Programme (Day 1: 7 Nov)

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09:00 – 10:30 Session 1 (Physics)
Moderators:
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Martin Bues

Lead Proton Physicist and Professor of Radiation Oncology
Department of Radiation Oncology
Mayo Clinic
USA

Martin Bues and Ben Yu
Physics of Particle Therapy
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Hsiao-ming Lu

Director of Physics and Technology
Hefei Ion Medical Center
China

Hsiao-Ming Lu, PhD. is an ABR certified clinical physicist and a fellow of Association of American Physicist in Medicine. He has been working in the field of proton therapy physics since 2003 and served as the Director of Clinical Physics in the Department of Radiation Oncology at Massachusetts General Hospital, Harvard Medical School, Boston, before he returned to China in 2019. He is now the Director of Physics at Hefei Ion Medical Center, Anhui Provincial Hospital, Chinese University of Science and Technology, Hefei, China.

Hsiao-ming Lu (China)
Clinical Commissioning of Proton Therapy Systems: Practical Considerations
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Zuo-feng Li

Professor
Radiation Oncology
UF Health Proton Therapy Institute
University of Florida
USA

Dr. Zuofeng Li is a Professor of Radiation Oncology at University of Florida and works in the University of Florida Health Proton Therapy Institute (UFHPTI). Dr. Li previously served as the Chief Proton Therapy Physicist of Concord Medical Services and the Physics Director of Guangzhou Concord Cancer Center. His previous tenures also include serving as the Director of Physics at UFHPTI and faculty positions at Washington University in St. Louis and University of Florida. Dr. Li has over 30 years of experience in the art and science of clinical radiation oncology physics, with over 20 of which dedicated to proton therapy. Dr. Li is an author of over 170 peer-reviewed journal publications, with subject topics including radiotherapy treatment planning, dosimetry, quality assurance, and clinical outcome studies of proton therapy, photon external beam radiotherapy and brachytherapy. Dr. Li is a Fellow of the American Association of Physicists in Medicine.

Zuo-feng Li (China)
Uncertainties and Their Management in Proton Therapy
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Young-yih Han

Professor
Department of Radiation Oncology
Samsung Medical Centre
Republic of Korea

Dr. Youngyih Han is a professor at Sungkyunkwan University and a medical physicist at Samsung Medical Center in South Korea. She earned her Ph.D. in physics from Northeastern University, Boston, and has dedicated her career to advancing radiation oncology medical physics. With extensive academic and clinical experience, she has played a key role in introducing advanced radiation therapy techniques, including proton therapy, IMRT, IGRT, and tomotherapy at Samsung Medical Center.

Dr. Han has held leadership positions in both international and domestic professional societies, serving as Chair of the Asia-Oceania Particle Therapy Cooperative Group and past President of the Korean Society of Medical Physics. Her research focuses on improving radiation therapy, enhancing patient safety, and integrating AI-driven technologies. A recipient of multiple research grants and patents, she continues to contribute to medical physics, helping to improve the accuracy of cancer treatments and patient care.

Young-yih Han (Korea)
10:30 – 11:00 Coffee Break, Exhibition and e-Poster Viewing

Mini Oral Presentations 1A (Clinical / Biology)
Judges of Mini Oral Presentations:
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Amy Chang

Co-director
HKSH Proton Therapy Centre
Hong Kong Sanatorium & Hospital
Hong Kong

Dr. Chang is currently Honorary Consultant in Clinical Oncology at Hong Kong Sanatorium & Hospital, co-director of HKSH Proton Therapy Centre, Honorary Clinical Associate Professor (CUHK) and Honorary Clinical Assistant Professor of the Department of Clinical Oncology, The University of Hong Kong.

She obtained Bachelor of Science in Biological Chemistry at University of Chicago and obtained her medical degree from The University of Hong Kong in 2002. After internship she was trained in Department of Clinical Oncology of Pamela Youde Nethersole Eastern Hospital. She is a fellow of the Royal College of Radiologists and Hong Kong College of Radiologists (2012) and worked as Clinical Assistant Professor at University of Hong Kong Department of Clinical Oncology. During her service at the Hospital Authority and as an academic staff, she obtained the Hong Kong College of Radiologists Fellowship Grant to study advanced radiotherapy technique in Cambridge University, and was also trained at Medical University of Vienna. She pioneered in MR-guided brachytherapy for cervix cancer in her institute, organized training workshops, and also led a multi-center research study as the principal applicant of the Government Health and Medical Research Fund (HMRF) on the clinical outcome of this advanced technology for cervix cancer patients. She joined Hong Kong Sanatorium & Hospital since 2019 and continued her aspiration in the implementation of innovative radiotherapy techniques and research works. She is dedicated in the set up and development of the Proton Therapy Service in the Hospital, the first in Hong Kong, the most cutting edge therapy that shows significant reduction of side effects of radiotherapy treatment compared to traditional X-ray based radiotherapy. She and the HKSH team developed a training program with Mayo Clinic Arizona, USA, with ongoing efforts aiming to train all related staffs for safe practice of the new technique. She is recognized as a council member in various international radiotherapy groups such as the steering committee member for the Proton Particle Therapy Co-operative group (PTCOG), international committee council member of the American Brachytherapy Society, European Brachytherapy Group (GEC-ESTRO), and locally, honorary teaching positions in both HKU, CUHK and HKU-Shenzhen Hospital, with continue academic collaborations with various universities including HK Polytechnique University.

Amy Chang and Tae-hyun Kim
Mini Oral Presentation 1B (Physics)
Judges of Mini Oral Presentations: Dongho Shin and Toshiyuki Toshito
11:00 – 13:00 Session 2 (Physics)
Moderators:
...

Young-yih Han

Professor
Department of Radiation Oncology
Samsung Medical Centre
Republic of Korea

Dr. Youngyih Han is a professor at Sungkyunkwan University and a medical physicist at Samsung Medical Center in South Korea. She earned her Ph.D. in physics from Northeastern University, Boston, and has dedicated her career to advancing radiation oncology medical physics. With extensive academic and clinical experience, she has played a key role in introducing advanced radiation therapy techniques, including proton therapy, IMRT, IGRT, and tomotherapy at Samsung Medical Center.

Dr. Han has held leadership positions in both international and domestic professional societies, serving as Chair of the Asia-Oceania Particle Therapy Cooperative Group and past President of the Korean Society of Medical Physics. Her research focuses on improving radiation therapy, enhancing patient safety, and integrating AI-driven technologies. A recipient of multiple research grants and patents, she continues to contribute to medical physics, helping to improve the accuracy of cancer treatments and patient care.

Young-yih Han and
...

Dayananda Sharma

Professor and Head
Department of Medical Physics
Apollo Proton Cancer Centre
India

Dayananda Sharma
Shielding Design of Proton Therapy Facility - HKSH Experience
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Kin-yin Cheung

Senior Medical Physicist
HKSH Medical Group
Hong Kong

Dr. Kin Yin Cheung is a Senior Medical Physicist at HKSH Medical Group. He has been involved with the continual development and implementation of a comprehensive range of state-of-the-art radiotherapy technologies and treatment modalities in HKSH, including planning and commissioning the proton therapy system. Before joining HKSH in 2011, he was a Senior Physicist at Prince of Wales Hospital, HA. He is an Honorary Member of Hong Kong College of Radiologists, Fellow of IOMP, Fellow of IUPEM, Fellow of IPEM, Fellow of HKIE, a Chartered Engineer and a Chartered Radiation Protection Personnel. He is also Chairman of Hong Kong Institution of Physicists in Medicine, Founding President of AFOMP, Past President of IOMP, and Past President of IUPESM.

Kin-yin Cheung (Hong Kong, China)
Proton Therapy Dosimetry
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Hong-qi Tan

Deputy Head of Medical Physics
Division of Radiation Oncology
National Cancer Centre
Singapore

Tan Hong Qi is currently the deputy head of medical physics in joined National Cancer Centre Singapore (NCCS) overseeing clinical and research project. He holds an adjunct assistant professor position in Nanyang Technological University and developed the first medical physics bachelor program in Singapore. He is a diplomate of International Medical Physics Certification Board (IMPCB) and is also a clinical instructor in the Duke-NUS medical school as well. He has received multiple awards at the institutional, national and international level. This includes the SingHealth AHP young discoverer award in 2021, represented Singapore as an invited expert to IAEA technical meeting on radiation protection of paediatric and pregnant patients in 2023, SEAFOMP Young Leader award in 2023 and the IUPAP early career scientist award in 2023, innovative practice team awards in 2024 and 2025.

Hong-qi Tan (Singapore)
Patient-Specific QA in Proton Therapy
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Hsiao-chieh Huang

Chief Medical Physicist
Department of Radiation Oncology
Chang Gang Memorial Hospital, Linkou branch
Taiwan

Hsiao-Chieh Huang is the Chief Medical Physicist at Chang Gung Memorial Hospital, Linkou. Since joining in 2004, he has been involved in the commissioning and acceptance testing of linear accelerators and proton therapy systems. He played a key role in establishing quality assurance (QA) protocols and operational guidelines at CGMH. During the early development of the proton center, he was responsible for beam data collection, treatment planning system (TPS) validation, and QA implementation. Currently, he leads the medical physics team, overseeing clinical services and research projects to improve treatment accuracy and efficiency. His expertise spans both proton and photon therapy, with a focus on optimizing QA methodologies and advancing proton therapy applications.

Hsiao-chieh Huang (Taiwan)
Quality Assurance of Proton Therapy System
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Mintra Keawsamur

Lecturer
Department of Radiology, Faculty of Medicine
Chulalongkorn University, Thailand

Dr. Mintra currently serves as a lecturer at Chulalongkorn University, where she teaches both undergraduate and graduate programs in radiological technology and medical physics. She has over a decade of experience working as a medical physicist at King Chulalongkorn Memorial Hospital and has participated in training programs at renowned international institutions, including the Paul Scherrer Institut (Switzerland) and the National Centre of Oncological Hadrontherapy (Italy).

Her research interests include proton therapy, brachytherapy, and dosimetry, with several ongoing projects aimed at developing treatment guidelines and quality assurance protocols. She has received multiple accolades, such as the Young Leaders Award 2022 from SEAFOMP and the Excellence Award in the Radiation Oncology Medical Physics (ROMP) training program.

Dr. Mintra is also an active member of professional organizations, including the Thai Medical Physics Society and PTCOG-AO, and has authored numerous scientific publications and book chapters in the field of radiotherapy.

Mintra Keawsamur (Thailand)
13:00 – 14:00 Lunch Symposium 1
(Sponsored by Siemens Healthcare Limited & Varian Medical Systems Pacific, Inc. and Mevion Medical Equipment Co., Ltd)
Moderators:
...

Kin-yin Cheung

Senior Medical Physicist
HKSH Medical Group
Hong Kong

Dr. Kin Yin Cheung is a Senior Medical Physicist at HKSH Medical Group. He has been involved with the continual development and implementation of a comprehensive range of state-of-the-art radiotherapy technologies and treatment modalities in HKSH, including planning and commissioning the proton therapy system. Before joining HKSH in 2011, he was a Senior Physicist at Prince of Wales Hospital, HA. He is an Honorary Member of Hong Kong College of Radiologists, Fellow of IOMP, Fellow of IUPEM, Fellow of IPEM, Fellow of HKIE, a Chartered Engineer and a Chartered Radiation Protection Personnel. He is also Chairman of Hong Kong Institution of Physicists in Medicine, Founding President of AFOMP, Past President of IOMP, and Past President of IUPESM.

Kin-yin Cheung and
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Michael Kam

Honorary Consultant
Comprehensive Oncology Centre
Hong Kong Sanatorium & Hospital
Hong Kong

Michael Kam
Advanced Photon Counting CT Applications in Proton Therapy: Comparative Analysis of Virtual Imaging Techniques and Protocol Optimization
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Kimi Yang

Assistant Senior Medical Physicist
Medical Physics Department, HKSH Eastern Medical Centre
HKSH Proton Therapy Centre
Hong Kong

Dr. Kimi Yang serves as an Assistant Senior Medical Physicist at Hong Kong Sanatorium & Hospital, specializing in cutting-edge radiotherapy technologies such as MR-guided radiotherapy, proton therapy, and CyberKnife. With a Ph.D. in Physics from The University of Hong Kong and a B.Sc. from Nanjing University, Dr. Yang brings over a decade of expertise to the field, driving advancements in adaptive therapy, motion management, and dosimetry.

A Certified Medical Physicist accredited by the Hong Kong Institution of Physicists in Medicine (HKIPM), he actively contributes to the community as Secretary of HKIPM, Education and Training Committee Member at AFOMP, and Scientific Committee Member of PTCOG-AO. As an Honorary Assistant Professor at HKU, Dr. Yang dedicates efforts to training and academic initiatives, fostering education across universities and professional institutions.

His scholarly contributions are widely recognized, with publications in high-impact peer-reviewed journals and presentations at international forums.

Kimi Yang (Hong Kong)
Advances in Varian Proton Therapy Technology
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David Scott

Vice President
Sales and Commercialization, Proton Solutions, Varian
A Siemens Healthineers Company
United Kingdom

David Scott is the Vice President of Proton Solution, Worldwide Sales and Commercialization and as is responsible for commercial operations for the Proton Solution business unit globally.

David has been working for Varian for over 30 years extensive experience in the radiotherapy sales and service field in many geographies around the world. Before heading up Proton Solutions sales David was responsible for sales activities for Varian Radiation Oncology Systems in Northern Europe covering Scandinavia, Finland, UK, Germany and the Netherlands. Prior to that he held the position of UK and Ireland Sales Director.

He started his career with Varian as a Senior Service engineer in Hong Kong, covering many Southeast Asian countries.

David lives in the UK and as is the nature of his role he travels frequently, all over the world.

David Scott (United Kingdom)
Efficacy and Toxicity of Stereotactic Ablative Proton Therapy for Central and Ultra-Central Lung Cancer
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Zhen Tao

Director
TongJi Proton Therapy Center
China

Dr. Zhen Tao is the Director of the Radiation Oncology Center and the Director of the Proton Therapy Center at Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology. He earned his Medical Doctor (MD) degree and completed postdoctoral research at Thomas Jefferson University Hospital in the USA. He is one of the earliest physicians in China to practice CyberKnife-based stereotactic radiotherapy, having performed nearly 10,000 stereotactic radiotherapy procedures, and pioneered the clinical application of integrated proton therapy systems in China. Dr. Tao has led multiple research projects funded by the National Natural Science Foundation of China and provincial/ministerial-level grants. In the past five years, he has published numerous papers as first or corresponding author in renowned international journals such as Nature Genetics, Advanced Materials, Cell Reports Medicine, Nature Communications, Clinical Cancer Research, and Cancer Immunology Research.

Zhen Tao (China)
14:00 – 16:00 Session 3 (Clinical)
Moderators: Kanjana Shotelersuk and Chun-chung Yau
Proton versus Photon Radiotherapy for Head and Neck Cancer –
The Journey to a New Standard of Care

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Steven J. Frank

Executive Director, Particle Therapy Institute
Department of Radiation Oncology, Division of Radiation Oncology
The University of Texas MD Anderson Cancer Center
USA

Steven J. Frank, MD, is an endowed tenured professor of Radiation Oncology, holds the Bessie McGoldrick Professorship in Clinical Research, and is a fellow of the ABS, ACR, and ASTRO. Dr. Frank is the Executive Director of the Particle Therapy Institute and Deputy Head of Strategy for the Division of Radiation Oncology. Dr. Frank is amongst the first, if not the first, to use IMPT to treat head and neck tumors, and he is the Principal Investigator of an NIH/NCI/Hitachi-sponsored multi-institutional Phase II/III randomized trial in advanced stage oropharyngeal cancer that compares outcomes after chemoradiation given by IMRT versus IMPT.

Dr. Frank has over 300 peer-reviewed publications, has authored many book chapters and has recently published the first textbook on Proton Therapy. Dr. Frank's lab is studying the biologic enhancement factor of proton therapy and FLASH radiotherapy for both head and neck and prostate cancer, as well as MRI-Assisted Radiosurgery (MARS) as the next generation of prostate brachytherapy. Dr. Frank's expertise in MRI radiotherapy has led to the development and FDA approval of multiple novel positive-contrast implantable markers for use in MRI-guided LDR and HDR prostate brachytherapy and external beam radiation therapy.

As founder of the company, C4 Imaging, Dr. Frank has developed the MRI marker technology at MD Anderson, has been granted 31 national and international patents, developed three FDA-approved products and has established MRI-Assisted Radiosurgery (MARS) at MD Anderson for the treatment of prostate cancer. He has funding from the NIH, the Prostate Cancer Foundation, the Texas Ignition Fund, Hitachi and MD Anderson, and he has also raised multiple rounds of private equity financing to advance the C4 technology. Dr. Frank has served as the past President and Chairman of the Board of the American Brachytherapy Society and is the 2023 recipient of the Ulrich Henschke Award, the highest honor awarded by the ABS on a practitioner of brachytherapy.

Dr. Frank has served as the chair for the head and neck oral boards for seven years and is currently serving on the Radiation Oncology Board of Trustees for the American Board of Radiology.

Steven Frank (USA)
The Emerging Role of Proton Therapy in the Treatment of Breast Cancer
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Lisa McGee

Radiation Oncologist
Department of Radiation Oncology
Mayo Clinic Arizona
USA

Dr. McGee is a Radiation Oncologist and Assistant Professor on staff at the Mayo Clinic in Arizona. Her disease-site interests include breast cancer as well as head and neck malignancies with a focus in proton therapy. She is also active in education, serving as Residency Program Director at the Mayo Clinic in Arizona amongst other educational roles.

Lisa McGee (USA)
Gastrointestinal Oncology
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Terence Tai-weng Sio

Professor of Radiation Oncology
Department of Radiation Oncology
Mayo Clinic Arizona, Phoenix, AZ
USA

Terence T. Sio, M.D., M.S., is Professor of Radiation Oncology and radiation oncologist who specializes in both X-ray based and proton radiotherapies. His main focuses are in gastrointestinal, lung, and brain cancers including brain metastasis treatments using stereotactic radiosurgery (SRS). He has a strong interest in ion beam radiotherapies internationally

Terence Tai-weng Sio (USA)
16:00 – 16:30 Coffee Break, Exhibition and e-Poster Viewing

Mini Oral Presentations 2A (Clinical / Biology)
Judges of Mini Oral Presentations:
...

Amy Chang

Co-director
HKSH Proton Therapy Centre
Hong Kong Sanatorium & Hospital
Hong Kong

Dr. Chang is currently Honorary Consultant in Clinical Oncology at Hong Kong Sanatorium & Hospital, co-director of HKSH Proton Therapy Centre, Honorary Clinical Associate Professor (CUHK) and Honorary Clinical Assistant Professor of the Department of Clinical Oncology, The University of Hong Kong.

She obtained Bachelor of Science in Biological Chemistry at University of Chicago and obtained her medical degree from The University of Hong Kong in 2002. After internship she was trained in Department of Clinical Oncology of Pamela Youde Nethersole Eastern Hospital. She is a fellow of the Royal College of Radiologists and Hong Kong College of Radiologists (2012) and worked as Clinical Assistant Professor at University of Hong Kong Department of Clinical Oncology. During her service at the Hospital Authority and as an academic staff, she obtained the Hong Kong College of Radiologists Fellowship Grant to study advanced radiotherapy technique in Cambridge University, and was also trained at Medical University of Vienna. She pioneered in MR-guided brachytherapy for cervix cancer in her institute, organized training workshops, and also led a multi-center research study as the principal applicant of the Government Health and Medical Research Fund (HMRF) on the clinical outcome of this advanced technology for cervix cancer patients. She joined Hong Kong Sanatorium & Hospital since 2019 and continued her aspiration in the implementation of innovative radiotherapy techniques and research works. She is dedicated in the set up and development of the Proton Therapy Service in the Hospital, the first in Hong Kong, the most cutting edge therapy that shows significant reduction of side effects of radiotherapy treatment compared to traditional X-ray based radiotherapy. She and the HKSH team developed a training program with Mayo Clinic Arizona, USA, with ongoing efforts aiming to train all related staffs for safe practice of the new technique. She is recognized as a council member in various international radiotherapy groups such as the steering committee member for the Proton Particle Therapy Co-operative group (PTCOG), international committee council member of the American Brachytherapy Society, European Brachytherapy Group (GEC-ESTRO), and locally, honorary teaching positions in both HKU, CUHK and HKU-Shenzhen Hospital, with continue academic collaborations with various universities including HK Polytechnique University.

Amy Chang and Tae-hyun Kim
Mini Oral Presentation 2B (Physics)
Judges of Mini Oral Presentations: Dongho Shin and Toshiyuki Toshito
16:30 – 17:30 Session 4 (Clinical)
Moderators: Tae-hyun Kim and Henry Chun-kin Sze
Proton Beam Therapy for Genitourinary Cancers
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Jeffrey Kit-loong Tuan

Head
Department of Gastrointestinal Hepato-pancreato-biliary and
Urology Division of Radiation Oncology
National Cancer Centre Singapore
Singapore

Clinical Associate Professor Jeffrey Tuan is the Head and Senior Consultant Radiation Oncologist in the Department of Hepato-Pancreato-Biliary, Gastrointestinal, and Genitourinary Radiation Oncology in the Division of Radiation Oncology at the National Cancer Centre Singapore (NCCS). He is also a Clinical Associate Professor in Oncology Academic Program (ACP) of the Duke-NUS medical school. He graduated from the National University of Singapore (NUS) and holds a Master of Science in Oncology from the University of London. He is a fellow of the Royal College of Radiologists (RCR), United Kingdom and honorary secretary of the College of Radiologists (CRS), Academy of Medicine Singapore (AMS).

His clinical interests are in urological and gynaecological cancers and advanced radiation therapy techniques e.g. volumetric modulated arc therapy, stereotactic body radiotherapy, and brachytherapy. He was involved in the setup of the new proton beam therapy centre located in the National Cancer Centre Singapore opened in 2023.

Jeffrey Kit-loong Tuan (Singapore)
Paediatric Non-Central Nervous System
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Michael Kam

Honorary Consultant
Comprehensive Oncology Centre
Hong Kong Sanatorium & Hospital
Hong Kong

Michael Kam (Hong Kong, China)