Our Residents

Current Residents

Jina Chang, PhD

2nd year resident
CAMPEP-Accredited Medical Physics Certificate Program, University of Florida
Post-Doc, UT South Western University and Princess Margaret Hospital
PhD, Department of Medical Physics & Biomedical Engineering, Catholic University, Korea
ABR certification – on going

Awards and Honors
Young Investigator Award, KSMP
Best Poster Presentation Awards, KSMP, KARP, AOCMP

Patents
Calibration phantom for quality assurance of image-based radiotherapy apparatus (7755031, USA)
Deformable lung phantom device for 4D image registration (1010188800000, KOR)
Phantom for verification of accuracy of HDR brachytherapy planning and Phantom device having the phantom (1006132440000, KOR)

Publications
J Chang, X Gu, W Lu, T Song, S Jiang, “Dose-volume endpoints study of organs-at-risk contouring sensitivity in prostate radiotherapy,“ JACMP 2017.
J Chang, M Lim, W Lu, M Chen, S Jiang, “Convolution-based modified Clarkson Integration for electron cutout factor calculation,“ JACMP 2018.
J Chang, Z Tian, W Lu, X Gu, M Chen, S Jiang, “A novel geometry-dosimetry label fusion method in multiatlas segmentation for radiotherapy,“ Physics in Medicine and Biology, 62: 3656–67 (2017).
J Chang, R Heaton, R Mahon, B Norrlinger, D Jaffray, Y Cho, M Islam, “A method for on-line verification of adapted fields using an independent dose monitor,“ Medical Physics, 40(7): 072104 (2013).

Naveed Islam, PhD

1st year resident
Department of Medical Physics (CAMPEP accredited), SUNY Buffalo, NY

Awards and Honors
2020 SLAM Competition 1st Place, Penn-Ohio Chapter of AAPM
2019 Young Investigator Award [1st Place], Penn-Ohio Chapter of American Association of Physicists in Medicine
2018 SLAM Competition 1st Place, Upstate New York Association of Physicists in Medicine
2018 Young Investigator Award [Silver], Upstate New York Association of Physicists in Medicine
2011 York University Graduate Studies Funding Award
2006 University of Toronto Entrance Scholarship
2006 University Health Network Scholarship
2006 TD-Canada Trust Student Scholarship

Publications
Islam, Naveed M., Tianjun Ma, and Matthew B. Podgorsak. “The impact of water temperature on absolute dose calibration of photon beams.” Biomedical Physics & Engineering Express 3, no. 3 (2017): 035008.
Vijayan, Sarath, Zhenyu Xiong, Chao Guo, Jonathan Troville, Naveed Islam, Stephen Rudin, and Daniel R. Bednarek. “Calculation of forward scatter dose distribution at the skin entrance from the patient table for fluoroscopically guided interventions using a pencil beam convolution kernel.” In Medical Imaging 2018: Physics of Medical Imaging, vol. 10573, p. 1057363. International Society for Optics and Photonics, 2018. (Conference proceeding)
Mohatt, Dennis J., Tianjun Ma, David B. Wiant, Naveed M. Islam, Jorge Gomez, Anurag K. Singh, and Harish K. Malhotra. “Technical and dosimetric implications of respiratory induced density variations in a heterogeneous lung phantom.” Radiation Oncology 13, no. 1 (2018): 165.
Islam, Naveed M., Josh Kilian-Meneghin, and Matthew B. Podgorsak. Working title:” Development of a Stand-alone Comprehensive Collision Management System for Modern Radiation Therapy”, Manuscript work in progress. Expected to be submitted for publication January 2019.

Oncoming Resident

Maria DiMayorca, MSc

Columbia University CAMPEP accredited program

Awards and Honors
Deans List, University of Michigan, 2016-2018
James D. Butt Scholarship for undergraduate success in Nuclear Engineering, University of Michigan, 2017
Kucher Scholarship for undergraduate success in Nuclear Engineering, University of Michigan, 2016

Past Residents

Pavel Kosterin, PhD

Cancer Treatment Centers of America – Philadelphia
Graduated from UPMC residency program 7/2019
ABR certification – ongoing

Publications
P. Kosterin et al., On possible application of a novel bioabsorbable implant for accelerated partial breast irradiation with CyberKnife, AAPM e-poster, 2018.
Kralik J, Kosterin P, et al., “Evaluation of a new stereotactic diode for small field dosimetry,“ Med Phys, 42, 3420, 2015.

Troy Teo, PhD

Contracted medical physics locum
Graduated from UPMC residency program 10/2018
ABR certification – ongoing

Awards and Honors
NSERC PhD Scholarship
Manitoba Research Council Graduate Scholarship
Finalist, Young Investigator Symposium, Canadian Org. of Med Physicist (COMP) 62th Annual Scientific Meeting, St Johns, Newfoundland, Canada, July 21, 2016

Publications
Teo et al., “Drift correction techniques in the tracking of lung tumor motion,” IFMBE Proceedings, Vol. 51, Chapter 141.
P. T. Teo, M. Hwang, W. Shields, P. Kosterin, S. Jang,  R. Lalonde, M. S. Huq , “Application of TG-100 risk analysis methods to the acceptance testing and commissioning process of a Halcyon linear accelerator”, Med Phys. March 2019, pp. 1341-54 (Editor’s Choice).
P. T. Teo, P. Kosterin, M. Hwang, S. Jang, W. Shields, R. Lalonde, M. S. Huq, “Risk assessment for the acceptance and commissioning process of a new ring-gantry linear accelerator”, SNAP Oral presentation in AAPM Meeting 2018.
P. T. Teo, F. Li, K. Fallon, P. Kosterin, Z. Shen, S. Jang, R. Lalonde, G. Bednarz, M. S. Huq, “Portal dosimetry based patient-specific QA of a new ring-gantry linac yielded similar passing rate compared to a portable ion chamber array based QA”, e-poster presentation in AAPM  Meeting 2018.
P. T. Teo, F. Li, M. S. Huq, et al. “Dosimetric performance of a new ring-gantry linear accelerator for IMRT and VMAT prostate plans”, e-poster presentation in ASTRO 2018.
Teo et al., “Application and parametric studies of a sliding window neural network for respiratory motion predictions of lung cancer patients,” IFMBE Proceedings, Vol. 51, Chapter 146.
Teo and Pistorius, “Tissue motion tracking at the edges of a radiation treatment field using local optical flow analysis,” Journal of Physics: Conf Series (Inst. of Physics), 489, 012040, 2014.
Teo et al., “Tracking lung tumour motion using a dynamically weighted optical flow algorithm and electronic portal imaging device,” J. Measurement Science Technol (Inst. of Physics), 24, 074012, 2013.

Travis McCaw, PhD

Radiation Oncology, University of Wisconsin, Madison, WI
Graduated from UPMC residency program 2/2017

Awards and Honors
Penn-Ohio Chapter of the AAPM Travel

Major Publications at Hillman
McCaw et al., “Comparison of the recommendations of the AAPM TG-51 and TG-51 addendum reference dosimetry protocols,” Journal of Applied Clinical Medical Physics, 2017.
McCaw et al., “Radiochoromic film calibration rescaling for patient-specific CyberKnife MLC QA,” 2016 AAPM Annual Meeting, 2016.
Jang, McCaw, and Huq, “Position monitoring for intracranial SRS using Brainlab ExacTrac snap verification,” 2016 AAPM Annual Meeting, 2016.
McCaw et al., “Comparison of the TG-51 and TG-51 addendum calibration protocols,” 2016 AAPM Annual Meeting, 2016.
J. Steinman, M. Epperly, W. Hou, J. Willis, H. Wang, R. Fisher, B. Liu, I. Bahar, T. McCaw, V. Kagan, H. Bayir, J. Yu, P. Wipf, S. Li, M. S. Huq, J. S. Greenberger, “Improved total-body irradiation survival by delivery of two radiation mitigators that target distinct cell death pathways,” Radiation Research 189, 68-83 (2018).
T. J. McCaw, M. Hwang, S. Jang, and M. S. Huq, “Comparison of the recommendations of the AAPM TG-51 and TG-51 addendum reference dosimetry protocols,” Journal of Applied Clinical Medical Physics 18, 1-4 (2017).

Min-Sig Hwang, PhD, DABR

Radiation Oncology Department, University of Pittsburgh Medical Center – Pittsburgh
Graduated from UPMC residency program 7/2016

Major Publications at Hillman
Hwang et al., “Potential utility of high resolution DTI in radiation therapy of prostate cancer,” AAPM Penn-Ohio Chapter Fall Symposium, 2014.
“Penumbra characteristics of a new InCise™ Multileaf Collimator of CyberKnife® M6™ system,” 57th Annual AAPM meeting, Anaheim CA, 2015.
“Acceptance testing and commissioning measurements of a newly released InCise™ Multileaf Collimator for CyberKnife® M6™ system,” 57th Annual AAPM meeting, Anaheim CA, 2015.

Yongqian Zhang, PhD, ABR

Radiation Oncology Department, University of Pittsburgh Medical Center – Palmer
Graduated from UPMC residency program 7/2015

Awards and Honors
AAPM annual meeting travel grant, 2014

Major Publications at Hillman
Y. Zhang, et al. “A simple 4D VMAT planning method and experimental verification”, Med. Phys, pending.
Y. Zhang, et al., “A probability density function based dose calculation for gated VMAT in lung SBRT”, AAPM, 2013.

Anh H. Le, PhD, DABR

Department of Radiation Oncology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Roswell Park Comprehensive Cancer Center
Graduated from UPMC residency program 8/2013

Major Publications at Hillman
Izadbakhsh M, Le A, Heron DE, Huq MS. (2013) Oncology Information System (OIS): Building a Large Integrated and Centralized Oncology System to Improve Quality and Safety of Patient Care. Presented at the 55th Annual Meeting, ASTRO (Poster).
Le A, Huq M, Jang S. (2013) SU-E-T-676: Impact of Carbon Fiber Couchtop on TrueBeam Flattening-Filter-Free (FFF) SRS/SBRT Radiation Therapy. Presented at the 2013 AAPM Annual Meeting (General Poster Discussion).
Izadbakhsh M, Le A, Heron DE, Huq MS. (2013) SU‐E‐T‐249: Information Systems Infrastructure and Architecture for a Large Integrated and Centralized Oncology System. Presented at the 2013 AAPM Annual Meeting (General Poster Discussion).
Le A, Yang Y, Michalski D, Heron D, Huq M. (2012) SU-E-T-220: A Web-Based Research System for Outcome Analysis of NSCLC Treated with SABR. Presented at the 2012 AAPM Annual Meeting (General Poster Discussion).
Izadbakhsh M, Le A, Brandner E, Heron D, Huq MS. (2012) Informatics in Oncology: Implementing One of the World’s Largest Integrated and Centralized Oncology Information System (OIS). Presented at the 98th Scientific Assembly and Annual Meeting, RSNA (Scientific Formal (Paper) Presentation).
Le A, Huang H. (2012) A Universal Methodology to Integrate a Standalone CAD into PACS-Based Environment Utilizing DICOM Structured Reporting. Presented at the Computer Assisted Radiology and Surgery 26th International Congress and Exhibition, Jun 27-30, Pisa, Italy. CARS (Oral Lecture).
Le A, Kapoor R, Palta J. (2012) The peer review system (PRS) for quality assurance and treatment improvement in radiation therapy. In Medical Imaging 2012: Advanced PACS-based Imaging Informatics and Therapeutic Applications (Vol. 8319), pp. 83190T, SPIE.
Deshpande R, DeMarco J, Low D, Le A, Liu B (2012) Data Mining DICOM RT objects for quality control in radiation oncology. In Medical Imaging 2012: Advanced PACS-based Imaging Informatics and Therapeutic Applications, SPIE (Vol. 8319), pp. 83190Q, SPIE.

Bo Zhao, PhD, DABR

Memorial Sloan Kettering Cancer Center
Graduated from UPMC residency program 3/2012

Haisen Li, PhD, DABR

Henry Ford Medical Center
Graduated from UPMC residency program 2/2010

Chuxiong Ding, PhD, DABR

Radiation Oncology, University of Texas Southwestern University
Graduated from UPMC residency program 6/2007