Heeteak Chung, Ph.D. 100 Harborview Dr. Unit 706 Baltimore, MD 21230
hchung@umm.edu (352) 246-5881
EDUCATION The University of Texas MD Anderson Cancer Center, Houston, TX Clinical Medical Physics Residency (Thera py) Department of Radiation Physics
July 2009 – July 2011
University of Florida, Gainesville, FL Ph.D., Medical Physics (Therapy) Department of Nuclear and Radiological Engineering Advisor: Sanjiv Samant, PhD Thesis: “In vivo dose reconstruction via transit dosimetry using 2D array dosimeter”
Dec 2005 - Jun 2009
University of Florida, Gainesville, FL M.S., Medical Physics (Therapy) Department of Nuclear and Radiological Engineering Advisor: Siyong Kim, PhD Thesis: “A study on dose calculation accuracy in head and neck intensity modulated radiation therapy”
Aug 2003 – Dec 2005
University of California, Irvine, Irvine, CA B.S., Physics Area of Concentration: Biomedical Physics Advisor: Matthew Al-Ghazi, PhD Thesis: “Electron Dosimetry”
Sept 1995 – Jun 2000
WORK EXPERIENCE University of Maryland, Baltimore, MD Assistant Professor, Radiation Oncology University of Florida, Gainesville, FL Graduate Assistant, Nuclear and Radiological Engineering Responsible for implementation of Pinnacle Treatment System for educational application University of Florida, Gainesville, FL Other Personnel Services (OPS), Neurosurgery Responsible for assisting clinical physicist clinical development and implementation of stereotactic radiosurgery University of Florida, Gainesville, FL Other Personnel Services (OPS), Radiation Oncology Responsible for delivering and assisting in the usage of trans -rectal ultrasound for application of prostate implant Responsible for performing IMRT QA Responsible for assisting clinical operations University of California, Irvine Medical Center, Orange, CA Assistant Hospital Radiation Physicist, Radiation Oncology Responsible for assisting clinical physicist in day to day operations of radiation therapy treatment (external beam therapy and brachytherapy) Responsible for assisting clinical physicist with all aspects of QA responsibilities (e.g., monthly and annual QA and IMRT QA)
Aug 2011 -Current
July 2007 – Jun 2009
Jan 2007 – July 2007
Dec 2003 – Jan 2007
July 1999 – July 2003
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Responsible for assisting clinical physicist with commissioning of various clinical equipments Assisting clinical physicist with clinical development projects
PROGRAMMING AND SOFTWARE APPLICATION EXPERIENCE
Window OS Windows Office Mac OS MCNP Adobe Application Matlab 3 Pinnacle Treatment Planning System Corvus Treatment Planning System Eclipse Treatment Planning System Gamma Knife Treatment Planning System Fast Plan Treatment Planning System RayStation Treatment Planning System Mosaiq R&V System Varian ARIA System Calypso System Wellhofer OmniPro Sun Nuclear MapCHECK2, Profiler2, and MorningQA
ACADEMIC ASSOCIATION
Society of Physics Student, President (1999 - 2000) Society of Physics Student, Secretary (1998 - 1999) Teacher’s W orkshop, Coordinator (2004-2005): W eekend seminar to high school science teachers to provide teaching materials for the high school students in North Central Florida area
PROFESSIONAL ASSOCIATION
American Association of Medical Physicist, Member (2002) American Association of Medical Physicist , Student Member (2003 - 2009) American Association of Medical Physicist, Full Member (2009 – Current)
PROFESSIONAL CERTIFICATE American Board of Radiology (2012) PROFESSIONAL JOURNAL REVIEWED
Journal of Applied Clinical Medical Physics Practical Radiation Oncology Radiation Oncology
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PROFESSIONAL SERVICE/TEACHING SERVICE/COMMISSION AND VALIDATION Professional Service Quality and Safety Review Committee (QSRC): Co-Chair (2012 - Current) o This committee is responsible for reviewing and evaluating all the quality and safety of the clinical practice within the department for all groups (e.g., nursing, therapist, physics, dosimetry, physicians and etc) and makes recommendations to the head of the department to make improvements based on the data and reports. Medical Physics Residency: Member (2012 - Current) o Part of the initial group of faculty which established the physics residency at the University of Maryland, Radiation Oncology Department. o Created resident manual document and contributed to the self study document for CAMPEP accreditation process. o Participated in residency selection process o Participate in residency training and mentorship o Member of residency steering committee Developed Multi-Leaf Collimator Weekly and Monthly QA MatLab based code in accordance to TG142 recommendation (2013) Linac Imaging Monthly QA program in accordance to TG142 recommendation: Member (20122013) RayStation Treatment Planning System Beam Data Subgroup: Member (201 3) RayStation Treatment Planning System Commission Subgroup: Member (2013) Teaching Service Medical and Physics Resident Lectures/Seminar: o Radioactivity (2012) o SmartArc Commissioning (2013) o 2013 University of Maryland Radiobiology and Physics Review Cours e: Brachytherapy Commission and Validation Varian Trilogy Linear Accelerator (2011) 3 Philips Pinnacle Treatment Planning System for the Varian Trilogy Linear Accelerator (2011) 3 Validation of SmartArc from Pinnacle Treatment Planning System (2013) Variseed Version 8 (2012) Implementation and validation of RaySearch Ray Station Treatment Planning System : Member (2013) Implementation and verification of RapidArc from Varian Eclipse Treatment Planning System (2013)
RESEARCH INTEREST
Small Field Dosimetry FFF-mode Phantom Scatter & Tissue Maximum Ratio Transit Dosimetry for Treatment Validation Organ Motion Management Lung SBRT 4DCT Failure Mode and Effect Analysis
PUBLICATIONS AND CONFERENCE PRESENTATIONS Journal Publication
H. Chung, K. Prado, B. Yi, An analytical formalism to calculate phantom scatter factors for Flattening Filter Free (FFF) mode photon beams , Physics in Medicine and Biology, 2013 (Submitted for publication)
H. Chung, S. Lim, L. Court, P. Balter, Evaluation of dose variation to normal/ critical structures for lung hypofractionated stereotactic body radiation therapy, Practical Radiation Oncology, 2(2), 2012
H. Chung, J. Li, S. Samant, Feasibility of using two-dimensional array dosimeter for in vivo dose Page 3 of 6
Heeteak Chung, Ph.D.
reconstruction via transit dosimetry, J Appl Clin Med Phys. 12(3), 90-111 2011
H. Chung, B. Lynch, S. Samant, High-precision GAFCHROMIC EBT film-based absolute clinical dosimetry using a standard flatbed scanner without the use of a scanner non -uniformity correction, J Appl Clin Med Phys. 11(2): 101-115, 2010
J. Wu, M. Kim, J. Peters, H. Chung, S. Samant, Evaluation of similarity measures for use in the intensity-based rigid 2D-3D registration for patient positioning in radiotherapy , Med Phys. 36(12): 5391-5403, 2009
M. Al-Ghazi, V. Sehgal, R. Sanford, H. Chung, Experimental investigation of the implementation of Fermi-Eyges-Hogstrom electron beam model of the Pinnacle3 system at extended SSDs , Med Dosim. 32(3): 200-2003, 2007
H. Chung, H. Jin, J. Palta, T.S. Suh, and S. Kim, Dose variations with varying calculation grid size in head and neck IMRT, Phys Med Biol, 51(19): 4841-4856, 2006
H. Chung, H. Jin, J. Dempsey, C. Liu, J. Palta, T. S. Suh, and S. Kim, Evaluation of Surface and Build-Up Region Dose for Intensity-Modulated Radiation Therapy in Head and Neck Cancer, Medical Physics, 32(8): 2682-2689, 2005
H. Jin, H. Chung, C. Liu, J. Palta, T. Suh, and S. Kim, A Novel Dose Uncertainty Model And Its Application For Dose Verification, Medical Physics, 32 (6): 1747-1756, 2005
Conference Presentation
H. Chung, K. Prado, B. Yi, Off-axis ratio based correction for the determination of TMR for th Flattening-Filter Free (FFF) mode beams, AAPM 55 Annual Meeting, August 4-8, 2013, Indianapolis, Indiana (Oral Presentation)
H. Chung, B. Yi, K. Prado, Is BJR Supplement #25 Recommendation for Megavoltage Energy th Independent Scatter Factor Still Valid for Flattening Filter Free Photon Beams? , AAPM 54 Annual Meeting, July 29-August 2, 2012, Charlotte, NC (Poster)
A. Shiu, M. Chan, H. Chung, H. Wang, D. Yan, K. Yang, X. Li, Y.W. Chang, S. Bai, Z. Qi, and X. Deng, Evaluation of a 3D Patient Relevant Dose QA Tool: Multiple Institutional Studies, AAPM th 54 Annual Meeting, July 29-August 2, 2012, Charlotte, NC (Poster)
A. Anand, W. Du, H. Chung, S. Frank, T. Pugh, R. Kudchadker, M.D. Anderson Prostate Seed th Implant Dose Calculator, AAPM 54 Annual Meeting, July 29-August 2, 2012, Charlotte, NC
D. Kulkarni, H. Chung, P.A. Balter, L.E. Court, L. Dong, R. Komaki, J.Y. Chang, S.H. Lin, Assessing the frequency, magnitude and clinical predictors of tumor misalignment when skeletal alignment is used alone for radiation treatment setup in lung cancer patients , ASTRO Annual Meeting, October 2-6, 2011, Miami, FL
H. Chung, L. Court, S. Lin, and P. Balter, Evaluation of dose to normal/critical structures from rd lung hypo-fractioned stereotactive body radiation therapy , AAPM, 53 Annual Meeting, July 31Aug 4, 2011, Vancouver, BC, Canada (Oral Presentation)
H. Wang, C. Wang, P. Wong, M. Martel, H. Chung, S. Tung, Comparison of dosimetric effect of translational setup errors for total scalp irradiation using conventional photon -electron rd combination, IMRT and VMAT, AAPM, 53 Annual Meeting, July 31-Aug 4, 2011, Vancouver, BC, Canada
C. Wang, H. Wang, S. Tung, H. Chung, P. Wong, M. Martel, Total scalp irradiation using volumetric modulated arc therapy and comparison with IMRT and conventional photon/electron rd field combination, AAPM, 53 Annual Meeting, July 31-Aug 4, 2011, Vancouver, BC, Canada
S. Gao, P. Balter, J. Ohrt, J. Pollard, H. Chung, Quality assurance of enhanced dynamic wedge rd profiles using I’mRT MatriXX, AAPM, 53 Annual Meeting, July 31-Aug 4, 2011, Vancouver, BC, Canada
X. Wang, R. Tailor, J. Yang, L. Court, M. Vicic, H. Chung, L. Dong, Accurate small MLC field and rd penumbra modeling and its clinical impact , AAPM, 53 Annual Meeting, July 31-Aug 4, 2011, Vancouver, BC, Canada
H. Chung, J. Li, and S. Samant, In vivo dose reconstruction using a 2D array dosimeter via st transit dosimetry, AAPM, 51 Annual Meeting, July 26-30, 2009, Anaheim, CA
H. Chung, J. Li, C. Liu, and S. Samant, Evaluation of two dimensional diode array dosimeter for Page 4 of 6
Heeteak Chung, Ph.D.
an application of exit dosimetry , AAPM, 50
th
Annual Meeting, July 27-31, 2008, Houston, TX
H. Chung, B. Lynch, and S. Samant, High precision GafChromic based clinical dosimetry using th standard flat bed scanner, AAPM, 50 Annual Meeting, July 27-31, 2008, Houston, TX
S. Samant, J. Xia, M. Huang, H. Chung, C. Liu, and J. Palta, Autosegmentation and internal target volue (ITV) generation in 4DCT lung imaging using deformable image registration , AAPM, th 49 Annual Meeting, July 22-26, 2007, Minneapolis, MN
H. Jin, H. Chung, T. Suh, J. Palta, and S. Kim, A new paradigm of IMRT plan evaluation with uncertainty volume histogram (UVH), World Congress on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27 -Sep. 1, 2006
H. Jin, Z. Su, H. Chung, J. Palta, and S. Kim, IMRT dose verification using the dose uncertainty prediction model, WC on Medical Physics and Biomedical Engineering, Seou l, South Korea, Aug. 27-Sep. 1, 2006
S. Kim, H. Chung, H. Jin, H. Yang, and R. J. Amdur, An image guided sterotactic body radiation therapy (IGSBRT) program of single fraction spine treatment , W C on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27-Sep. 1, 2006
H. Chung, H. Jin, J. Palta, and S. Kim, Characterization of a commercial add -on couch, TM HexaPOD 6D Robotic Treatment CouchTOP, WC on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27 -Sep. 1, 2006
S. Oh, T. Suh, S. Kim, H. Jin, H. Chung, Verifying setup accuracy using cone -beam CT, WC on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27 -Sep. 1, 2006
S. Oh, T. Suh, S. Kim, H. Jin, H. Chung, K. Choi, J. Chung, Comparing the discrepancy of setup errors according to the reconstruction resolution , WC on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27 -Sep. 1, 2006
Z. Su, C. Fox, H. Li, H. Jin, H. Chung, H. Yang, J. Li, C. Liu, J. Palta, and S. Kim, A systematic analysis of IMRT QA results, WC on Medical Physics and Biomedical Engineering, Seoul, South Korea, Aug. 27-Sep. 1, 2006
H. Jin, H. Chung, T. Suh, J. Palta, and S. Kim, Application of dose uncertainty model for plan th evaluation, AAPM, 48 Annual Meeting, July 30-Aug. 3, 2006, Orlando, FL
H. Chung, H. Jin, T. Suh, J. Palta, and S. Kim, Mechanical Accuracy of A Robotic Couch , AAPM, th 48 Annual Meeting, July 30-Aug. 3, 2006, Orlando, FL
A. Monroe, H. Chung, R. Amdur, C. Morris and S. Kim, Verifying setup position with fiducial th markers and a standard electronic portal imaging device, 47 Annual Meeting of ASTRO, Oct., 2005.
S. Kim, H. Jin, H. Chung, C. Liu, J. Palta, and T. Suh, Uncertainty Volume Histogram: An th Evaluation Tool of Radiation Treatment Plannig Using Dose U ncertainty Model, 14 ICMP, Sept. 14-17, 2005, Nuremberg, Germany
S. Kim, H. Chung, H. Jin, C. Liu, J. Palta, and T. Suh, Laser-Guided Interactive Patient th Immobilization System for the Brain or Head and Neck Treatment , 14 ICMP, Sept. 14-17, 2005, Nuremberg, Germany
H. Jin, S. Kim, H. Chung, J. Palta, and T. Suh, Analyzing the accuracy of IMRT dose th distributions using a dose uncertainty model , AAPM, 47 Annual Meeting, July 24-28, 2005, Seattle, WA
H. Chung, S. Kim, H. Jin, C. Liu, J. Palta, and T. Suh, The Impact of Calculation Grid Size On th the Accuracy of IMRT Dose Distribution , AAPM, 47 Annual Meeting, July 24-28, 2005, Seattle, WA
H. Chung, S. Kim, H. Jin, J. Dempsey, C. Liu, J. Palta, and T. Suh, Skin and Superficial Doses in th MLC-Based Head and Neck IMRT, AAPM, 46 Annual Meeting, July 25-29, 2004, Pittsburgh, PA
S. Kim, H. Jin, H. Chung, J. Palta, S. J. Ye, Potential Uncertainty – Information that was th forgotten, 14 International Conference on the Use of Computers in Radiation Therapy, May 10 13, 2004, Seoul, South Korea
LANGUAGES
English
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Korean (Fluent)
CITIZENSHIP
United States
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