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)

Research Interests

  • Patient Safety
  • Motion Management in Radiation Therapy
  • Radiosurgery
  • Brachytherapy
  • Protons

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

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

Selected Publications

Journal Article

  1. Dial C, Nelson G, Sarkar V, Paxton A, Price R, Salter B (2024). Automation framework for online review of daily dose distributions using CT on Rails in proton therapy. Phys Med, 123, 103379. (Read full article)
  2. Zhao H, Sarkar V, St James S, Paxton A, Su FF, Price RG, Dial C, Poppe M, Gaffney D, Salter B (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. J Appl Clin Med Phys, 25(2), e14263. (Read full article)
  3. Kunz J, Sarkar V, Paxton AB, Bhagroo S, Nelson G, Salter B (2023). Characterization of an Onboard Transmission Detector for Efficient Linear Accelerator Output Quality Assurance. Cureus, 15(11), e48742. (Read full article)
  4. Zhao H, Haacke C, Sarkar V, Paxton A, Jessica Huang Y, Szegedi M, Price RG, Frances Su FC, Rassiah-Szegedi P, Salter B (2023). Initial clinical evaluation of a novel combined biometric, radio-frequency identification, and surface imaging system. Phys Med, 114, 103146. (Read full article)
  5. Zhao H, Sarkar V, Paxton A, Huang YJ, Haacke C, Price RG, Frances Su FC, Szegedi M, Rassiah P, Salter B (2023). Technical note: Clinical evaluation of a newly released surface-guided radiation therapy system on DIBH for left breast radiation therapy. Med Phys, 50(10), 5978-5986. (Read full article)
  6. Sarkar V, Paxton A, Su F, Price R, Nelson G, Szegedi M, James SS, Salter BJ (2023). An evaluation of the use of DirectSPR images for proton planning in the RayStation treatment planning software. J Appl Clin Med Phys, 24(5), e13900. (Read full article)
  7. Hopfensperger KM, Li X, Paxton A, Sarkar V, Su FF, Price RG, Salter B, St James S (2023). Measurements of fetal dose with Mevion S250i proton therapy system with HYPERSCAN. J Appl Clin Med Phys, 24(5), e13957. (Read full article)
  8. Dial C, Sarkar V, Nelson G, Paxton A, Salter B (2022). Technical Note: A method for generating lesion-specific non-uniform rotational margins for targets remote from isocenter. Med Phys. (Read full article)
  9. Zhao H, Paxton A, Sarkar V, Price RG, Huang J, Su FF, Li X, Rassiah P, Szegedi M, Salter B (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)
  10. Odell DW, Albrechtsen RD, Sindt JE, Gole R, Brown S, Parsons MW, Paxton AB, Sarkar V, Lloyd S, Brogan SE, Tao R (2021). The Effect of Measured Radiotherapy Dose on Intrathecal Drug Delivery System Function. Neuromodulation, 24(7), 1204-1208. (Read full article)
  11. Huang YJ, Sarkar V, Paxton A, Zhao H, Su FF, Price R, Salter BJ (2021). An Investigation of Radiation Treatment Learning Opportunities in Relation to the Radiation Oncology Electronic Medical Record: A Single Institution Experience. Adv Radiat Oncol, 7(1), 100812. (Read full article)
  12. Szegedi M, Sarkar V, Paxton A, Rassiah P, Salter BJ (2021). Seismic reinforcement of a linac installation. J Appl Clin Med Phys, 22(4), 166-171. (Read full article)
  13. Zhao H, Paxton A, Sarkar V, Huang YJ, Frances Su FC, Haacke C, Rassiah-Szegedi P, Szegedi M, Salter B (2020). Prevention of Radiation Therapy Treatment Deviations by a Novel Combined Biometric, Radiofrequency Identification, and Surface Imaging System. Pract Radiat Oncol, 11(2), e229-e235. (Read full article)
  14. Nelson G, Paxton A, Kunz J, Huang J, Szegedi M, Sarkar V, Salter B (2020). FMEA occurrence values for four failure modes occurring using look-up tables for dose calculations. J Appl Clin Med Phys, 22(2), 9-12. (Read full article)
  15. Sarkar V, Lloyd S, Paxton A, Dial C, Rassiah P, Szegedi MW, Hitchcock YJ, Salter BJ (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. J Radiosurg SBRT, 7(4), 321-328. (Read full article)
  16. 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)
  17. Paxton AB, Sarkar V, Kunz JN, Szegedi M, Zhao H, Huang YJ, Nelson G, Rassiah P, Su FF, Salter BJ (2020). Evaluation of the effects of implementing a diode transmission device into the clinical workflow. Phys Med, 80, 335-341. (Read full article)
  18. 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)
  19. Rassiah P, Su FF, Huang YJ, Spitznagel D, Sarkar V, Szegedi MW, Zhao H, Paxton AB, Nelson G, Salter BJ (2020). Using failure mode and effects analysis (FMEA) to generate an initial plan check checklist for improved safety in radiation treatment. J Appl Clin Med Phys, 21(8), 83-91. (Read full article)
  20. Sarkar V, Paxton A, Rassiah P, Kokeny KE, Hitchcock YJ, Salter BJ (2020). Evaluation of dose distribution differences from five algorithms implemented in three commercial treatment planning systems for lung SBRT. J Radiosurg SBRT, 7(1), 57-66. (Read full article)
  21. Sarkar V, Paxton A, Kunz J, Szegedi M, Nelson G, Rassiah-Szegedi P, Zhao H, Huang YJ, Su F, Salter BJ (2019). A systematic evaluation of the error detection abilities of a new diode transmission detector. J Appl Clin Med Phys, 20(9), 122-132. (Read full article)
  22. Sarkar V, Lloyd S, Paxton A, Huang L, Su FC, Tao R, Tward J, Zhao H, Salter B (2018). Daily breathing inconsistency in pancreas SBRT: a 4DCT study. J Gastrointest Oncol, 9(6), 989-995. (Read full article)
  23. Sarkar V, Paxton A, Szegedi MW, Zhao H, Huang L, Nelson G, Huang YJ, Su F, Rassiah-Szegedi P, Salter BJ (2018). An evaluation of the consistency of shifts reported by three different systems for non-coplanar treatments. J Radiosurg SBRT, 5(4), 323-330. (Read full article)
  24. 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)
  25. Manger R, Paxton A, Cervio L (2016). Dosimetric assessment of brass mesh bolus for postmastectomy photon radiotherapy. J Appl Clin Med Phys, 17(6), 86-96. (Read full article)
  26. 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)
  27. 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)
  28. 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)

Edited Book

  1. Hoisak JDP, Paxton AB, Waghorn B, Pawlicki T (Eds.) (2020). Surface Guided Radiation Therapy. (1st Edition). Boca Raton, FL: CRC Press.

Book Chapter

  1. Paxton AB (2020). SGRT for Proton Therapy. In Hoisak JDP, Paxton AB, Waghorn B, Pawlicki T (Eds.), Surface Guided Radiation Therapy (1st Edition, pp. 421-436). Boca Raton, FL: CRC Press.
  2. Zhao H, Paxton AB (2020). Commissioning and Routine Quality Assurance of the Varian IDENTIFY System. In Hoisak JDP, Paxton AB, Waghorn B, Pawlicki T (Eds.), Surface Guided Radiation Therapy (1st Edition, pp. 137-155). Boca Raton, FL: CRC Press.

Other

  1. Sarkar V, Szegedi M, Paxton A, Nelson G, Rassiah-Szegedi P, Reddy CB, Tao R, Hitchcock YJ, Kokeny KE, Salter BJ (2020). 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)