Seth A. Ahlquist, M. D.
2021 Santa Monica Blvd., Suite 530-E
Santa Monica, CA 90404
(310) 828-2042
(310) 828-9581
DrAhlquist@westlahand.com
EDUCATION
B.S., Biochemistry, University of California, Los Angeles (UCLA)
9/2011 - 6/2015
Los Angeles, California
Graduated cum laude
M.D., David Geffen School of Medicine (DGSOM) at UCLA
8/2016 - 6/2020
Los Angeles, California
Graduated with Alpha Omega Alpha honors
POST GRADUATE TRAINING
Internship
General Surgery
6/2020 - 6/2021
Department of Surgery, DGSOM at UCLA
Los Angeles, CA 90095
Residency
Orthopaedic Surgery
7/2021- 6/2025
Department of Orthopaedic Surgery, DGSOM at UCLA
Los Angeles, CA 90095
Fellowship
Hand & Upper Extremity Surgery
OrthoCarolina Hand Center
8/2025 - 7/2026
Charlotte, NC 28207
HONORS AND AWARDS
Lloyd W. Taylor Resident Award, California Orthopaedic Association, 2025
OREF West Region Symposium 1st Place Award, Orthopaedic Research and Education Foundation, 2024
Sanford and Darlene Anzel Research Award, Western Orthopaedic Association, 2024
COA Annual Meeting Clinical Paper Resident Award, California Orthopaedic Association, 2024
J. Harold LaBriola, M.D. Resident Award, California Orthopaedic Association, 2023
Merck Manual Award for Academic Excellence, David Geffen School of Medicine at UCLA, 2020
Alpha Omega Alpha, National Honor Society, David Geffen School of Medicine at UCLA, 2019
UCLA Health System Auxiliary Medical Student Award, UCLA Health, 2019
Eric W. Fonkalsrud Scholarship, David Geffen School of Medicine at UCLA, 2018
Lewis Eldridge Medical Scholarship, David Geffen School of Medicine at UCLA 2017, 2019
Viola G. Hyde Surgical Research Award, David Geffen School of Medicine at UCLA, 2017
Cum Laude, UCLA, College of Letters and Science, 2015
Ramsey Award for Excellence in Physical Chemistry Research, UCLA, Department of Chemistry, 2015
Bruce Merrifield Research Award, UCLA, Department of Chemistry, 2013
RESEARCH GRANTS
1. Seth A. Ahlquist, M.D. (P.I.), Neil F. Jones, M.D. (Co-P.I.)
American Foundation for Surgery of the Hand (AFSH) Fast Track Grant
2022 Linscheid-Dobyns Resident/Fellow Fast Track Grant
“A Biomechanical Comparison of Three Fixation Methods for Bennett Fracture Fixation”
2. Seth A. Ahlquist, M.D. (P.I.), Neil F. Jones, M.D. (Co-P.I.)
Medartis Inc.
“A Biomechanical Comparison of Three Fixation Methods for Bennett Fracture Fixation”
3. Seth A. Ahlquist, M.D. (P.I.), David J. Graham, M.D. (Co-P.I.)
CONMED Corporation
“A Biomechanical Comparison of Three Fixation Methods for Bennett Fracture Fixation”
4. Seth A. Ahlquist, M.D. (P.I.), Neil F. Jones, M.D. (Co-P.I.)
UCLA Department of Orthopaedic Surgery – Gerald Finerman Resident Research Grant
“A Biomechanical Comparison of Three Fixation Methods for Bennett Fracture Fixation”
5. Seth A. Ahlquist, M.D. (Co-P.I.), Kendall N. Houk, Ph.D. (Co-P.I.)
National Science Foundation, Center for C-H Functionalization
“Experimental and Computational Development of a Conformationally Flexible Template for the Meta C-H Functionalization of Benzoic Acids”
PUBLICATIONS
Published
1. Ahlquist S, Hookasian E, Gajewski CR, Lee B, Graham DJ, Sivakumar BS, Jones NF, Ebramzadeh, E, Sangiorgio SN. A Biomechanical Cadaveric Comparison of Three Fixation Methods for Bennett Fractures. J Hand Surg Am. 2025. doi 10.1016jjhsa.2025.10.021. PMID 41389056
2. Chen KY, Ahlquist S, Gajewski CR, Nelson SD, Bernthal NM, Wessel LE, Distal Upper Extremity Sarcoma Epidemiology: A Single Institution Review. Hand (NY). 2025. doi: 10.1177/15589447251395089. PMID 41383147
3. Ahlquist S, Chen KY, Chang E, Nelson, SD, Bernthal NM, Wessel LE, Early Complications of Planned Resection versus Unplanned Excision of Sarcomas in the Distal Upper Extremity. J Hand Surg Glob Online. 2024. doi: 1016/j.jhsg.2024.04.010. PMID 39166192
4. Ahlquist S, Cross JS, Nelson SD, Bernthal NM, Wessel LE, Treatment of a Carpal Giant Cell Tumor of Bone with Curettage and Cemented Capitohamate Fusion: A Case Report. J Hand Surg Glob Online. 2024. doi: 10.1016/j.jhsg.2024.05.004. PMID 39166213
5. Hsiue PP, Chiou DC, Shi BY, Ahlquist S, Jensen AR, Cheung EC, Acromion Fracture Associated with Traumatic First Time Anterior Shoulder Dislocation: A Case Report. JSES RRT. 2023. doi: 10.1016/j.xrrt.2023.11.002. PMID 38706667
6. Shi BY, Upfill-Brown A, Li A, Wu SY, Ahlquist S, Hart CM, Kremen TJ, Lee C, Stavrakis AI, Lee C, MELD Score Predicts Short Term Outcomes After Surgical Management of Proximal Humerus Fractures: A Matched analysis. OTA Int. 2023. doi: 10.1097/O19.000000000000029. PMID 37901451
7. Ahlquist S, Kim ST, Hsiue PP, Upfill-Brown A, Photopoulos C, Stavrakis AI. Renal Transplant Patients Have a Lower Risk of Complications and Mortality after Total Knee Arthroplasty Compared to Those on Hemodialysis: A Large National Database Study. J Arthroplasty. 2023. doi: 10.1016/j.arth.2023.05.028. PMID 37236290
8. Chiou DC, Chen KY, Ahlquist S, Hsiue PP, Stavrakis AI, Photopoulos C, End-Stage Renal Disease Patients Have Comparable Results to Renal Transplant Patients after Shoulder Arthroplasty. JSES Int. 2023. doi: 10.1016/j.jseint.2023.04.008. PMID: 37969510
9. Shi BY, Upfill-Brown A, Wu S, Trikha R, Ahlquist S, Kremen TJ, Lee C, Soohoo NF, Short-term Outcomes and Long-Term Implant Survival after Inpatient Surgical Management of Geriatric Proximal Humerus Fractures. J Shoulder Elb Arthroplast. 2023. doi: 10.1177/24715492231192068. PMID 37559885
10. Ahlquist S, Barnes J, Eranaki A, Hame SL. Reconstruction of a Chronic and Retracted Distal Adductor Longus Tendon Tear Using Achilles Allograft: A Case Report. JBJS Case Connect. 2022. doi: 10.2106/JBJS.CC.22.00522. PMID: 36705258
11. Ahlquist S, Chen KY, Shi BY, Romero, B, Horneff JG, Stavrakis AI, Photopoulos C. Comparison of Reverse Total Shoulder Arthroplasty Performed for Proximal Humerus Fracture versus Degenerative Conditions. Semin Arthroplasty. 2022. doi:10.1053;j.sart.2022.10.001.
12. Ahlquist S, Hsiue PP, Chen CJ, Shi BY, Upfill-Brown A, Kelley BV, Benharash, P, Photopoulos C, Stavrakis AI. Renal Disease is a Risk Factor for Complications and Mortality Following Open Reduction Internal Fixation of Proximal Humerus Fractures. JSES Int. 2022. doi:10.1016/j.jseint.2022.05.015. PMID: 36081687
13. Upfill-Brown A, Hsiue PP, Sekimura T, Shi BY, Ahlquist S, Patel JN, Adamson MA, Stavrakis AI. Epidemiology of Revision Total Knee Arthroplasty in the United States 2012-2019. Arthroplast Today. 2022. doi:10.1016/j.artd.2022.03.004. PMID: 35774881
14. Ahlquist S, Kim ST, Hsiue PP, Benharash, P, Ponzio DY, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Hip Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. Hip Int. 2022. doi: 10.1177/11207000221091994. PMID: 35437061
15. Ahlquist S, Thommen R, Park HY, Sheppard W, James K, Lord E, Shamie AN, Park DY. Implications of Sagittal Alignment and Complication Profile with Stand-alone Anterior Lumbar Interbody Fusion versus Anterior Posterior Lumbar Fusion. J Spine Surg. 2020. doi: 10.21037/jss-20-595. PMID: 33447668
16. Ahlquist S, Park HY, Kelley B, Holly L, Shamie AN, Park DY. Venous Thromboemvolism Chemoprophylaxis Within 24 Hours of Surgery for Spinal Cord Injury: Is it Safe and Effective? Neurospine. 2020. doi: 10.14245;ns.1938420.210. PMID: 32615699
17. Ahlquist S, Cash BM, Hame SL. Associations of Early Sport Specialization and High Training Volume with Injury Rates in National Collegiate Athletic Association Division I Athletes. Orthop J Sports Med. 2020. doi: 10.1177/2325967120906825. PMID: 32201707.
18. Ahlquist S, Park HY, Gatto J, Shamie AN, Park DY. Does Approach Matter? A Comparative Radiographic Analysis of Spinopelvic Parameters in Single Level Lumbar Fusion. Spine J. 2018. doi: 10.1016/j.spinee.2018.03.014. PMID: 29631061
19. Lizhen F, Saint-Denis TG, Taylor BLH, Ahlquist S, Hong K, Liu SS, Han L, Houk KN, Yu J-Q. Experimental and Computational Development of a Conformationally Flexible Template for the Meta-C–H Functionalization of Benzoic Acids. J Am Chem Soc. 2017. doi: 10.1021/jacs.7b03296. PMID: 28749693
PRESENTATIONS
Oral
1. Ahlquist S, Reiker M, Costello, J, Snipes, K, Grier, AJ, Gaston RG, Loeffler BJ. A Comparison of Complications in Unicortical versus Bicortical Fixation of Distal Biceps Tendon Repairs. North Carolina Surgical Society of the Hand Annual Meeting. 2026 April 24.
2. Ahlquist S, Hookasian E, Gajewski CR, Lee B, Graham DJ, Sivakumar BS, Jones NF, Ebramzadeh, E, Sangiorgio SN. A Biomechanical Cadaveric Comparison of Three Fixation Methods for Bennett Fractures. California Orthopaedic Association Annual Meeting. Winner of Lloyd W. Taylor Resident Award. 2025 May 3.
3. Ahlquist S, Hookasian E, Gajewski CR, Lee B, Graham DJ, Sivakumar BS, Jones NF, Ebramzadeh, E, Sangiorgio SN. A Biomechanical Comparison of Three Fixation Methods for Bennett Fractures. American Academy of Orthopaedic Surgeons Annual Meeting San Diego, CA. 2025 March 11.
4. Ahlquist S, Kim ST, Hsiue PP, Upfill-Brown A, Photopoulos C, Stavrakis AI. A Comparison of Total Knee Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. OREF Western Region Resident Research Symposium. Santa Monica, CA. 2024 Sept 4. Winner of OREF Western Region Symposium First Place Award.
5. Ahlquist S, Chen KY, Chang E, Bernthal NM, Wessel LE. Outcomes of Planned versus Unplanned Upper Extremity Sarcoma Excisions. Western Orthopaedic Association 88th Annual Meeting. Huntington Beach, CA. 2024 Aug 10. Winner of Sanford and Darlene Anzel Award.
6. Ahlquist S, Chen KY, Chang E, Bernthal NM, Wessel LE. Early Complications after Planned Resection versus Unplanned Excision of Sarcomas in the Upper Extremity. California Orthopaedic Association Annual Meeting. San Diego, CA. 2024 May 5. Winner of Clinical Paper Resident Award
7. Ahlquist S, Chen KY, Chang E, Bernthal NM, Wessel LE. Relative Outcomes of Planned versus Unplanned Excision of Sarcomas in the Upper Extremity. American Society for Surgery of the Hand Annual Meeting. Toronto, CA. 2023 October 6.
8. Ahlquist S, Olson TE, Chen KY, Shi BY, Upfill-Brown A, Hsiue PP, Photopoulos C, Stavrakis AI. Comparison of Total Knee Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. Western Orthopaedic Association Annual Meeting. Coeur d’Alene, ID. 2023 August 5.
9. Ahlquist S, Kim ST, Hsiue PP, Benharash, P, Ponzio DY, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Hip Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. California Orthopaedic Association Annual Meeting. Monterey, CA. 2023 May 20. Winner of J. Harold LaBriola, M.D. Resident Award
10. Sinha R, Rugg C, Ahlquist S, Feeley BT, Miller E, Hame SL. Effects of Early Sports Specialization on Collegiate Basketball Players: Injury, Career Outcomes and Gender Differences. 14th Biennial ISAKOS Congress. Boston, MA. 2023 June 18-21.
11. Ahlquist S, Hsiue PP, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Hip Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. Western Orthopaedic Association Annual Meeting. Wailea, HI. 2022 August 5.
12. Hsiue PP, Upfill-Brown A, Chiou D, Ahlquist S, Sekimura T, Photopoulos C, Horneff JG, Stavrakis AI. Cementless Total Knee Arthroplasty is Associated with Increased Perioperative Complications. Western Orthopaedic Association Annual Meeting. Wailea, HI. 2022 August 5.
13. Hsiue PP, Upfill-Brown A, Chiou D, Greig D, Ahlquist S, Sekimura T, McPherson EJ, Stavrakis AI. Should MELD Scores Be Used to Guide Hip Fracture Treatment? Western Orthopaedic Association Annual Meeting. Wailea, HI. 2022 August 4.
14. Ahlquist S, Kim ST, Hsiue PP, Benharash, P, Ponzio DY, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Hip Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. Longmire Scientific Day. Los Angeles, CA. 2021 June 9.
15. Hsiue PP, Chen CJ, Ahlquist S, Kelley BV, Blumstein GW, Park HY, Stavrakis AI, Park DY. Lumbar Disc Replacement Surgery for Degenerative Disc Disease: Analysis of Utilization Trends in the United States. 9th Annual Global Spine Congress. Rio de Janeiro, Brazil. 2020 May 20-23. Cancelled due to COVID-19.
16. Ahlquist S, Park HY, Shamie AN, Park DY. Efficacy and Safety of Early Thromboprophylaxis After Spinal Cord Injury. Western Orthopaedic Association Annual Meeting. Monterey, CA. 2019 August 3.
17. Ahlquist S, Park HY, Shamie AN, Park DY. The Efficacy and Safety of VTE Chemoprophylaxis Within 24 Hours of Surgical Intervention for Spinal Cord Injury. North American Spine Society Summer Spine Meeting. Honolulu, HI. 2019 August 3.
18. Ahlquist S, Park HY, Kelley B, Holly L, Vespa P, Shamie AN, Park DY. The Efficacy and Safety of Early VTE Chemoprophylaxis Within 24 Hours of Surgical Intervention After Spinal Cord Injury. 8th Annual Global Spine Congress. Toronto, Ontario, Canada. 2019 May 18.
19. Ahlquist S, Cash BM, Hame SL. The Associations of Early Sport Specialization and Training Volume with Injury Rates in NCAA Division I Athletes. American Academy of Orthopaedic Surgeons Annual Meeting, American Orthopaedic Society for Sports Medicine, 2019 Specialty Day. Las Vegas, CA. 2019 March 16.
20. Ahlquist S, Cash BM, Hame SL. The Associations of Early Sport Specialization and Training Volume with Injury Rates in NCAA Division I Athletes. UCLA Department of Orthopaedic Surgery Grand Rounds. Los Angeles, CA. 2019 February 13.
21. Cash BM, Ahlquist S, Hame SL. The Associations of Early Sport Specialization and Training Volume with Injury Rates in NCAA Division I Athletes. UCLA Department of Orthopaedic Surgery Gerald A.M. Finerman Academic Research Day. Los Angeles, CA. 2018 June 15.
22. Park HY, Ahlquist S, Gatto J, Shamie AN, Park DY. Does Approach Matter? A Comparative Analysis of Spinopelvic Parameters in Single Level Lumbar Fusion. North American Spine Society 33rd Annual Meeting. Los Angeles, CA. 2018 September 26-29.
23. Park DY, Ahlquist S, Park HY, Gatto J, Shamie AN. A Comparative Analysis of Radiographic Parameters in Lumbar Fusion Techniques. International Society for the Advancement of Spine Surgery 18th Annual Conference. Toronto, Ontario, Canada. 2018 April 11-13. Nominated for Best Paper at ISASS Annual Conference
24. Ahlquist S, Park HY, Gatto J, Shamie AN, Park DY. A Comparative Analysis of Radiographic Parameters in Lumbar Fusion Techniques. Western Medical Research Conference. Carmel, CA. 2018 January 25-27.
25. Taylor BLH, Ahlquist S, Liu P, Houk KN. Origins of Regioselectivity in Template-Directed Palladium-Catalyzed C-H Bond Activation. 247th American Chemical Society National Meeting. Dallas, TX. 2014 March 16-20.
Poster
1. Ahlquist S, Hookasian E, Gajewski CR, Lee B, Graham DJ, Sivakumar BS, Jones NF, Ebramzadeh, E, Sangiorgio SN. A Biomechanical Cadaveric Comparison of Three Fixation Methods for Bennett Fractures. American Society for Surgery of the Hand Annual Meeting. Vancouver, CA. 2025 October 8-11.
2. Ahlquist S, Chen KY, Chang E, Bernthal NM, Wessel LE. Outcomes of Planned versus Unplanned Upper Extremity Sarcoma Excisions. American Academy of Orthopaedic Surgeons Annual Meeting. San Diego, CA. 2025 March 10-14.
3. Chen KY, Ahlquist S, Gajewski CR, Nelson SD, Bernthal NM, Wessel LE, Upper Extremity Sarcoma Epidemiology: A Single Institution Review. American Society for Surgery of the Hand Annual Meeting. Toronto, CA. 2023 October 5-7.
4. Hsiue PP, Ahlquist S, Hwang R, Shi B, Chiou D, Lipof J, Dipane M, McPherson EJ, Stavrakis AI. Fungal Periprosthetic Joint Infection Identification via Molecular Diagnostic Techniques. American Academy of Orthopaedic Surgeons Annual Meeting. Las Vegas, NV. 2023 March 7-11.
5. Romero BA, Ahlquist S, Chen KY, Hsiue PP, Stavrakis AI, Horneff JG, Photopoulos C. Comparison of Complication Rates in Reverse Total Shoulder Arthroplasty Performed for Degenerative Conditions versus Proximal Humerus Fractures: A National Database Study. American Academy of Orthopaedic Surgeons Annual Meeting. Las Vegas, NV. 2023 March 7-11.
6. Ahlquist S, Hsiue PP, Upfill-Brown A, Shi B, Ponzio DY, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Knee Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. American Academy of Orthopaedic Surgeons Annual Meeting. Las Vegas, NV. 2023 March 7-11.
7. Ahlquist S, Hsiue PP, Hwang R, Lipof JS, Stavrakis AI. Comparison of Total Knee Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. American Academy of Hip and Knee Surgeons Annual Meeting. Dallas, TX. 2022 November 3-6.
8. Ahlquist S, Kim ST, Hsiue PP, Upfill-Brown A, Chiou D, Sekimura TK, Hart, CM, Photopoulos C, Zeegen EN, Stavrakis AI. Comparison of Total Hip Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients. American Academy of Hip and Knee Surgeons Annual Meeting. Dallas, TX. 2021 November 11-14.
9. Ahlquist S, Park HY, Kelley B, Shamie AN, Park DY. The Efficacy and Safety of Venous Thromboembolism Chemoprophylaxis Within 24 Hours of Surgical Intervention for Spinal Cord Injury. American Academy of Orthopaedic Surgeons Annual Meeting. Orlando, FL. 2020 March 24-28. Cancelled due to COVID-19.
10. Sinha R, Ahlquist S, Rugg C, Feeley BT, Hame SL, Miller E. Effects of Early Sports Specialization on NCAA Basketball Player Outcomes. Josiah Brown Poster Fair at David Geffen School of Medicine. Los Angeles, CA. 2019 July 19.
11. Ahlquist S, Kita AE, Han AY, Suh JD. Predictive Factors for Improvement in Sino-Nasal Outcome Test-22 in Patients with and without Osteoneogenesis. Triological Society Annual Meeting 2019. Austin, TX. 2019 May 1-5.
12. Park HY, Ahlquist S, Gatto J, Shamie AN, Park DY. Does Approach Matter? A Comparative Analysis of Spinopelvic Parameters in Single Level Lumbar Fusion. American Academy of Orthopaedic Surgeons Annual Meeting 2019. Las Vegas, NV. 2019 March 12-16.
13. Ahlquist S, Cash BM, Hame SL. Effect of Sport Specialization on Injury in Division I Athletes. Western Orthopaedic Association 82nd Annual Meeting. Snowmass, CO. 2018 August 1-4.
14. Cash BM, Ahlquist S, Hame SL. The Effect of Sport Specialization on Injury in Division I Athletes. UCLA Department of Orthopaedic Surgery External Advisory Board Conference. Los Angeles, CA. 2018 May 11.
15. Cash BM, Ahlquist S, Hame SL. The Effect of Sport Specialization on Injury in Division I Athletes. Longmire Surgical Society Scientific Day. Los Angeles, CA. 2018 March 16.
16. Ahlquist S, Park DY. A Comparative Analysis of Radiographic Parameters in Lumbar Fusion Techniques. Josiah Brown Poster Fair at David Geffen School of Medicine. Los Angeles, CA. 2017 July 21.
17. Ahlquist S, Taylor BLH, Liu P, Houk KN. Computational Studies of Template-Directed Meta C-H Activation. 248th American Chemical Society National Meeting. San Francisco, CA. 2014 August 10-14.
18. Ahlquist S, Taylor BLH, Liu P, Houk KN. Computational Design of New Templates for Meta and Para C-H Functionalization. UCLA Glenn T. Seaborg Symposium. Los Angeles, CA. 2013 October 26.
19. Ahlquist S, Taylor BLH, Liu P, Houk KN. Computational Design of New Templates for Meta C-H Functionalization. Center for Selective C-H Functionalization Annual Meeting. Atlanta, Georgia. 2013 August 15-18.