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Profile

Gregory Erens MD

  • Department of Orthopaedics
    Associate Professor
  • (404) 778-3347
  • gerens@emory.edu
Head shot of Gregory Erens

Academic Appointment

  • Associate Professor of Orthopaedic Surgery, Emory University

Education

Degrees

  • MD from Duke University School of Medicine
  • B.S.E. from Duke University

Research

Publications

  • Rates of Extended Oral Antibiotic Prophylaxis After Primary Total Knee Arthroplasty Among High-Risk and Standard-Risk Patients: 2009 to 2022.
    J Arthroplasty Volume: 40 Page(s): 1117 - 1122
    05/01/2025 Authors: Pisharody VA; Fuqua A; Ayeni A; Erens GA; Wilson JM; Premkumar A
  • Chronic Anticoagulation is Associated With Increased Risk for Postoperative Complications Following Aseptic Revision Total Hip Arthroplasty.
    J Arthroplasty Volume: 39 Page(s): S391 - S397.e1
    09/01/2024 Authors: Heo KY; Goel RK; Fuqua A; Rieger E; Karzon AL; Ayeni AM; Muffly BT; Erens GA; Premkumar A
  • Trends in Costs and Professional Reimbursements for Revision Total Hip and Knee Arthroplasty.
    J Arthroplasty Volume: 39 Page(s): 612 - 618.e1
    03/01/2024 Authors: Heo K; Karzon A; Shah J; Ayeni A; Rodoni B; Erens GA; Guild GN; Premkumar A
  • Effect of Fracture Type, Treatment, and Surgeon Training on Reoperation After Vancouver B Periprosthetic Femur Fractures.
    J Arthroplasty Volume: 38 Page(s): 1864 - 1868
    09/01/2023 Authors: Toci GR; Stambough JB; Martin JR; Mears SC; Saxena A; PPFF Consortium; Lichstein PM
  • Periarticular Injection in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 37 Page(s): 1701 - 1707
    09/01/2022 Authors: Hannon CP; Fillingham YA; Spangehl MJ; Karas V; Kamath AF; Hamilton WG; Della Valle CJ; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup
  • Corticosteroids in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 37 Page(s): 1684 - 1687
    09/01/2022 Authors: Hannon CP; Fillingham YA; Mason JB; Sterling RS; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup; Hamilton WG; Della Valle CJ
  • Regional Nerve Blocks in Primary Total Knee Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 37 Page(s): 1691 - 1696
    09/01/2022 Authors: Fillingham YA; Hannon CP; Austin MS; Kopp SL; Sershon RA; Stronach BM; Meneghini RM; Abdel MP; Griesemer ME; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup
  • Ketamine in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 37 Page(s): 1688 - 1690
    09/01/2022 Authors: Hannon CP; Fillingham YA; Gililland JM; Sporer SM; Hamilton WG; Della Valle CJ; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup
  • Regional Nerve Blocks in Primary Total Hip Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 37 Page(s): 1697 - 1700
    09/01/2022 Authors: Fillingham YA; Hannon CP; Kopp SL; Sershon RA; Stronach BM; Austin MS; Meneghini RM; Abdel MP; Griesemer ME; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup
  • Preoperative opioid use is a risk factor for complication following revision total hip arthroplasty.
    Hip Int Volume: 32 Page(s): 363 - 370
    05/01/2022 Authors: Wilson JM; Farley KX; Erens GA; Bradbury TL; Guild GN
  • Rural Hospital Designation Is Associated With Increased Complications and Resource Utilization After Primary Total Hip Arthroplasty: A Matched Case-Control Study.
    J Arthroplasty Volume: 37 Page(s): 513 - 517
    03/01/2022 Authors: Broggi MS; Oladeji PO; Whittingslow DC; Wilson JM; Bradbury TL; Erens GA; Guild GN
  • The Cost of Getting in: Is It Time for Change in the Adult Reconstruction Fellowship Application Process?
    Arthroplast Today Volume: 8 Page(s): 278 - 282.e1
    04/01/2021 Authors: Wilson JM; Schwartz AM; Farley KX; Erens GA
  • Trunnion Failure in Revision Total Knee Arthroplasty.
    Arthroplast Today Volume: 8 Page(s): 258 - 261
    04/01/2021 Authors: Chihab S; Grommersch BM; Erens GA; Guild GN
  • The impact of preoperative tramadol-only use on outcomes following total knee arthroplasty - Is tramadol different than traditional opioids?
    Knee Volume: 28 Page(s): 131 - 138
    01/01/2021 Authors: Wilson JM; Schwartz AM; Farley KX; Erens GA; Bradbury TL; Guild GN
  • Corrigendum to "Preoperative opioid use is a risk factor for complication and increased healthcare utilization following revision total knee arthroplasty" [The Knee 27 (2020) 1121-1127].
    Knee Volume: 28 Page(s): 414
    01/01/2021 Authors: Wilson JM; Farley KX; Bradbury TL; Erens GA; Guild GN
  • Gabapentinoids in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 35 Page(s): 2700 - 2703
    10/01/2020 Authors: Hannon CP; Fillingham YA; Browne JA; Schemitsch EH; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup; Buvanendran A; Hamilton WG; Della Valle CJ
  • The Efficacy and Safety of Acetaminophen in Total Joint Arthroplasty: Systematic Review and Direct Meta-Analysis.
    J Arthroplasty Volume: 35 Page(s): 2715 - 2729
    10/01/2020 Authors: Fillingham YA; Hannon CP; Erens GA; Mullen K; Casambre F; Visvabharathy V; Hamilton WG; Della Valle CJ
  • Acetaminophen in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, AmericanSociety of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 35 Page(s): 2697 - 2699
    10/01/2020 Authors: Fillingham YA; Hannon CP; Erens GA; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup; Hamilton WG; Della Valle CJ
  • Nonsteroidal Anti-Inflammatory Drugs in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 35 Page(s): 2704 - 2708
    10/01/2020 Authors: Fillingham YA; Hannon CP; Roberts KC; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup; Hamilton WG; Della Valle CJ
  • Opioids in Total Joint Arthroplasty: The Clinical Practice Guidelines of the American Association of Hip and Knee Surgeons, American Society of Regional Anesthesia and Pain Medicine, American Academy of Orthopaedic Surgeons, Hip Society, and Knee Society.
    J Arthroplasty Volume: 35 Page(s): 2709 - 2714
    10/01/2020 Authors: Hannon CP; Fillingham YA; Nam D; Courtney PM; Curtin BM; Vigdorchik JM; Buvanendran A; Hamilton WG; Della Valle CJ; AAHKS Anesthesia & Analgesia Clinical Practice Guideline Workgroup
  • Preoperative opioid use is a risk factor for complication and increased healthcare utilization following revision total knee arthroplasty.
    Knee Volume: 27 Page(s): 1121 - 1127
    08/01/2020 Authors: Wilson JM; Farley KX; Bradbury TL; Erens GA; Guild GN
  • Preoperative Depression Is Associated With Increased Risk Following Revision Total Joint Arthroplasty.
    J Arthroplasty Volume: 35 Page(s): 1048 - 1053
    04/01/2020 Authors: Wilson JM; Farley KX; Erens GA; Bradbury TL; Guild GN
  • Current Trends in Clinical Practice for the Direct Anterior Approach Total Hip Arthroplasty.
    J Arthroplasty Volume: 34 Page(s): 1987 - 1993.e3
    09/01/2019 Authors: Patel NN; Shah JA; Erens GA
  • General vs Spinal Anesthesia for Revision Total Knee Arthroplasty: Do Complication Rates Differ?
    J Arthroplasty Volume: 34 Page(s): 1417 - 1422
    07/01/2019 Authors: Wilson JM; Farley KX; Erens GA; Guild GN
  • Prosthetic Joint Infection Trends at a Dedicated Orthopaedics Specialty Hospital.
    Volume: 2019 Page(s): 4629503
    01/01/2019 Authors: Runner RP; Mener A; Roberson JR; Bradbury TL; Guild GN; Boden SD; Erens GA
  • Long-term results of extensor mechanism reconstruction using Achilles tendon allograft after total knee arthroplasty.
    Int Orthop Volume: 42 Page(s): 2367 - 2373
    10/01/2018 Authors: Wise BT; Erens G; Pour AE; Bradbury TL; Roberson JR
  • Modified Frailty Index Is an Effective Risk Assessment Tool in Primary Total Knee Arthroplasty.
    J Arthroplasty Volume: 32 Page(s): S177 - S182
    09/01/2017 Authors: Runner RP; Bellamy JL; Vu CCL; Erens GA; Schenker ML; Guild GN
  • Trends in primary and revision knee arthroplasty among orthopaedic surgeons who take the American Board of Orthopaedics part II exam.
    Int Orthop Volume: 40 Page(s): 2061 - 2067
    10/01/2016 Authors: Pour AE; Bradbury TL; Horst P; Harrast JJ; Erens GA; Roberson JR
  • Trends in Primary and Revision Hip Arthroplasty Among Orthopedic Surgeons Who Take the American Board of Orthopedics Part II Examination.
    J Arthroplasty Volume: 31 Page(s): 1417 - 1421
    07/01/2016 Authors: Eslam Pour A; Bradbury TL; Horst PK; Harrast JJ; Erens GA; Roberson JR
  • Inpatient enoxaparin and outpatient aspirin chemoprophylaxis regimen after primary hip and knee arthroplasty: a preliminary study.
    J Arthroplasty Volume: 27 Page(s): 1594 - 1598
    10/01/2012 Authors: Hamilton SC; Whang WW; Anderson BJ; Bradbury TL; Erens GA; Roberson JR
  • Frequently asked questions regarding total knee arthroplasty.
    Orthopedics Volume: 27 Page(s): 977 - 979
    09/01/2004 Authors: Scott RD; Erens GA
  • Routine pathological examination of surgical specimens from patients undergoing total hip and knee replacement - Reply
    JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME Volume: 84A Page(s): 1083 - 1084
    06/01/2002 Authors: Kocher MS; Erens G; Thornhill TS; Ready JE
  • Routine pathological examination of specimens obtained during total joint replacement - reply
    JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME Volume: 83A Page(s): 781 - 781
    05/01/2001 Authors: Kocher MS; Erens G; Thornhill TS; Ready JE
  • Cost and effectiveness of routine pathological examination of operative specimens obtained during primary total hip and knee replacement in patients with osteoarthritis.
    J Bone Joint Surg Am Volume: 82 Page(s): 1531 - 1535
    11/01/2000 Authors: Kocher MS; Erens G; Thornhill TS; Ready JE
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