Medical School
Université Laval, Canada (2012)
McGill University Health Centre (2017), Radiation Oncology
Mayo Clinic (2018), Advanced Radiation Oncology

Research Interest

  • Bladder cancer in women
  • Prostate cancer protocols
  • RCC spine metastases
  • Rectal cancer in elderly patients


Featured Publications LegendFeatured Publications

Phase II Trial of Stereotactic Ablative Radiation for Oligoprogressive Metastatic Kidney Cancer.
Hannan R, Christensen M, Hammers H, Christie A, Paulman B, Lin D, Garant A, Arafat W, Courtney K, Bowman I, Cole S, Sher D, Ahn C, Choy H, Timmerman R, Brugarolas J, Eur Urol Oncol 2021 Dec
Stereotactic Ablative Radiotherapy for High-Risk Prostate Cancer-a Prospective Multi-level MRI-based Dose Escalation Trial.
Hannan R, Salamekh S, Desai NB, Garant A, Folkert MR, Costa DN, Mannala S, Ahn C, Mohamad O, Laine A, Kim DWN, Dickinson T, Raj GV, Shah RB, Wang J, Jia X, Choy H, Roehrborn CG, Lotan Y, TimmermanMD RD, Int J Radiat Oncol Biol Phys 2021 Nov
Hydrogel Spacer Rectal Wall Infiltration Associated With Severe Rectal Injury and Related Complications After Dose Intensified Prostate Cancer Stereotactic Ablative Radiation Therapy.
McLaughlin MF, Folkert MR, Timmerman RD, Hannan R, Garant A, Hudak SJ, Costa DN, Desai NB, Adv Radiat Oncol 2021 Jul-Aug 6 4 100713
Stereotactic Ablative Radiation (SAbR) for Oligometastatic RCC.
All S, Garant A, Hannan R, Semin Radiat Oncol 2021 Jul 31 3 227-234
Metastasis-directed radiation therapy after radical cystectomy for bladder cancer.
Miranda AF, Howard JM, McLaughlin M, Meng X, Clinton T, Sanli Ö, Garant A, Bagrodia A, Margulis V, Lotan Y, Hannan R, Desai N, Woldu SL, Urol Oncol 2021 Jun
A deep learning-based framework for segmenting invisible clinical target volumes with estimated uncertainties for post-operative prostate cancer radiotherapy.
Balagopal A, Nguyen D, Morgan H, Weng Y, Dohopolski M, Lin MH, Barkousaraie AS, Gonzalez Y, Garant A, Desai N, Hannan R, Jiang S, Med Image Anal 2021 May 72 102101
Optimizing treatment sequencing of chemotherapy for patients with rectal cancer: The KIR randomized phase II trial.
Garant A, Kavan P, Martin AG, Azoulay L, Vendrely V, Lavoie C, Vasilevsky CA, Boutros M, Faria J, Nguyen TN, Ferland E, Des Groseilliers S, Cloutier AS, Diec H, Drolet S, Richard C, Batist G, Vuong T, Radiother Oncol 2021 02 155 237-245
A Multi-institutional Analysis of Radiation Dosimetric Predictors of Toxicity After Trimodality Therapy for Esophageal Cancer.
Garant A, Spears G, Routman D, Whitaker T, Liao Z, Harmsen W, Liu A, Haddock M, Hallemeier C, Lin S, Merrell K, Pract Radiat Oncol 2021 Jan
Dosimetric impact of physician style variations in contouring CTV for post-operative prostate cancer: A deep learning-based simulation study
Balagopal A, Nguyen D, Mashayekhi M, Morgan H, Garant A, Desai N, Hannan R, Lin M.H., Jiang S arXiv 2021
Evolving Brachytherapy Boost in Prostate Cancer in the Era of Hypofractionation.
Desai NB, Garant A, Hannan R, Folkert MR, Int J Radiat Oncol Biol Phys 2020 11 108 4 914-916


Featured Books Legend Featured Books

Surgical Techniques in Rectal Cancer. In Neoadjuvant Radiotherapy

Vuong T, Garant A. (2018). New York, Springer

Current Therapy in Colon and Rectal Surgery. In Cancer of the Rectum: Neoadjuvant Therapy

Vuong T, Garant A, Niazi T (2016). Amsterdam, Elsevier Sciences

Honors & Awards

  • Texas Super Doctors, Rising Star Award
  • Texas Super Doctors, Rising Star Award
  • NIH Kidney Cancer SPORE Career Enhancement Program Award
  • UT Southwestern Leaders Emerging in Academic Departments (LEAD) Course: Class of 2019
  • American Brachytherapy Society Prostate LDR/HDR Scholarship
  • Reviewer (by invitation), International Journal of Radiation Oncology Biology Physics
  • John D. Earle Radiation Oncology Fellowship Fund, Mayo Clinic, Rochester MN
  • McGill University Residency Program Award, Scholar