Adam B. Paxton

Adam B. Paxton, PhD

Languages spoken: English

Academic Information

Departments Primary - Radiation Oncology

Board Certification

  • American Board of Radiology (Therapeutic Medical Physics)

Adam Paxton, PhD is an Associate Professor in the Department of Radiation Oncology at the University of Utah and a Medical Physicist at Huntsman Cancer Hospital (HCH). Dr. Paxton received his BS from the College of Idaho and his MS and PhD from the University of Wisconsin. He completed his residency training in Medical Physics at the University of California, San Diego. Dr. Paxton’s clinical and research interests include implementing new technologies in the clinic, patient safety, motion management, radiosurgery, and proton therapy.

Education History

Undergraduate College of Idaho
 BS
Graduate Training University of Wisconsin
 MS
Doctoral Training University of Wisconsin
 PhD
Residency University of California, San Diego
 Resident

Selected Publications

Journal Article

  1. Paxton AB, Culberson WS, DeWerd LA, Micka JA (2008). Primary calibration of coiled 103Pd brachytherapy sources. Med Phys, 35(1), 32-8. (Read full article)
  2. Paxton AB, Davis SD, Dewerd LA (2012). Determining the effects of microsphere and surrounding material composition on (90)Y dose kernels using egsnrc and mcnp5. Med Phys, 39(3), 1424-34. (Read full article)
  3. Manger RP, Paxton AB, Pawlicki T, Kim GY (2015). Failure mode and effects analysis and fault tree analysis of surface image guided cranial radiosurgery. Med Phys, 42(5), 2449-61. (Read full article)
  4. Sarkar V, Szegedi M, Paxton A, Nelson G, Rassiah-Szegedi P, Reddy CB, Tao R, Hitchcock YJ, Kokeny KE, Salter BJ (2020). Preliminary clinical experience with Calypso anchored beacons for tumor tracking in lung SBRT. Med Phys, 47(9), 4407-4415. (Read full article)
  5. Szegedi M, Boehm C, Paxton A, Rassiah-Szegedi P, Sarkar V, Zhao H, Su F, Kokeny KE, Lloyd S, Tward J, Salter BJ (2020). Comparison of transperineal ultrasound image guidance technique to transabdominal technique for prostate radiation therapy. Med Phys, 47(12), 6113-6121. (Read full article)
  6. Paxton AB, Manger RP, Pawlicki T, Kim GY (2017). Evaluation of a surface imaging system's isocenter calibration methods. J Appl Clin Med Phys, 18(2), 85-91. (Read full article)
  7. Manger R, Paxton A, Cerviño (2016). Dosimetric assessment of brass mesh bolus for postmastectomy photon radiotherapy. Journal of applied clinical medical physics, 17(6), 86-96. (Read full article)
  8. Sarkar V, Paxton A, Kunz J, Szegedi M, Nelson G, Rassiah-Szegedi P, Zhao H, Huang YJ, Su F, Salter B (2019). A systematic evaluation of the error detection abilities of a new diode transmission detector. Journal of applied clinical medical physics, 20(9), 122-132. (Read full article)
  9. Rassiah P, Su FF, Huang YJ, Spitznagel D, Sarkar V, Szegedi MW, Zhao H, Paxton AB, Nelson G, Salter B (2020). Using failure mode and effects analysis (FMEA) to generate an initial plan check checklist for improved safety in radiation treatment. Journal of applied clinical medical physics, 21(8), 83-91. (Read full article)
  10. Nelson G, Paxton A, Kunz J, Huang J, Szegedi M, Sarkar V, Salter (2021). FMEA occurrence values for four failure modes occurring using look-up tables for dose calculations. Journal of applied clinical medical physics, 22(2), 9-12. (Read full article)
  11. Szegedi M, Sarkar V, Paxton A, Rassiah P, Salter B (2021). Seismic reinforcement of a linac installation. Journal of applied clinical medical physics, 22(4), 166-171. (Read full article)
  12. Paxton AB, Sarkar V, Kunz JN, Szegedi M, Zhao H, Huang YJ, Nelson G, Rassiah P, Su FF, Salter B (2020). Evaluation of the effects of implementing a diode transmission device into the clinical workflow. Physica medica, 80, 335-341. (Read full article)
  13. Odell DW, Albrechtsen RD, Sindt JE, Gole R, Brown S, Parsons MW, Paxton AB, Sarkar V, Lloyd S, Brogan SE, Tao (2021). The Effect of Measured Radiotherapy Dose on Intrathecal Drug Delivery System Function. Neuromodulation, 24(7), 1204-1208. (Read full article)
  14. Sarkar V, Lloyd S, Paxton A, Huang L, Su FC, Tao R, Tward J, Zhao H, Salter (2018). Daily breathing inconsistency in pancreas SBRT: a 4DCT study. Journal of gastrointestinal oncology, 9(6), 989-995. (Read full article)
  15. Zhao H, Paxton A, Sarkar V, Huang YJ, Frances Su FC, Haacke C, Rassiah-Szegedi P, Szegedi M, Salter (2021). Prevention of Radiation Therapy Treatment Deviations by a Novel Combined Biometric, Radiofrequency Identification, and Surface Imaging System. Practical radiation oncology, 11(2), e229-e235. (Read full article)
  16. Sarkar V, Paxton A, Szegedi MW, Zhao H, Huang L, Nelson G, Huang YJ, Su F, Rassiah-Szegedi P, Salter B (2018). An evaluation of the consistency of shifts reported by three different systems for non-coplanar treatments. Journal of radiosurgery and SBRT, 5(4), 323-330. (Read full article)
  17. Sarkar V, Paxton A, Rassiah P, Kokeny KE, Hitchcock YJ, Salter B (2020). Evaluation of dose distribution differences from five algorithms implemented in three commercial treatment planning systems for lung SBRT. Journal of radiosurgery and SBRT, 7(1), 57-66. (Read full article)
  18. Sarkar V, Lloyd S, Paxton A, Dial C, Rassiah P, Szegedi MW, Hitchcock YJ, Salter B (2021). Evaluation of the dosimetric impact of changes in shoulder position on target coverage for spine SBRT to metastases in the lower cervical spine region. Journal of radiosurgery and SBRT, 7(4), 321-328. (Read full article)
  19. Huang YJ, Sarkar V, Paxton A, Zhao H, Su FF, Price R, Salter B (2021). An Investigation of Radiation Treatment Learning Opportunities in Relation to the Radiation Oncology Electronic Medical Record: A Single Institution Experience. Advances in radiation oncology, 7(1), 100812. (Read full article)
  20. Dial C, Sarkar V, Nelson G, Paxton A, Salter (2022). Technical Note: A method for generating lesion-specific non-uniform rotational margins for targets remote from isocenter. Medical physics, (Read full article)
  21. Zhao H, Paxton A, Sarkar V, Price RG, Huang J, Su FF, Li X, Rassiah P, Szegedi M, Salter (2022). Surface-Guided Patient Setup Versus Traditional Tattoo Markers for Radiation Therapy: Is Tattoo-Less Setup Feasible for Thorax, Abdomen and Pelvis Treatment?. Cureus, 14(8), e28644. (Read full article)
  22. Sarkar V, Paxton A, Su F, Price R, Nelson G, Szegedi M, James SS, Salter B (2023). An evaluation of the use of DirectSPR images for proton planning in the RayStation treatment planning software. Journal of applied clinical medical physics, 24(5), e13900. (Read full article)
  23. Hopfensperger KM, Li X, Paxton A, Sarkar V, Su FF, Price RG, Salter B, St James (2023). Measurements of fetal dose with Mevion S250i proton therapy system with HYPERSCAN. Journal of applied clinical medical physics, 24(5), e13957. (Read full article)
  24. Zhao H, Haacke C, Sarkar V, Paxton A, Jessica Huang Y, Szegedi M, Price RG, Frances Su FC, Rassiah-Szegedi P, Salter (2023). Initial clinical evaluation of a novel combined biometric, radio-frequency identification, and surface imaging system. Physica medica, 114, 103146. (Read full article)
  25. Zhao H, Sarkar V, Paxton A, Huang YJ, Haacke C, Price RG, Frances Su FC, Szegedi M, Rassiah P, Salter (2023). Technical note: Clinical evaluation of a newly released surface-guided radiation therapy system on DIBH for left breast radiation therapy. Medical physics, 50(10), 5978-5986. (Read full article)
  26. Zhao H, Sarkar V, St James S, Paxton A, Su FF, Price RG, Dial C, Poppe M, Gaffney D, Salter (2024). Verification of surface-guided radiation therapy (SGRT) alignment for proton breast and chest wall patients by comparison to CT-on-rails and kV-2D alignment. Journal of applied clinical medical physics, 25(2), e14263. (Read full article)
  27. Kunz J, Sarkar V, Paxton AB, Bhagroo S, Nelson G, Salter (2023). Characterization of an Onboard Transmission Detector for Efficient Linear Accelerator Output Quality Assurance. Cureus, 15(11), e48742. (Read full article)
  28. Dial C, Nelson G, Sarkar V, Paxton A, Price R, Salter (2024). Automation framework for online review of daily dose distributions using CT on Rails in proton therapy. Physica medica, 123, 103379. (Read full article)
  29. Charyyev S, Maradia V, Chang CW, Lin L, Dong L, Li H, Schuemann J, Shen J, Kang M, Taylor P, Zhang Y, Tang S, Wang P, Freund D, Zhang H, Zhao T, Chang C, Chen CC, Pankuch M, Gao M, Yu F, Lin H, Li Z, Wong T, Regmi R, Poels K, Depuydt T, Liu H, Broekhoven BL, Mossahebi S, Yi B, Paxton AB, Matsuura T, Wang Z, Vilches-Freixas G, Lin Y, Kurucz S, Ding (2025). Multiinstitutional survey of source modeling parameters for proton pencil beam scanning treatment planning system commissioning. Medical physics, 52(12), e70199. (Read full article)
  30. Burmeister JW, Biswal NC, Harms J, Paxton AB, Boggula (2026). Evaluation of medical physics resident well-being and satisfaction across multiple residency programs. Journal of applied clinical medical physics, 27(2), e70475. (Read full article)

Edited Book

  1. Hoisak JDP, Paxton AB, Waghorn B, Pawlicki (2020). Surface Guided Radiation Therapy.

Book Chapter

  1. Paxton A (2020). SGRT for Proton Therapy. 421-436.
  2. Zhao H, Paxton A (2020). Commissioning and Routine Quality Assurance of the Varian IDENTIFY System. 137-155.

Other

  1. Sarkar V, Szegedi M, Paxton A, Nelson G, Rassiah-Szegedi P, Reddy CB, Tao R, Hitchcock YJ, Kokeny KE, Salter BJ (2021). Erratum: "Preliminary clinical experience with Calypso anchored beacons for tumor tracking in lung SBRT" [Med. Phys. (2020)]. Med Phys (48(1), p. 533). United States. (Read full article)