Samuel Brady, MD

Samuel L. Brady, MS, PhD

Medical Physicist
Adjunct Faculty, Department of Physics, University of Memphis


Radiological Sciences


Diagnostic Imaging

Contact Information

Samuel L. Brady, MS, PhD
Diagnostic Imaging
MS 220, Room I-1436
St. Jude Children's Research Hospital
262 Danny Thomas Place
Memphis, TN 38105-3678
Phone: (901) 595-3927
Fax: (901) 595-3978


BS - Utah Valley University, Oren UT (2005)
MS - Duke University, Durham, NC (2007)
PhD - Duke University, Durham, NC (2010)

Research Interests

Selected Publications

Brady SL, Kaufman RA. Implementation of AAPM Report 204 size-specific dose estimates (SSDE) in pediatric CT. Radiology 265:832-840, 2012.

Brady SL, Yee BS, Kaufman RA. Characterization of Adaptive Statistical Iterative Reconstruction (ASiR™) Algorithm for Dose Reduction in CT: a Pediatric Oncology Perspective. Med Phys 39(9):5520-5532, 2012.

Kaste S, Brady SL, et al. Is Routine Pelvic Surveillance Imaging Necessary in Patients with Newly Diagnosed Wilms’ Tumor? Cancer June 26, 2012; DOI: 10.1002/cncr.27687

Brady SL, Kaufman RA. Establishing a standard calibration methodology for MOSFET detectors in computed tomography dosimetry. Med Phys 39(6):3031-3040, 2012.

Lungren M, Yoshizumi TT, Brady SL, et al. Radiation dose estimations to the thorax using organ-based dose modulation. AJR 199:1-10, 2012.

Brady SL, Yoshizumi TT, Nguyen G. Isodose curve mappings measured while undergoing rotation for quality assurance testing of a 137Cs irradiator. Health Physics HPS 102(Suppl 1):S8-S12, 2012.

Brady SL, Kaufman RA. Image contrast dependent spatial resolution differences for varying levels of ASiR™ implementation. Med Phys 39(6):4015, 2012.

Brady SL, Kaufman RA. Enhanced CT dose reduction for a pediatric population using peak tube potential (kVp) reduction combined with ASiR™ reconstruction. Med Phys 39(6):3925, 2012.

Yoshizumi TT, Brady SL, Robbins ME, Bourland JD. Specific issues in small animal dosimetry and irradiator calibration. IJRB 87(10):1001-1010, 2011.

Crotty DJ, Brady SL, Jackson DC, Toncheva GI, Anderson-Evans C, Yoshizumi TT, Tornai MP. Investigating the dose distribution in the uncompressed breast with a dedicated CT mamotomography system. Med Phys 38(6):3232-3245, 2011.

Brady SL, Kaufman RA. Characterization of an Adaptive Statistical Iterative Reconstruction (ASiRTM) algorithm in CT: a pediatric perspective. Med Phys 38(6):3795, 2011.

Brady SL, et al. A novel organ dosimetry in an anthropomorphic phantom using XRQA-2 radiochromic film. Med Phys 37:3360, 2010.

Brady SL, et al. Radiation dosimetry for 10 MeV neutrons using XRQA radiochromic film. Health Physics 99(1):S94, 2010.

Brady SL, Toncheva G, Frush D, Yoshizumi TT. Implementation of radiochromic film dosimetry protocol for volumetric dose assessments to various organs during diagnostic CT procedures. Med Phys 37(9):4782-4792, 2010.

Brady SL, Gunasingha R, Yoshizumi TT, Howell CR, Crowell AS, Fallin B. A feasibility study using radiochromic films for passive fast neutron 2D dosimetry. Phys Med Biol 55:4977-4992, 2010.

Brady SL, Brown W, Clift C, Yoo S, Oldham M. Investigation into the feasibility of using PRESAGE/optical-CT 3D dosimetry for the verification of gating treatments. Phys Med Biol 55:2187-2201, 2010.

Brady SL, Toncheva G, Dewhirst M, Yoshizumi T. A Characterization of a 137Cs irradiator from a new perspective with modern dosimetric tools. Health Phys 97(3):195-205, 2009.

Brady SL, et al. A novel neutron dosimetry using RCFs for 10 MeV neutrons. Med Phys 36:2622, 2009.

Brady SL, et al. The verification of respiratory-gated radiation treatments using 3D dosimetry techniques. Med Phys 35:2921, 2008.

Brady SL, et al. A characterization of a [Cs-137] irradiator from a new perspective with modern dosimetric tools. Health Physics 95(1), 2008.

Last update: January 2013