4th - 6th September, 2026
Venue - Taj Fisherman's Cove Resort & Spa, Chennai, Tamil Nadu, India
Logo With Text

6th Annual Conference of

PARTICLE THERAPY CO-OPERATIVE GROUP - ASIA-OCEANIA

Theme: "Empowering Access to Particle Therapy through Research, Education and Collaboration"

6th Annual Conference of

PARTICLE THERAPY CO-OPERATIVE GROUP - ASIA-OCEANIA

Scientific Programme

PTCOG-AO 2026

Theme: Empowering access to Particle Therapy through Research, Education and Collaboration
September 4–6, 2026
Taj Fisherman’s Cove Resort and Spa
Chennai, India

All speakers are requested to use the official PTCOG-AO 2026 PowerPoint Presentation Template for their presentations. Download Template
Day 1 · 4 September Day 2 · 5 September Day 3 · 6 September

Scientific Programme

Day 1 · Friday, 4 September 2026

Educational Day
Timings Event
08:00–08:45 Registration & Welcome Coffee
08:45–09:00 Welcome Address
Harit Chaturvedi, Vijayanand Reddy, Rakesh Jalali
09:00–10:30
Session 1 (Education) — Hall BParticle therapy Physics: Fundamentals to Clinical implementation
Moderators: Vijayanand Reddy, Taku Inaniwa, SD Sharma, P Aruna  ·   Format: 30 min each
Physics of Charged Particle TherapySpeaker: Hsiao-Ming Lu
Clinical Commissioning of Particle Therapy Systems: Principles, Challenges, and Best PracticesSpeaker: Sung Yong Park
Managing Uncertainties in Particle Therapy: Challenges, Strategies, and Clinical ImplicationsSpeaker: Young-Yih Han
10:30–11:40
Session 2 (Education) — Hall BRadiobiological Optimization in Particle Therapy
Moderators: Mahadev P, M. Ravi Kumar, Alok kumar , K.R.Muralidhar   ·   Format: 15 min each
Carbon Ion Radiotherapy: Present Practice, Future PrecisionSpeaker: Eugen Hug
DNA Damage Complexity and Repair Following High-LET RadiationSpeaker: Nagesh Bhat
Clinical Implications of LET and Variable RBE in Proton and Carbon Ion TherapySpeaker: Napapat Amornwichet
LET-Guided and Biology-Driven Optimization in Particle Therapy: Methods and Quantitative Evaluation FrameworksSpeaker: Taku Inaniwa
11:40–12:00 Coffee Break
12:00–13:00
Session 3 — Hall BSetting the Stage: Main Conference Begins
What should be the focus of future research in Particle Therapy?
Moderators: Eugen Hug, Hsiao Ming Lu, Probal Chaudhury, Tony Wong   ·   Format: 12 min each + 12 min wrap-up
1. Footprint and delivery systemsSpeaker: Rock Mackie
2. Workflow Automation, Adaptation and AI/ML IntegrationSpeaker: Francesca Albertini
3. Understanding the biology of tumour, microenvironment & of particlesSpeaker: Marco Durante
4. Generating evidence for Particle Therapy — Smarter TrialsSpeaker: Siddhartha Laskar
Concluding Remarks / Q&A Session (12 minutes)
13:00–14:00 Lunch
13:40–14:00 PTCOG-AO Steering Committee Meeting (By invitation only) — Hall C
14:00–15:30
Session 4a — Hall AMasterclass
Range Uncertainties
Moderators: T Ganesh, Rajesh Thiyagarajan, Lalit Chaudhari, Bharanidharan   ·   Format: 22 min
Reducing Range Uncertainty: Emerging imaging modalities and Strategies in SPR Calibration (DECT, Synthetic CT, Synthetic MRI)Faculty: Tsi-Chian Chao
Managing Non-Biological High-Density Materials in Particle Therapy: Challenges and SolutionsFaculty: Donhgho Shin
The Novel Clinical LET Measurement Method Using the Quenching Effect in Particle TherapyFaculty:Se Byeong Lee
In-vivo range verification (PET, prompt gamma, ionoacoustics)Faculty: Taeko Matsuura
Session 4b — Hall BMasterclass
Hypofractionation in Particle Therapy: Breast
Moderators: Rathna Devi, Sajal Kakkar, Sayan Paul
Proton Therapy for Breast Cancer: An opportunity for recalibration of organ-at-risk goals (20 min)Speaker: Qing Zhang
Hypofractionated proton therapy for breast cancer: Identifying patients who benefit the most (20 min)Speaker: Amy Chang
Proton beam therapy for Breast Cancers in India: Learnings from the last 7 yearsSpeaker: Sapna Nangia
Panel discussion: Addressing challenges in PBT for breast cancer (30 min)Moderator: Nagarjuna Burela
Participants: Amy Chang, Qing Zhang, George Chiu, Tabassum Wadasadawala
15:30–15:50 Coffee Break & Networking
15:50–18:00
Session 5a — Hall AMasterclass
Evolving QA Paradigms and Workflow Efficiency
Moderators: Archana Sharma, Ghanshyam Sahani, Vijay Prabhu, Malhotra Heigrujam   ·   Format: 20 min
Session 5b — Hall BMasterclass
Hypofractionation in Particle Therapy: Prostate
Moderators: Satish Padmanabhan, Shilpa Reddy, Yugandhar Sarma L   ·   Format: 20 min
15:50–17:20
Evolving machine QA Paradigms in Proton and Carbon Ion Therapy systemsFaculty: Wen Chien Hsi (20 min)
Evolving PSQA Paradigms for Proton and Carbon Ion TherapyFaculty: Ganapathy K (20 min)
QA strategies for online and offline adaptive proton therapyFaculty: Tan Hong Qi (20 min)
Educational Debate: Machine and PSQA Measurement-Based vs. Log-File and ML-Driven PSQA in IMPT/IMCT — Are We Ready to Go Fully Digital?Faculty: all the above speakers and 2 more. Moderator: Tony Wong (30 min)
Summary of clinical evidence on Proton therapy for prostate cancerFaculty: Arun Goel (20 min)
Hypofractionation in Prostate cancers: Few fractions, bigger impact — Indian ExperienceFaculty: Srinivas Chilukuri (20 min)
Protons for Prostate Cancer: Where do we go from here?Faculty: Vedang Murthy (20 min)
Panel discussion: Nuances of treatment planning in Prostate PBT (20 min)Moderator: Sham Sundar
Participants: Michael Wang, Vedang Murthy, Arun Goel, Vysakh Raveendran, Manikandan Arjunan
Discussion: 10 min
17:20–17:40 Industry Symposia: Vision RT — Hall B
Talk: Patient Positioning Analysis in Surface Guided Proton Radiotherapy
Speaker: Tomasz Mikołajski
17:40–18:30
Elekta One Satellite Symposium - Hall B
From Plan to Practice: Building a Learning Proton Network (50 minutes)
Faculty :
Speakers/Panel: Swati Sharma, Elekta; William Starbuck, Elekta; Aparna Tomar, Elekta; Kausik Bhattacharya; Sujana Priya; Sapna Nangia; Vysakh Raveendran; Rangasamy S.
1. Introduction
2. How Should We Use Analytics: AIG Experience
3. Expert Panel Discussion: Can We Use This for Protons?
4. Elekta Product Discussion: Plan Analytics, brief Product overview and discussion points with focus on India market.
5. Audience Discussion: Building the Global Proton Benchmark
6. From Plan to Patient: Workflow and Analytics
7. Audience Discussion: What Is Stopping Us? The Way Ahead
19:00–22:00 Musical Concert followed by Dinner

Programme details are subject to change.

Scientific Programme

Day 2 · Saturday, 5 September 2026

Scientific Session Day — Main Conference
Timings Event
06:00–07:30 Sunrise Yoga by the Beach
Session 6: Physics (Hall A)   ·   Clinical (Hall B)   ·   Oral Presentations (Hall C)
08:30–09:50
Session 6a — Hall AAdvancement in Treatment Planning and Optimization
Moderators: Naoki Miyamoto, Saji Oommen, Sowmya Narayanan, Kartikeshwar Patro   ·   Format: 20 mins
Temporally Modulated, Pulse Proton Radiotherapy: Overview and Technical ConsiderationsFaculty: Alonso Gutirrez
Advances in Proton Arc Therapy: Physics, Optimization, and Clinical PotentialFaculty: Ding X
4D and Motion-Robust Planning Strategies for Scanned Charged Particle TherapyFaculty: Seishin Takao
Beyond Constant RBE: LETd-optimized intensity modulated proton arc therapyFaculty: Suresh Rana
Session 6b — Hall BThoracic & GI Malignancies
Moderators: P. S. Sridhar, Kinjal Jani, Kanika Sood, Anand Narayanan   ·   Format: 20 mins
Proton Therapy for NSCLC in the Era of ImmunotherapySpeaker: Anil Tibdewal
Particle Therapy in Pancreatic Cancer: Defining the Role Across Resectable, Borderline, and Locally Advanced DiseaseSpeaker: Ji Zhu
Proton SBRT for HCC: Can Fewer Fractions Make More Sense?Speaker: Kanokphorn Thonglert
Beyond Pancreas & Liver: New-age (or emerging) Indications for Proton Therapy in GI MalignanciesSpeaker: Ashu Abhishek
08:30–09:50
Session 6C: Oral Presentations (Physics) — Hall C
Moderators: KM Ganesh, Sudesh Deshpande, Saju Bhasi, Narendra Kumar   ·   Judges: TBD
8 oral presentations Session: 08:30–09:50
# Format Topic Speaker / Institute
1 Oral Experimental Microdosimetric Assessment of Radiation Quality and RBE in a Clinical SOBP Proton Beam Using a Mushroom-Type SOI Microdosimeter Arghya Chattoraj Bhabha Atomic Research Centre (BARC), India
2 Oral Dose and LET Jointly Drive Radiation-Induced Contrast Enhancement in the Periventricular Space After Cranial Proton Therapy: A Voxel-Level Analysis Mohammed Sathik Ali Apollo Proton Cancer Centre, India
3 Oral Dose-Dependent Probabilistic LETd Constraints for Radiation-Induced Brain Image Change and Brain Radionecrosis After Proton Therapy Calvin Koh Wei Yang National Cancer Centre Singapore, Singapore
4 Oral Extending from 1D to 2D Risk Assessment: Hypothyroidism Risk Contours After Supraclavicular Proton Therapy Yongqiang Li Shanghai Proton and Heavy Ion Center, China
5 Oral Fabrication and Clinical Validation of an Epoxy Resin-Based Range Shifter for PBS Proton Therapy Kantaram Darekar ACTREC, Tata Memorial Centre, India
6 Mini-Oral Impact of LET-Based Variable RBE Models on Critical OAR Dose in Proton Therapy for Craniopharyngioma Ganapathy Krishnan Apollo Proton Cancer Centre, India
7 Mini-Oral MVCT-Assisted Mitigation of Metallic Implant-Induced Uncertainties in IMPT for Head & Neck Cancer Sanjib Gayen Apollo Proton Cancer Centre, India
8 Mini-Oral Experimental Validation of Direct Dose Calculation and Re-Optimization on MRI and CBCT Images Stefanie Bertschi Paul Scherrer Institute, Switzerland
9 Mini-Oral
Physics 		Discrete Beam Direction Number in Proton Arc Therapy: Universal vs Independent-Beam Robustness Kimi Bin Yang Hong Kong Sanatorium & Hospital, Hong Kong
10 Mini-Oral Accelerator-Based BNCT at the University of Tsukuba: Clinical Translation and Future Perspectives Kei Nakai University of Tsukuba, Japan
09:50–10:10 Coffee Break, Exhibition & Poster Sessions
Session 6D Poster Viewing Session: Physics
Poster Judges: Wei Jun Wang and 2 Med Phys
10:10–11:25
Plenary Session 1: Keynote Lectures (Hall B)
Moderators: Tejinder Kataria, Manoj Semwal   ·   Format: 20 min each
Evidence of Physiological and Psychological Benefits of Upright RadiotherapyKeynote: Thomas Rock Mackie
The Global Particle Therapy Landscape in 2036: What Will It Look Like?Keynote: Anita Mahajan
DebateFormat: 10 min each, 15 min Discussion
Moderators: Sapna Nangia, Michael Penniment
What would change the lives of patients with head-neck cancers in the next decade?
Adaptive Radiotherapy (10 min)A K Anand
IMPT (10 min)Nancy Lee
Discussion: 15 min
11:25–12:10
6th Dr. Prathap C Reddy Annual Proton Oration (Hall B)
Chairs: Tatsuya Ohno, Dayananda Sharma, Young Yih Han, Rakesh Jalali
Introducing the Orator: Rakesh Jalali
Orator: Prof. Marco DuranteTitle: The Third Wave of Particle Therapy: From the Bragg Peak to Immune Preservation
Felicitation ceremony
12:15–13:10
Inaugural Ceremony (Hall B)
12:15–12:20   Invocation & Lamp Lighting
12:20–12:25   Welcome AddressProf. Rakesh Jalali — Organizing Chair, PTCOG-AO 2026
12:25–12:30   Address by Chair, PTCOGProf. Marco Durante — Chair, PTCOG
12:30–12:35   Address by President, PTCOG-AOProf. Tatsuya Ohno — President, PTCOG-AO
12:35–12:45   Address by Guest of HonourDr. A.K. Balasubrahmanian — Chairman, Atomic Energy Regulatory Board, India
12:45–12:55   Address by Dr. Preetha ReddyExecutive Vice Chairperson, Apollo Hospitals
12:55–13:05   Address by Chief GuestDr. Prathap C Reddy — Founder Chairman, Apollo Hospitals
13:05–13:10   Vote of ThanksMr. Harshad Reddy — Director, Group Oncology & International, Apollo Hospitals
13:10–14:00 Lunch
Session 7: Physics (Hall A)   ·   Clinical (Hall B)   ·   Oral Presentations (Hall C)
14:00–15:30
Session 7A — Hall AMotion Management in Particle Therapy
Moderators: Taeko Matsuura, Raghavendra Holla, A. Pichandi, Madhusudhan Sresty   ·   Format: 20 min
Motion Monitoring Devices and Clinical Integration: which is most appropriate?Faculty: Min Cheol Han
Motion and Interplay Management (4D planning, repainting, gating, tracking, adaptive strategies)Faculty: Naoki Miyamoto
QA, Safety, and Clinical Translation (End-to-end testing, workflow integration)Faculty: Manikandan A
Adaptive Strategies for Moving TargetsFaculty: Kimi Yang
Session 7B — Hall BHead-Neck Cancers
Moderators: Nilesh Mahale, Amal Roy Choudhary, Pranav Chadha, Dodul Mondal   ·   Format: 20 min
Particle Therapy for Nasopharyngeal Carcinoma: Reducing Toxicity Without Compromising CureSpeaker: Lin Kong
Proton Therapy in Oropharyngeal Cancer: Balancing Cure, Function and SurvivorshipSpeaker: Nancy Lee
Proton Therapy for Oral Cavity Cancers: Optimising Treatment for Complex Anatomy, Large Volumes and FunctionSpeaker: Sapna Nangia
Re-irradiation in Head-Neck Cancers: Expanding the Therapeutic Window with Proton TherapySpeaker: Anuj Kumar
14:00–15:30
Parallel Session 7C: Oral Presentations — Clinical & Biology (Hall C)
Moderators: Pooja Nandwani Patel, Vikram Maiya, and Prahlad H. Yathiraj   ·   Judges: TBD
7 oral and 4 mini-oral presentations Oral: 8 min   ·   Mini-oral: 4 min   ·   Session: 14:00–15:30
# Format / Cat. Topic Speaker / Institute
1 Oral
Clinical 		Outcomes of Children, Teenagers and Young Adults With Low-Grade Glioma Sanjay Rangegowda The Christie NHS Foundation Trust, UK
2 Oral
Clinical 		Molecular Subgroup-Specific Long-Term Outcomes of Modern Proton Therapy in Medulloblastoma Uday Krishna A S Apollo Proton Cancer Centre, India
3 Oral
Clinical 		Factors Influencing Radionecrosis Following IMPT-Based Re-Irradiation in Primary Brain Tumors Sunidhi M Ghatikar Tata Memorial Hospital, India
4 Mini-Oral
Clinical 		Early Neurocognitive Outcomes Following Proton Versus Photon RT in Adults With Supratentorial Brain Tumours Akanksha Rao Tata Memorial Centre, India
5 Oral
Clinical 		Carbon Ion Radiotherapy for Skull Base Chordoma: Long-Term Efficacy and Safety Qingting Huang Shanghai Proton and Heavy Ion Center, China
6 Mini-Oral
Clinical 		Carbon Ion Radiotherapy for Adult Extra-Ocular Tumors of the Orbit Chanchlani Karan MedAustron Ion Therapy Center, Austria
7 Mini-Oral
Clinical 		Proton and Carbon-Ion Radiotherapy for Head & Neck Rhabdomyosarcoma in Adults and Adolescents Zhang Haojiang Shanghai Proton and Heavy Ion Center, China
8 Oral
Clinical 		Safety of Ultrahypofractionated Whole-Pelvis Proton Therapy With HDR Boost Arun Goel Hospital of the University of Pennsylvania, USA
9 Mini-Oral
Clinical 		Toxicity Profile in Postmastectomy Proton Versus Photon RT and a New Lung Substructure Constraint Yuanyuan Zou Ruijin Hospital, Shanghai Jiao Tong University, China
10 Oral
Biology 		Carbon-Ion Versus X-Ray Irradiation: NETs Induction and Subsequent CD8+ T-Cell Spatial Exclusion Ryosuke Kambe Gunma University, Japan
11 Mini-Oral
Biology 		Development of a Novel CP-Derived Decapeptide for Protection of Normal Cells During Carbon-Ion RT Prabakaran D.S. SRM Institute of Science and Technology, India
12 Mini-Oral
Biology 		RADIONET: A Directional and Particle-Resolved Knowledge Base of Molecular Factors in Radiation Oncology Min Li Ruijin Hospital, Shanghai Jiao Tong University, China
15:30–16:00 Coffee Break, Exhibition & Poster Sessions
Session 7D: Poster Session (Clinical)
Judges:
16:00–17:50
Plenary Session 2: Global Perspectives on the Future of Particle Therapy (Hall B)
Moderators: Michael Wang, A K Rath, Simon Tang, V Srinivasan
Quick Updates in Particle Therapy world — What, when, where and how? (12 min each)
1. Adaptive particle therapy — what’s next?Speaker: Francesca Albertini
2. The roadmap to Multi-ion therapy Speaker: Hikaru Souda
3. Biological modelling in particle therapy — how do we crack it?Speaker: Erik Traneus
4. Upright particle therapy: Where are we?Speaker: Neick Schreuder
Q & A: 12 min
Keynote LectureModerators: GK Jadhav, Vivek Bansal, Tanveer Shahid
Health Economics of Particle Therapy: Value-Based Perspectives (15 min + 5)Speaker: Morten Hoyer
Panel Discussion: Shaping the future of particle therapy through industry-academia collaboration (25 min)Moderator: Rakesh Jalali (30 min)
Panelists: Eugen Hug, Rock Mackie, Hsaio Ming Lu, Francesca Albertini, Sergei Lamsse, Nagraj Huilgol, Ding X
17:50–18:30
IBA SymposiumPioneering Innovations in Proton Therapy
Moderator: Srinivas Chilukuri, Kausik Bhattacharya, Subramani V, Alonso Gutirrez
Proton FLASH: From Physical principles to Clinical Translation (15 min)Speaker: Jeffrey Free & Makbule Atasoyu
ProtonARC: From Technical Innovation to Clinical Implementation (15 min)Speaker: Jeffrey Free & Makbule Atasoyu
Discussion: 10 min
19:00–22:00 Conference Gala Dinner
Location: New beach lawn

Programme details are subject to change.

Scientific Programme

Day 3 · Sunday, 6 September 2026

Advanced Topics & Closing Session
Timings Event
05:45–08:00 Heritage Tour of Mahabalipuram
09:00–09:15
Industry Symposia: Varian AI-Rad Companion Organs RT - Saving time and standardizing quality in radiotherapy Speaker: Kishan Raj
Session 8: Physics (Hall A)   ·   Clinical (Hall B)   ·   Oral Presentations (Hall C)
09:15–10:30
Session 8A — Hall APTCOG-AO Survey Results and New Centre Symposium
Moderators: Rajiv Ranjan Prasad, M. Revathy, Vijay Karan Reddy, Mallikarjuna A
PTCOG-AO Physics Survey ResultsSpeaker: Chankyu Kim (12 + 3 minutes)
New Centre SymposiumEach presentation: 13 + 2 minutes
TOPIC: 1. Why proton
2. Equipment selection
3. Shielding design
4. Regulatory requirements
5. Commissioning experience
6. Patient selection criteria
7. Escalation strategy and Unique techniques
1. Kazakhstan's National Research Oncology Center (NROC)Alua Kanatkyzy
2. Lynn Cancer Institute, Baptist Health Cancer Care, Boca Raton, Florida, USA.Suresh Rana
3. Taipei Veterans General Hospital, TaiwanYi Ying Pan
4. Apollo Cancer Centre, HyderabadPrashant Upadhyay
Session 8B — Hall BPaediatric & CNS Tumours
Moderators: Rimpa Basu, Rajesh B, Vinay Ural
Proton Therapy in Neuro-Oncology: Designing the Next Generation of Clinical Trials (15 min)Speaker: Tejpal Gupta
Proton Craniospinal Irradiation: Indications, technique & Evidence (15 min)Speaker: Uday Krishna
Proton Therapy in Pediatric Extracranial Tumors: Current Evidence and Future Directions (15 min)Speaker: Anita Mahajan
Mechanistic Biomarkers of Radiation Neurotoxicity and impact of Particle therapy (15 mins)Speaker: Archya Dasgupta
15 min discussion
08:45–10:30
Session 8C: Oral Presentations (Hall C)
Moderators: Amit Jain, Madhu Sairam, Saurabha, C. S. Surekha   ·   Judges: TBD
8 oral presentations Session: 08:45–10:30
# Format / Cat. Topic Speaker / Institute
1 Oral
Clinical 		Analysis of LET Profiles and Treatment Outcomes in Early-Stage NSCLC Treated With Carbon-Ion RT Soichiro Sakamoto Gunma University, Japan
2 Oral
Physics 		Planning Strategies for PBS Carbon-Ion RT for Stage I Peripheral NSCLC Yan Lu Shanghai Proton and Heavy Ion Center, China
3 Mini-Oral
Physics 		CBCT-Guided Motion-Managed Proton Therapy for Moving Lung Tumours: PROMO Registry Godson Titus Samuel Apollo Proton Cancer Centre, India
4 Oral
Physics 		Virtual-Gantry Proton Arc Therapy for Peripheral NSCLC Zizhou Mao Shanghai Proton and Heavy Ion Center, China
5 Mini-Oral Measurement-Grounded Deep Learning for Patient-Specific Quality Assurance of IMPT S Rangasamy Apollo Proton Cancer Centre, India
6 Oral
Clinical 		Retrospective Analysis of Carbon-Ion RT for Treatment-Naive Large HCC (>= 4 cm) Masaru Wakatsuki QST Hospital, Japan
7 Mini-Oral
Clinical 		Efficacy and Safety of Stereotactic IMPT in Unresectable HCC Napapat Amornwich Chulalongkorn University, Thailand
8 Mini-Oral
Clinical 		Geometry-Dependent Low-Dose Liver Spill in Proton SBRT for HCC Ashu Abhishek Apollo Proton Cancer Centre, India
9 Mini-Oral
Clinical 		Guided Deep Inspiratory Breath Hold Enables Robust Proton Therapy for Primary Liver Tumours: GOLD-PRO Study Manideep Peddi Tata Memorial Hospital, India
10 Mini-Oral
Physics 		Personalized Audio Guidance for End-Exhale Gating in Abdominal Carbon-Ion Therapy Xiyu Zhang Shanghai Proton and Heavy Ion Center, China
11 Oral
Clinical 		Carbon-Ion RT With Image-Guided Brachytherapy for Locally Advanced Cervical Adenocarcinoma Ken Ando Gunma University Heavy Ion Medical Center, Japan
12 Oral
Physics 		Sparse DRR-Guided Prediction of Daily Anatomy and LEM Dose for Prostate Carbon-Ion Treatment Liwen Zhang Shanghai Proton and Heavy Ion Center, China
13 Oral
Physics 		Interfraction Setup Correction and Early-Fraction Prediction in Hypofractionated Prostate Carbon-Ion RT Youming Yu Shanghai Proton and Heavy Ion Center, China
14 Mini-Oral
Clinical 		Evolution of CBCT-Guided Offline Adaptive Proton Therapy Practice Karthekeyan Shanmugam Apollo Proton Cancer Centre, India
10:30–10:45 Coffee Break, Exhibition & Poster Sessions
Session 8D: Poster presentation
10:45–11:45
Session — Hall B Best Paper Session
Moderators / Judges: Joo Young Kim, Taku Inaniwa   ·   Format: 8 min + 2 min Q&A each
6 oral presentations 10 min each
# Format Topic Speaker / Institute
10:45–10:55 Clinical Preliminary Analysis of Acute Toxicities and Quality of Life in Adults With Brain Tumors Treated With Photon or Proton RT in a Phase III Randomized Trial Siddharth Haldurai Tata Memorial Hospital, India
10:55–11:05 Clinical Aesthetic Durability of Autologous Breast Reconstruction Following Moderately Hypofractionated IMPT Jince Mary Mathew Apollo Proton Cancer Centre, India
11:05–11:15 Biology Biological Differences Between Photon and Proton Irradiation via Multiple Glioblastoma Models Min Li Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, China
11:15–11:25 Physics Measurement of Nuclear Reaction Cross Sections for Short-Lived Positron Emitters Produced From Calcium in Bone by Proton Irradiation Tsubasa Yamano Medical Physics Laboratory, University of Osaka, Japan
11:25–11:45 Physics Hypoxia-Guided Dose Painting in Carbon-Ion RT for Locally Advanced Pancreatic Cancer: Optimization and Biological Effects Yuchen Qin Shanghai Proton and Heavy Ion Center, China
12:00–13:00
Closing & Awards Ceremony (Hall B)
Awards Ceremony• Best Oral, mini-oral, and poster awards (Physics, Biology and Clinical)
Conference Summary & Reflections (10 min)Scientific Committee Chair
Announcement of PTCOG-AO 2027 (10 min)Next host centre presentation
Closing Remarks (10 min)PTCOG-AO President
Conference Ends Thank you for your participation!
Facility Tour 13 September 2026 (Thursday Evening)
4:30 PM–6:00 PM
Learn More
Facility Tour 26 September 2026 (Sunday Afternoon)
2:30 PM–4:00 PM
Learn More

Programme details are subject to change.

PTCOG-AO 2026, All Rights Reserved.