (2019)
• Inducted into the Washington Township High School Athletic Hall of Fame – Swimming (2017)
• Chapter President, Alpha Omega Alpha (AQA) Honor Medical Society at VCU School of Medicine (2016 – 2017)
• Pathology Honor Society, VCU School of Medicine (2013 – 2015)
• USA Swimming Athlete Representative (2011 – 2014)
• Team Captain, University of Georgia Men’s Swimming and Diving Team (2010 – 2011)
• Member of the 2010, 2011, 2012 UGA Student Athlete Leadership Academy [UGA L.E.A.D.] (2010, 2011,2012)
• Swim Team Representative to the University of Georgia Student Athlete Advisory Committee (2010-2011)
• Leadership Fellow in the 2010 Leadership UGA Cohort, University of Georgia (2010)

Athletics:

• 2011 Division I NCAA National Champion in the 400 Individual Medley (2011)
• Two-Time Southeastern Conference (SEC) Champion in the 200 & 400 Individual Medley (2010, 2011)
• Nine-time NCAA All-American for the University of Georgia Bulldogs - Swimming (2007 – 2011)
• Competitor at the 2008 and 2012 United States Swimming Olympic Trials (2008, 2012)
• Competitor at the 2011 World University Games representing the USA Swimming Team (2011)
• Named to the 2011 Capitol One Academic All-American Team (2011)
• Three-Time College Swimming & Diving Coaches Association of America (CSCAA) Academic All- American (2008, 2010, 2011)
• Named to the 2011 Southeastern Conference (SEC) Swimming & Diving Community Service Team (2011)
• Three-Time New Jersey State Swimming Champion (2006, 2007)

Published Articles (Peer-reviewed journals):

• Huddleston H, Credille K, Wang Z, Cregar W, Lansdown DA, Chahla J, Garrigues GE, Verma NN, Yanke AB. Current Methods Used to Evaluate Glenoid Bone Loss: A Survey of Orthopaedic Surgeons. Orthop J Sports Med. 2025 Feb 18;13(2):23259671241288163. PMID: 39968413
• Berk AN, Cregar WM, Wang S, Habet NA, Ifarraguerri AM, Trofa DP, Piasecki DP, Fleischli JE, Saltzman BM. The Effect of Lower Limb Alignment on Tibiofemoral Joint Contact Biomechanics after Medial Meniscus Posterior Root Repair: A Finite-Element Analysis. J Am Acad Orthop Surg. 2024 Jun 1;32(11):e558-e567. PMID: 38669669.
• Berk AN, Cregar WM, Rao AJ, Trofa DP, Schiffern SC, Hamid N, Saltzman BM. Anatomic total shoulder arthroplasty with inlay glenoid component: A systematic review. Shoulder Elbow. 2024 Apr;16(2):119-128. PMID: 38655412.
• Huddleston HP, Credille K, Alzein MM, Cregar WM, Hevesi M, Inoue N, Yanke AB. iPhone-Based Cartilage Topography Scanning Yields Similar Results to Computed Tomography Scanning. Arthrosc Sports Med Rehabil. 2024 Apr 10;6(4):100936. PMID: 39421352.
• Berk AN, Cregar WM, Gachigi KK, Trofa DP, Schiffern SC, Hamid N, Rao AJ, Saltzman BM. Outcomes of subacromial balloon spacer implantation for irreparable rotator cuff tears: a systematic review and meta-analysis. J Shoulder Elbow Surg. 2023 Oct;32(10):2180-2191. PMID: 37247776.
• Huddleston HP, Redondo ML, Cregar WM, Christian DR, Hannon CP, Yanke AB. The Effect of Aberrant Rotation on Radiographic Patellar Height Measurement Using Canton-Deschamps Index: A Cadaveric Analysis. J Knee Surg. 2023 Feb;36(3):254-260. PMID: 34261156.
• Hevesi M, Dandu N, Credille K, Wang Z, Zavras AG, Cregar WM, Trasolini NA, Yanke AB. Factors That Affect the Magnitude of Tibial Tubercle-Trochlear Groove Distance in Patients With Patellar Instability. Am J Sports Med. 2023 Jan;51(1):25-31. PMID: 36412555.
• Huddleston HP, Drager J, Cregar WM, Walsh JM, Yanke AB. Trends in Lateral Retinacular Release from 2010 to 2017. J Knee Surg. 2023 Jan;36(2):188-194. PMID: 34225365.
• Cregar WM, Izquierdo R, Trenhaile S. Arthroscopic Superior Capsular Reconstruction Using Hamstring Allograft. Arthrosc Tech. 2022 Nov 17;11(12):e2135-e2142. PMID 36632395.
• Dandu N, Horner NS, Trasolini NA, Hevesi M, Cregar WM, Inoue N, Yanke AB. Anatomic Factors Associated with Osteochondral Allograft Matching for Trochlear Cartilage Defects: A Computer- Simulation Study. Am J Sports Med. 2022 Sep 22:3635465221121586. PMID: 36135390.
• Huddleston HP, Cregar WM, Alzein MM, Vadhera AS, Wong SE, Yanke AB. Outcomes of Patellar Sunchondroplasty Surgery: A Case Series. J Knee Surg. 2022 Jul 28. PMID: 35901796.
• Parvaresh K, Vadhera AS, Cregar W, Maheshwar B, Azua E, Chahla J, Verma N. Arthroscopic Biceps Tenodesis Using the Knotless Lasso Technique. J ISAKOS. 2022 Mar 31:S2059-7754(22)00021-9.
• Cregar W, Fortier LM, Kerzner B, Dasari SP, Gursoy S, Chahla J. Double-Row Suture Anchor Fixation and Achilles Allograft Augmentation for Chronic Patellar Tendon Rupture Repair. Arthrosc Tech. 2022 Mar 19;11(4):e631-e638. PMID 35493057.
• Forlenza EM, Parvaresh KC, Cohn MR, Lavoie-Gagne O, Khazi ZM, Lu Y, Cregar W, Forsythe B. Incidence and risk factors for symptomatic venous thromboembolism following anterior cruciate ligament reconstruction. Knee Surg Sports Traumatol Arthrosc. 2022 May;30(5):1552-1559. PMID: 33970293.
• Cregar WM, Huddleston HP, Shewman EF, Cole BJ, Yanke AB. Lateral Translation of the Patella in MPFC Reconstruction: A Biomechanical Study of Three Approaches. J Knee Surg. 2022 Feb. PMID 35144302
• Singh H, Isak I, Cregar WM, Higgins JD, Vadhera AS, Perry AK, Nicholson GP, Cole BJ, Verma NN. Retrospective Analysis of Patients Undergoing Arthroscopic Rotator Cuff Repair at a Single Institution Yields 0.11% Postoperative Infection Rate. Arthrosc Sports Med Rehabil. 2021 Nov 1;3(6):e1853- e1856. PMID 34977640.
• Goodloe JB, Cregar WM, Caughman A, Bailey EP, Barfield WR, Gross CE. Surgical Management of Proximal Fifth Metatarsal Fractures in Elite Athletes: A Systematic Review. Orthop J Sports Med. 2021 Sep 17;9(9). PMID 34552993.
• Huddleston HP, Redondo M, Cregar WM, Christian D, Hannon CP, Yanke AB. The Effect of Aberrant Rotation on Radiographic Patellar Height Measurement Using Canton-Deschamps Index: A Cadaveric Analysis. J Knee Surg. 2021 Jul 14. PMID 34261156.
• Huddleston HP, Wong SE, Cregar WM, Haunschild ED, Alzein MM, Cole BJ, Yanke AB. Bone Marrow Lesions on Preoperative Magnetic Resonance Imaging Correlate With Outcomes Following Isolated Osteochondral Allograft Transplantation. Arthroscopy. 2021 May 6:S0749-8063(21)00448-5. PMID 33964391.
• Huddleston HP, Urita A, Cregar WM, Wolfson TM, Cole BJ, Inoue N, Yanke AB. Overlapping Allografts Provide Superior and More Reliable Surface Topography Matching Than Oblong Allografts: A Computer-Simulated Model Study. Am J Sports Med. 2021 May;49(6):1505-1511. PMID 33831318.
• Cregar WM, Huddleston HP, Wong SE, Farr J, Yanke AB. Inconsistencies in Reporting Risk Factors for MPFL Reconstruction Failure: A Systematic Review. Am J Sports Med. 2021 Apr 29. PMID 33914648.
• DeFroda SF, Cregar W, Vadhera A, Singh H, Perry A, Chahla J. Arthroscopic Autologous Chondrocyte Bone Grafting of a Lateral Tibial Plateau Chondral Defect. Arthrosc Tech. 2021 Feb 22; 10(3):e861- 865. PMID 33738225.
• Forlenza EM, Parvaresh KC, Cohn MR, Lavoie-Gagne O, Khazi ZM, Lu Y, Cregar W, Forsythe B. Incidence and Risk Factors for Symptomatic Venous Thromboembolism Following Anterior Cruciate Ligament Reconstruction. Knee Surg Sports Traumatol Arthrosc. 2021 May 10. PMID 33970293.
• Khazi ZM, Lu Y, Cregar W, Shamrock AG, Gulbrandsen TR, Mascarenhas R, Forsythe B. Inpatient Arthroscopic Rotator Cuff Repair Is Associated With Higher Postoperative Complications Compared With Same-Day Discharge: A Matched Cohort Analysis. Arthroscopy. 2021 Jan;37(1):42-49. PMID 32721541.
• Cohn MR, Cregar WM, Drager J, Lu Y, Garrigues GE. Suprascapular Nerve Entrapment due to an Ossified Spinoglenoid Ligament following Scapular Fracture. JBJS Case Connector: Oct-Dec 2020; 10(4):e20.
• Cregar WM, Goodloe JB, Lu Y, Gerlinger TL. Increased Operative Time Impacts Rates of Short-Term Complications After Unicompartmental Knee Arthroplasty. J Arthroplasty. 2020 Aug 19:S0883- 5403(20)30918-9. PMID: 32921548.
• Cregar WM, Beletsky A, Cvetanovich GL, Feeley BT, Nicholson GP, Verma NN. Cost Effective Analyses in Shoulder Arthroplasty: A Critical Review Utilizing the QHES. J Shoulder Elbow Surg. 2020 Aug 18:S1058-2746(20)30644-3. PMID: 32822877.
• Cregar WM, Khazi ZM, Lu Y, Forsythe B, Gerlinger TL. Lysis of Adhesion for Arthrofibrosis After Total Knee Arthroplasty Is Associated With Increased Risk of Subsequent Revision Total Knee Arthroplasty. J Arthroplasty. 2020 Jul 13:S0883-5403(20)30774-9. PMID: 32741708.
• Khazi ZM, Lu Y, Cregar W, Shamrock AG, Gulbrandsen TR, Mascarenhas R, Forsythe B. Inpatient Arthroscopic Rotator Cuff Repair Is Associated With Higher Postoperative Complications Compared With Same-Day Discharge: A Matched Cohort Analysis. Arthroscopy. 2020 Jul 25:S0749- 8063(20)30619-8. PMID: 32721541.
• Kunze KN, Mirzayan R, Beletsky A, Cregar W, Skallerud W, Williams BT, Verma NN, Cole BJ, Chahla J. Do Corticosteroid Injections Before or After Primary Rotator Cuff Repair Influence the Incidence of Adverse Events? A Subjective Synthesis. Arthroscopy. 2020 May;36(5):1476-1484. PMID: 32035175.
• Lu Y, Cregar WM, Goodloe JB, Khazi Z, Forsythe B, Gerlinger TL. General Anesthesia Leads to Increased Adverse Events Compared With Spinal Anesthesia in Patients Undergoing Unicompartmental Knee Arthroplasty. J Arthroplasty. 2020 Aug;35(8):2002-2008. PMID: 32247674.
• Cregar WM, MacLean IS, Verma NN, Trenhaile SW. Lesser Tuberosity Avulsion Fracture Repair Using Knotless Arthroscopic Fixation. Arthrosc Tech. 2018 Aug 6;7(9):e899-e905. PMID: 30258770; PMCID: PMC6153270.
• Redmond JM, Cregar WM, Martin TJ, Vemula SP, Gupta A, Domb BG. Arthroscopic Labral Reconstruction of the Hip Using Semitendinosus Allograft. Arthrosc Tech. 2015 Jul 27;4(4):e323-9. PMID: 26759770; PMCID: PMC4680853
• Redmond JM, Cregar WM, Gupta A, Hammarstedt JE, Martin TJ, Domb BG. Trochanteric Micropuncture: Treatment for Gluteus Medius Tendinopathy. Arthrosc Tech. 2015 Feb 23;4(1):e87-90. PMID: 25973381; PMCID: PMC4427642.
• Redmond JM, Gupta A, Cregar WM, Hammarstedt JE, Gui C, Domb BG. Arthroscopic Treatment of Labral Tears in Patients Aged 60 Years or Older. Arthroscopy. 2015 Oct 31;(10):1921-7. PMID: 25998015.

Textbook Chapters:

• Shen J, Lee D, Cregar WM. What We Can Learn from Artistic and Athletic Disciplines about Skills Training. Chapter 3. The Successful Health Care Professional’s Guide. 2022
• Huddleston HP, Cregar WM, Cancienne JM, Yanke AB. Lateral Patellar Instability: Diagnosis, Treatment Algorithm, Conservative Approaches, Surgical Techniques, Outcomes, Rehabilitation and Future Directions. Chapter 30. Evidence-Based Management of Complex Knee Injuries. 2021.
• Naveen NB, Southworth TM, Beletsky A, Cregar WM, Tauro TM, Okoroha KR, Jildeh TR, Cole BJ, Yanke AB. Cartilage Restoration Procedures of the Knee. Chapter 25. The Adult Knee: Knee Arthroplasty. 2nd Edition. 2020.
• Cohn MR, Cregar WM, Cohen JB, Williams JC. Open Reduction Internal Fixation of Proximal Humerus Fractures Using a Deltopectoral Approach. Skeletal Trauma of the Upper Extremity. 2020.In Publication
• Yanke AB, Huddleston HH, Cregar WM, Cancienne JM. Lateral Patellar Dislocations. Chapter 30. LaPrade: Evidence-Based Management of Complex Knee Injuries. 2020. In Publication

Podium Presentations:

• Huddleston H, Credille K, Alzein M, Cregar W, Hevesi M, Nozomu I, Yanke AB. iPhone-based Cartilage Topography Scanning Yields Similar Results to CT Scanning: A Feasibility Study. Podium Presentation: ICRS. Sitges, Spain. September 9-12, 2023.
• Cregar WM, Huddleston HP, Polce EM, Gilat R, Mehta N, Alzein M, Dandu N, Parvaresh K, Cole BJ, Yanke AB. Time to Achieving Clinically Significant Outcomes After Meniscal Allograft Transplantation. AOSSM/AANA Combined Meeting. Nashville, TN. July 7-11, 2021.
• Cregar WM, Huddleston HP, Shewman E, Cole BJ, Yanke AB. Lateral Translation of the Patella in MPFC Reconstruction: A Biomechanical Study of Three Approaches. AOSSM/AANA Specialty Day. Virtual. March 18th, 2021.
• Cregar WM, Lu Y, Goodloe JB, Khazi Z, Forsythe B, Gerlinger TL. General Anesthesia Leads to Increased Adverse Events Compared with Spinal Anesthesia in Patients Undergoing Unicompartmental Knee Arthroplasty. Southern Orthopedic Association (SOA) Annual Meeting. Virtual. June 2020.
• Domb BG, Dunne K, Finch N, Gupta J, Redmond J, Cregar WM, Stake C. Return to Sports After Hip Arthroscopy with a Minimum Two-Year Follow-Up. Mid-America Orthopaedic Association (MAOA) Annual Meeting. Hilton Head Island, SC. April 22-26, 2015.

Poster Presentations:

• Huddleston H, Credille K, Cregar W, David C, Trasolini N, Nozomu I, Cole BJ, Yanke AB. Patellar Cartilage Width and Facet Measurements are Associated with Improved Patellar Osteochondral Allograft Matching. Poster Presentation: ICRS. Sitges, Spain. September 9-12, 2023.
• Cregar WM. Glenoid Bone Loss Evaluation: Utilization of Current Methods. AOSSM Annual Meeting. Washington, D.C. July 17th, 2023.
• Cregar WM. The Presence of a Jumping J-Sign is Driven Primarily by Trochlear Factors and not Patella Alta or TT-TG Distance. AOSSM Annual Meeting. Colorado Springs, CO. July 16th, 2022.
• Huddleston HP, Wong SE, Cregar WM, Haunschild ED, Alzein MM, Cole BJ, Yanke AB. Bone Marrow Lesions on Preoperative Magnetic Resonance Imaging Correlate With Outcomes Following IsolatedOsteochondral Allograft Transplantation. AAOS Annual Meeting. San Diego, CA. August 31 - September 4, 2021.
• Cregar WM, Huddleston HP, Shewman E, Cole BJ, Yanke AB. Lateral Translation of the Patella in MPFC Reconstruction: A Biomechanical Study of Three Approaches. AOSSM/AANA Combined Meeting. Nashville, TN. July 7-11, 2021.
• Wong SE, Huddleston HP, Cregar WM, Alzein MM, Haunschild ED, Verma N, Cole BJ, Yanke AB. Outcomes of Osteochondral Allograft and Autologous Chondrocyte Implantation for Patellar Lesions. AOSSM/AANA Combined Meeting. Nashville, TN. July 7-11, 2021.
• Trasolini NA, Huddleston HP, Cregar WM, Christian D, Inoue N, Cole BJ, Yanke AB. Factors Contributing to Graft Matching in a Patellar Osteochondral Allograft Selection Model. AOSSM/AANA Combined Meeting. Nashville, TN. July 7-11, 2021.
• "Best Poster Award” - Cregar WM, Khazi Z, Lu Y, Gerlinger TL. Lysis of Adhesions for Arthrofibrosis after Total Knee Arthroplasty is Associated with Increased Risk of Subsequent Revision Total Knee Arthroplasty. American Association of Hip and Knee Surgeons (AAHKS) Annual Meeting. Virtual. November 2020.
• Cregar WM, Beletsky A, Manderle BJ, Gowd AK, Nicholson GP, Verma NN. Cost-effectiveness analysis in Total Shoulder Arthroplasty Utilizing the QHES. International Congress of Shoulder and Elbow Surgery (ICSES) Annual Meeting. Buenos Aires, Argentina. Sep 17-19, 2019.
• Domb BG, Gupta A, Hammarstedt JE, Cregar WM, Redmond JM. The Effect of Liposomal Bupivacaine During Total Hip Arthroplasty: A Controlled Cohort Study. Mid-America Orthopaedic Association (MAOA) Annual Meeting. Hilton Head Island, SC. April 22-26, 2015.

Technique Videos:

• Cregar WM, Singh H, DeFroda S, Vadhera AS, Verma NN. Beach Chair Positioning for Shoulder Arthroscopy. SportsMed Innovate.
• Cregar WM, Vadhera AS, Verma J, DeFroda S, Verma NN. Arthroscopic Knot Tying. SportsMed Innovate.
• DeFroda S, Cohn MR, Cregar WM, Vadhera AS, Verma NN. Posterior Cruciate Ligament Reconstruction with Achilles Allograft. SportsMed Innovate.
• Parvaresh K, Vadhera AS, Cregar W, Maheshwar B, Azua E, Chahla J, Verma N. Arthroscopic Biceps Tenodesis Using the Knotless Lasso Technique. J ISAKOS. 2022 Mar 31.