Cristiano Reis

Education

• Residency in Medical Physics – London Health Sciences Center
• Certificate Program in Medical Physics – Dalhousie University
• Residency in Medical Physics - Brazilian National Institute of Cancer
• PhD, Medical Physics – University of Sao Paulo
• MSc, Medical Physics – University of Sao Paulo
• BSc, Medical Physics – University of Sao Paulo

Research Interests

• SBRT of Ventricular Tachycardia (STAR)
• Cardiac Gating for STAR
• Monte Carlo Simulation in Radiation Therapy

Academic Interests

• Radiation Physics
• Dosimetry
• Monte Carlo Simulation
• Teaching                                 

Awards and Honours

• Awarded a scholarship for attending the Joint ICTP-IAEA Workshop on Monte Carlo Radiation Transport and Associated Data Needs for Medical Applications, in Trieste Italy (2017).
• Honored professor of the 2^nd class of the Degree in Science course in the distance learning modality of the University of Sao Paulo in Ribeirao Preto - SP, Brazil (2016).
• Awarded a scholarship from the Brazilian Federal Agency for Support and Evaluation of Graduate Education (CAPES) for performing PhD internship of one year period at Carleton University in Ottawa, Canada (2013). 

Recent publications

• Evaluation of extrapolation chamber response for surface and buildup dose assessment in radiotherapy photon beams using Monte Carlo simulations. Cristiano Q. M. Reis, Bryan R. Muir, Patricia Nicolucci, D. W. O. Rogers. Med. Phys., April 2026, e70408| DOI: 10.1002/mp.70428.
• Feasibility of volumetric-modulated arc therapy gating for cardiac radioablation using real-time ECG signal acquisition and a dynamic phantom. Cristiano Q. M. Reis, Alex Cross, Jennifer M. Borsavage, Greg Berryhill, Scott Karnas, James L. Robar, Stewart Gaede. Med. Phys. 2025; 52(3):1758–1768 | DOI: 10.1002/mp.17582.
• Evaluation of the feasibility of cardiac gating for SBRT of ventricular tachycardia based on real-time ECG signal acquisition. Cristiano Q. M. Reis, James L. Robar. J. Appl. Clin. Med. Phys. 2023; 24:e13814| DOI: 10.1002/acm2.13814.
• SBRT of ventricular tachycardia using 4pi optimized trajectories. Cristiano Q. M. Reis, Brian Little, Robert Lee MacDonald, Alasdair Syme, Christopher G. Thomas, James L. Robar. Journal of Applied Clinical Medical Physics, 2021 Dec;22(12):72-86 | DOI: 10.1002/acm2.13454.
• Effects of heterogeneities in dose distributions under non-reference conditions: Monte Carlo simulation vs dose calculation algorithms. C. Q. M. Reis, P. Nicolucci, S. S. Fortes, L. P. Silva. Medical Dosimetry, v.44 (1), p.74-82, 2019 | DOI: 10.1016/j.meddos.2018.02.009.
• Assessment of ionization chamber correction factors in photon beams using a time saving strategy with PENELOPE code. C. Q. M. Reis; P. Nicolucci. Physica Medica 32 (2016) 297–304| DOI: 10.1016/j.ejmp.2016.01.482.
• Assessment of radiotherapy photon beams: a practical and low cost methodology. REIS, C. Q. M., NICOLUCCI, P. Radiation Physics and Chemistry, v.131, p.60-65, 2017 | DOI: 10.1016/j.radphyschem.2016.10.021.