Our Residents

Current Residents

Naveed Islam, PhD

2nd year resident
Department of Medical Physics (CAMPEP accredited), SUNY Buffalo, NY

ABR certification – ongoing

Awards and Honors

2020 Young Investigator Award [1st Place], Penn-Ohio Chapter of American Association of Physicists in Medicine
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

  1. Islam, Naveed M., Josh Kilian-Meneghin, and Matthew B. Podgorsak. ”A collision prediction framework for noncoplanar radiotherapy planning and delivery”. Journal of Applied Clinical Medical Physics,2020; 21:8:92–106
  2. 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.
  3. 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)
  4. 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.

Maria DiMayorca, MSc

1st year resident
Columbia University CAMPEP accredited program
Graduated Summa Cum Laude

ABR certification: Ongoing

Awards and Honors

Fall 2020 Penn-Ohio Chapter Young Investigator’s Symposium – 2nd place
2016-2018 Deans List, University of Michigan
2017 James D. Butt Scholarship for undergraduate success in Nuclear Engineering, University of Michigan
2016 Kucher Scholarship for undergraduate success in Nuclear Engineering, University of Michigan    

 

Oncoming Resident

Meysam Tavakoli

Post-Doctoral Research, Certificate Student in Medical Physics, 2020-Present: UT Southwestern Medical Center, Dallas, TX, USA. (CAMPEP Accreditation)
Ph.D. 2017-2020: in Physics, Purdue University, Indianapolis, IN, USA.
Dissertation title: Bayesian Nonparametric for Biophysics.
M.Sc. 2015-2017: in Physics, Purdue University, Indianapolis, IN, USA.
M.Sc. 2006-2010: in Medical Physics, Mashhad Medical School, Mashhad, Iran.

Patents

  1. M. Tavakoli, A.R. Mehdizadeh, M.H. Bahreyni. Automated Detection of First Signs of Diabetic Retinopathy in Fundus Images. Iranian patent; No. 65583; 7 June 2011.
  2. A.R. Mehdizadeh, M. Tavakoli. Identification of People Base on Detection of Vascular Network in Retina. Iranian patent; No. 65046; 17 July 2010.
  3. A.R. Mehdizadeh, M. Tavakoli. Segmentation of Semicircular Pattern and Parametric Identification of That in Images Using Radon Transform. Iranian patent; No. 65146; 14 June 2010.
  4. A.R. Mehdizadeh, M. Tavakoli. Segmentation of Crossing Pathways with High Level of Complexity in Images Using Radon Transform. Iranian patent; No. 64407; 26 April 2010.

Publications

  1. M. Tavakoli, J. Dehmeshki. “Automated Microaneurysms and Haemorrhages Detection in Retinal Images Using a Combination of Unsupervised Approaches and Deep Learning,” Under Minor Revisions Pattern Recognition, 2020
  2. M. Tavakoli, A.R. Mehdizadeh, R. Pourreza Shahri, T. Ellis, J. Dehmeshki. “Automated Microaneurysms Detection in Retinal Images Using Radon Transform and Supervised Learning: Application to Mass Screening of Diabetic Retinopathy” Accepted IEEE Access, 2020.
  3. M. Tavakoli, R. Pourreza Shahri, A.R. Mehdizadeh, J. Dehmeshki. “Automated Unsupervised Methods in Retinal Blood Vessel Segmentation for Evaluation of Diabetic Retinopathy,” Accepted IET Image Processing, 2020. [IF=2.01]
  4. M. Tavakoli, S. Jazani, I. Sgouralis, Wooseok Heo, Kunihiko Ishii, Tahei Tahara, S. Pressé. “Direct photon-by-photon Analysis of Time-Resolved Pulsed Excitation Data using Bayesian Nonparametrics” Cell Reports Physical Science, 2020. [IF=8.1]
  5. M. Tavakoli, S. Jazani, I. Sgouralis, O.M. Shafraz, B. Donaphon, S. Sivasankar, M. Levitus, S. Pressé. “Pitching single focus confocal data analysis one photon at a time with Bayesian nonparametrics” Physical Review X, 2019. [IF=12.2]
  6. M. Tavakoli, K Tsekouras, R Day, KW Dunn, S. Pressé. “Quantitative kinetic models from intravital microscopy: A case study using hepatic transport” The Journal of Physical Chemistry B, 2019. [IF=2.92]
  7. M. Tavakoli, J.N. Taylor, C.B. Li, T. Komatsuzaki, S. Pressé. “Single molecule data analysis: An introduction” Advances in Chemical Physics, 2017. [IF=1.49]
  8. R. Pourreza, M. Tavakoli, N. Kehtarnavaz. “Computationally efficient Optic Nerve Head detection in retinal fundus images,” Biomedical Signal Processing and Control, 11, 63-73, 2014. [IF=2.94]
  9. M. Tavakoli, R. Pourreza, H.R. Pourreza, A.R. Mehdizadeh, T. Banaee, M.H. Bahreini. “A complementary method for automated detection of microaneurysms in fluorescein angiography fundus images to assess diabetic retinopathy,” Pattern Recognition, 46,13, 2740–2753, 2013. [IF=7.19]
  10. M. Tavakoli, A. R. Mehdizadeh, R. Pourreza, T. Banaee, M. H. Bahreyni, H. R. Pourreza. “Early detection of diabetic retinopathy in florescent angiography retinal images using image processing Methods,” Iranian Journal of Medical Physics, 2010.

 

Past Residents

Jina Chang, PhD

University of Pittsburgh Medical Center – Hillman Cancer Center – Pittsburgh
Graduated from UPMC residency program 8/2020
ABR certification – ongoing

Awards and Honors
2019 The AAPM Best Award
2019 The Penn-Ohio AAPM chapter travel award

Patents

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

Publications

  1. J Chang, M Lim, W Lu, M Chen, S Jiang, “Convolution-based modified Clarkson Integration for electron cutout factor calculation” J. of Applied Clinical Medical Physics, 19(2): 128-136 (2018)
  2. 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)

Pavel Kosterin, PhD

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

Publications

  1. P. Kosterin et al., On possible application of a novel bioabsorbable implant for accelerated partial breast irradiation with CyberKnife, AAPM e-poster, 2018.
  2. 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

  1. Teo et al., “Drift correction techniques in the tracking of lung tumor motion,” IFMBE Proceedings, Vol. 51, Chapter 141.
  2. 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).
  3. 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.
  4. 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.
  5. 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.
  6. 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.
  7. 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.
  8. 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

  1. 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.
  2. McCaw et al., “Radiochoromic film calibration rescaling for patient-specific CyberKnife MLC QA,” 2016 AAPM Annual Meeting, 2016.
  3. Jang, McCaw, and Huq, “Position monitoring for intracranial SRS using Brainlab ExacTrac snap verification,” 2016 AAPM Annual Meeting, 2016.
  4. McCaw et al., “Comparison of the TG-51 and TG-51 addendum calibration protocols,” 2016 AAPM Annual Meeting, 2016.
  5. 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).
  6. 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

  1. Hwang et al., “Potential utility of high resolution DTI in radiation therapy of prostate cancer,” AAPM Penn-Ohio Chapter Fall Symposium, 2014.
  2. “Penumbra characteristics of a new InCise™ Multileaf Collimator of CyberKnife® M6™ system,” 57th Annual AAPM meeting, Anaheim CA, 2015.
  3. “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

  1. Y. Zhang, et al. “A simple 4D VMAT planning method and experimental verification”, Med. Phys, pending.
  2. 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

  1. 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).
  2. 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).
  3. 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).
  4. 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).
  5. 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).
  6. 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).
  7. 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.
  8. 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