Ryan Halvorson, MD

Title(s)Clinical Resident, Orthopaedic Surgery
SchoolSchool of Medicine
Address185 Berry Street Bldg B, #001
San Francisco CA 94107
ORCID ORCID Icon0000-0002-6237-1718 Additional info
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    Collapse Biography 
    Collapse Education and Training
    HarvardSB2017Engineering Sciences
    UCSFMD2021Medicine
    UCSFResidency2027Orthopaedic Surgery

    Collapse Research 
    Collapse Research Activities and Funding
    A Mobile Application for Digitally Tracking and forecasting Patient-Centric Response to Musculoskeletal Treatment
    UCSF Catalyst Mar 1, 2023 - Mar 1, 2025
    Role: Co-PI
    Phenotyping Post-Operative ACL Recovery Trajectories
    OREF Mar 1, 2023 - Mar 1, 2025
    Role: PI

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Association Between Tibiofemoral Bone Shape Features and Retears After Anterior Cruciate Ligament Reconstruction. Orthop J Sports Med. 2024 Nov; 12(11):23259671241289096. Bailey KN, Gao KT, Halvorson RT, Oeding JF, Majumdar S, Pedoia V, Lansdown DA. PMID: 39569414; PMCID: PMC11577471.
      View in: PubMed   Mentions:
    2. Low Volume and Early Career Surgeons have Higher Risk for Reoperation and Complications following Anterior Cruciate Ligament Reconstruction. Arthroscopy. 2024 Oct 28. Foley AJ, Halvorson RT, Nosrat C, Ho BR, Nawari AN, Terada-Herzer K, Feeley BT, Lansdown DA, Ma CB, Zhang AL. PMID: 39476879.
      View in: PubMed   Mentions:    Fields:    
    3. Adoption of reverse total shoulder arthroplasty for surgical treatment of proximal humerus fractures differs by patient race. J Shoulder Elbow Surg. 2024 Aug 07. Halvorson RT, Su F, Ghanta RB, Garcia-Lopez E, Lalchandani GR, Shapiro LM. PMID: 39097137.
      View in: PubMed   Mentions:    Fields:    
    4. Impact of Surgeon Variability on Outcomes after Total Shoulder Arthroplasty: an Analysis of 2,188 Surgeons. Seminars in Arthroplasty: JSES. 2024. Favian Su, MD, Cameron Nosrat, BS, Ryan T. Halvorson, MD, Brian T. Feeley, MD, C. Benjamin Ma, MD, Alan L. Zhang, MD. View Publication.
    5. Management of Proximal Hamstring Injuries: Non-operative and Operative Treatment. Curr Rev Musculoskelet Med. 2024 Sep; 17(9):373-385. Yetter TR, Halvorson RT, Wong SE, Harris JD, Allahabadi S. PMID: 39009901; PMCID: PMC11335994.
      View in: PubMed   Mentions:
    6. Disintegration of Multiple Parts of a Bone Transport Nail During Planned Removal: A Case Report. JBJS Case Connect. 2024 Jul 01; 14(3). Halvorson R, Kandemir U. PMID: 39270038.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    7. Predicting Recovery Following Total Hip and Knee Arthroplasty Using a Clustering Algorithm. Arthroplast Today. 2024 Jun; 27:101395. Halvorson RT, Torres-Espin A, Cherches M, Callahan M, Vail TP, Bailey JF. PMID: 39071835; PMCID: PMC11282417.
      View in: PubMed   Mentions:
    8. Increasing Use of Promotional Language in Orthopaedic Surgery Abstracts-An Analysis of 112,916 Abstracts 1985 to 2020. J Am Acad Orthop Surg Glob Res Rev. 2024 May 01; 8(5). Halvorson RT, Wong LH, Feeley BT. PMID: 38775596; PMCID: PMC11111393.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    9. Extensor Mechanism Reconstruction Using Achilles Tendon Allograft With Suture Tape Augmentation. Arthrosc Tech. 2023 Dec; 12(12):e2295-e2302. Halvorson RT, Dilallo M, Garcia-Lopez E, Colyvas N, Wong SE. PMID: 38196882; PMCID: PMC10773140.
      View in: PubMed   Mentions:
    10. Generation of 5-Strand Hamstring Autograft for Anterior Cruciate Ligament Reconstruction-A Technical Note. Arthrosc Tech. 2023 Nov; 12(11):e1873-e1877. Garcia-Lopez E, Ghanta RB, Halvorson RT, Feeley B. PMID: 38094952; PMCID: PMC10714237.
      View in: PubMed   Mentions:
    11. Novel Tools to Approach and Measure Outcomes in Patients with Fractures. Hand Clin. 2023 11; 39(4):627-639. Garcia-Lopez E, Halvorson R, Shapiro L. PMID: 37827615.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    12. Bone and Joint Journal Orthopaedic Proceedings. EARLY RECOVERY FOLLOWING TOTAL HIP ARTHROPLASTY IS ASSOCIATED WITH THE ADJACENT MUSCLE QUALITY. 2023; 105(Supp 12):82. RT Halvorson, K Khattab, H Ngwe, J Ornowski, Z Akkaya, RP Matthew, R Souza, A Bird, J Lotz, TP Vail, JF Bailey. View Publication.
    13. Multi-domain biopsychosocial postoperative recovery trajectories associate with patient outcomes following lumbar fusion. Eur Spine J. 2023 04; 32(4):1429-1436. Halvorson RT, Torres-Espin A, Callahan M, Tay B, O'Neill C, Berven S, Lotz JC, Bailey JF. PMID: 36877367.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    14. #OrthoTwitter: Relationship Between Author Twitter Utilization and Academic Impact in Orthopaedic Surgery. Cureus. 2023 Jan; 15(1):e33978. Halvorson RT, Allahabadi S, Cevallos N, Foley AJ, Collins K, Torres Espin A, Feeley BT, Pandya NK, Bailey JF. PMID: 36814734; PMCID: PMC9939849.
      View in: PubMed   Mentions: 2  
    15. Incidence of Venous Thromboembolism After Hip Arthroscopy Is Low With or Without Prophylaxis but Risk Factors Include Oral Contraceptive Use, Obesity, and Malignancy. Arthroscopy. 2023 04; 39(4):981-987.e1. Holler JT, Halvorson RT, Salesky M, Ma CB, Feeley BT, Leavitt AD, Lansdown DA, Zhang AL. PMID: 36334853.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    16. Management of Displaced Midshaft Clavicle Fractures in Pediatrics and Adolescents: Operative vs Nonoperative Treatment. Orthop Res Rev. 2022; 14:373-381. Markes AR, Garcia-Lopez E, Halvorson RT, Swarup I. PMID: 36345395; PMCID: PMC9636878.
      View in: PubMed   Mentions: 1  
    17. Perioperative Thromboprophylaxis Is Associated With Lower Risk of Venous Thromboembolism After Knee Arthroscopy. Arthroscopy. 2022 12; 38(12):3184-3191. Holler JT, Salesky M, Halvorson RT, Zhang AL, Ma CB, Feeley BT, Leavitt AD, Colyvas N, Lansdown DA. PMID: 35840070.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    18. Point-of-care motion capture and biomechanical assessment improve clinical utility of dynamic balance testing for lower extremity osteoarthritis. PLOS Digit Health. 2022 Jul; 1(7):e0000068. Halvorson RT, Castillo FT, Ahamed F, Khattab K, Scheffler A, Matthew RP, Lotz J, Vail TP, Feeley BT, Bailey JF. PMID: 36812556; PMCID: PMC9931224.
      View in: PubMed   Mentions: 2  
    19. Association of Insurance Status With Treatment Delays for Pediatric and Adolescent Patients Undergoing Surgery for Patellar Instability. Orthop J Sports Med. 2022 May; 10(5):23259671221094799. Allahabadi S, Halvorson RT, Pandya NK. PMID: 35601736; PMCID: PMC9118478.
      View in: PubMed   Mentions: 4  
    20. No Correlation Between Clinical Outcomes and Changes in the Tibia-Metaphyseal Angle Following Total Knee Arthroplasty: A Retrospective Study. J Arthroplasty. 2022 09; 37(9):1793-1798. Cherches M, Coss N, Nguyen K, Halvorson R, Allahabadi S, Bini S. PMID: 35469985.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    21. Anatomic Radial Head Arthroplasty: The Importance of Implant Angle. J Hand Surg Am. 2022 06; 47(6):534-539. Cherches MF, Halvorson R, Lalchandani G, Kandemir U, Lattanza LL, Lee N. PMID: 35397935.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    22. Interobserver and Intraobserver Reliability of Classification Systems for Radiographic Complications After Radial Head Arthroplasty. J Hand Surg Am. 2023 05; 48(5):513.e1-513.e8. Halvorson RT, Lalchandani GR, Cherches MF, Petit LM, Lattanza L, Lee NH, Kandemir U. PMID: 35181176.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    23. Patient outcomes and costs after isolated flexor tendon repairs of the hand. J Hand Ther. 2022 Oct-Dec; 35(4):590-596. Lalchandani GR, Halvorson RT, Zhang AL, Lattanza LL, Immerman I. PMID: 34016517.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    24. Opioid Use following Open versus Endoscopic Carpal Tunnel Release: A Population Study. Plast Reconstr Surg Glob Open. 2021 Feb; 9(2):e3399. Withers JA, Lalchandani GR, Halvorson RT, Immerman I, Rahgozar P. PMID: 33680652; PMCID: PMC7928944.
      View in: PubMed   Mentions:
    25. Predictors of a change in patient willingness to have Total knee arthroplasty: Insights from the osteoarthritis initiative. Knee. 2020 Jun; 27(3):667-675. Bendich I, Halvorson RT, Ward D, Nevitt M. PMID: 32563421.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    26. Wide-Awake Local Anesthesia for Minor Hand Surgery Associated With Lower Opioid Prescriptions, Morbidity, and Costs: A Nationwide Database Study. J Hand Surg Glob Online. 2020 Jan; 2(1):7-12. Lalchandani GR, Halvorson RT, Rahgozar P, Immerman I. PMID: 35415468; PMCID: PMC8991616.
      View in: PubMed   Mentions: 11  
    27. IMU Sensor Fusion Algorithm for Monitoring Knee Kinematics in ACL Reconstructed Patients. Annu Int Conf IEEE Eng Med Biol Soc. 2019 Jul; 2019:5877-5881. Bravo-Illanes G, Halvorson RT, Matthew RP, Lansdown D, Ma CB, Bajcsy R. PMID: 31947187.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    28. Scientific Quality of Health-Related Articles in Specialty Cannabis and General Newspapers in San Francisco. J Health Commun. 2018; 23(12):993-998. Halvorson RT, Stewart CC, Thakur A, Glantz SA. PMID: 30358488; PMCID: PMC6298831.
      View in: PubMed   Mentions: 6     Fields:    Translation:HumansAnimals
    29. Automated fabrication of photopatterned gelatin hydrogels for organ-on-chips applications. Biofabrication. 2018 01 16; 10(2):025004. Nawroth JC, Scudder LL, Halvorson RT, Tresback J, Ferrier JP, Sheehy SP, Cho A, Kannan S, Sunyovszki I, Goss JA, Campbell PH, Parker KK. PMID: 29337695; PMCID: PMC6221195.
      View in: PubMed   Mentions: 24     Fields:    Translation:HumansAnimalsCells
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