Biography

Justin Visak, Ph.D., Assistant Professor, earned his bachelor’s and master’s degrees as well as his Ph.D. from the University of Kentucky. After completing his medical physics residency in the Department of Radiation Oncology at UT Southwestern, he stayed on as faculty in the Division of Medical Physics and Engineering.

Dr. Visak's clinical focus is adaptive radiotherapy on Ethos and Unity; his research interests include adaptive radiotherapy and novel treatment planning technology.

Research Interest

  • Adaptive radiotherapy
  • Novel treatment planning technology

Publications

Multimodal radiotherapy dose prediction using a multi-task deep learning model
Maniscalco A, Mathew E, Parsons D, Visak J, Arbab M, Alluri P, Li X, Wandrey N, Lin MH, Rahimi A, Jiang S, Nguyen D Medical physics 2024 Jun 51 3932-3949
Beyond conventional bounds: Surpassing system limits for stereotactic ablative (SAbR) lung radiotherapy using CBCT-based adaptive planning system
Gonzalez Y, Visak J, Overman L, Liao CY, Yen A, Zhuang T, Cai B, Godley A, Zhang Y, Timmerman R, Iyengar P, Westover K, Parsons D, Lin MH Journal of applied clinical medical physics 2024
Evaluating machine learning enhanced intelligent-optimization-engine (IOE) performance for ethos head-and-neck (HN) plan generation
Visak J, Inam E, Meng B, Wang S, Parsons D, Nyugen D, Zhang T, Moon D, Avkshtol V, Jiang S, Sher D, Lin MH Journal of applied clinical medical physics 2023 Jul 24
Clinical experience on patient-specific quality assurance for CBCT-based online adaptive treatment plan
Shen C, Chen L, Zhong X, Gonzalez Y, Visak J, Meng B, Inam E, Parsons D, Godley A, Jiang S, Cai B, Lin MH Journal of applied clinical medical physics 2023 Apr 24
Feasibility of using ring-mounted Halcyon Linac for single-isocenter/two-lesion lung stereotactic body radiation therapy
Pokhrel D, Webster A, Mallory R, Visak J, Bernard ME, McGarry RC, Kudrimoti M Journal of applied clinical medical physics 2022 May 23
Fast generation of lung SBRT plans with a knowledge-based planning model on ring-mounted Halcyon Linac
Visak J, Webster A, Bernard ME, Kudrimoti M, Randall ME, McGarry RC, Pokhrel D Journal of applied clinical medical physics 2021 Nov 22 54-63
Automation and integration of a novel restricted single-isocenter stereotactic body radiotherapy (a-RESIST) method for synchronous two lung lesions
Critchfield LS, Visak J, Bernard ME, Randall ME, McGarry RC, Pokhrel D Journal of applied clinical medical physics 2021 Jul 22 56-65
Letter to the Editor: In Response to Sarkar et al.
Pokhrel D, Visak J Journal of applied clinical medical physics 2021 Jun 22 283-285
Development and clinical validation of a robust knowledge-based planning model for stereotactic body radiotherapy treatment of centrally located lung tumors
Visak J, McGarry RC, Randall ME, Pokhrel D Journal of applied clinical medical physics 2021 Jan 22 146-155
Clinical validation of ring-mounted halcyon linac for lung SBRT: comparison to SBRT-dedicated C-arm linac treatments
Pokhrel D, Visak J, Critchfield LC, Stephen J, Bernard ME, Randall M, Kudrimoti M Journal of applied clinical medical physics 2021 Jan 22 261-270

Professional Associations/Affiliations

  • American Association of Physicists in Medicine (2017)
  • American Society for Radiation Oncology (2020)
  • UTSW Medical Physics Adaptive Radiotherapy Fellowship Steering Committee (2023)