Welcome to the SIOP 2026 Programme

*Programme is subject to change.

All scientific sessions will take place in San Antonio. Within 36 hours after a session, all content* will be available as video on demand for up to 3 months on the Virtual platform, there will not be any  live-streamed sessions.

*Subject to presenter approval

Please note that these type of session will not be recorded: Business meetings, Networking events, Lunch session, and Working Groups.

Only sessions held in the session halls will be recorded, but sessions in the exhibition hall will not.

Join us at the world’s premier meeting dedicated to paediatric oncology.

SIOP 2026 will unite the world’s leading specialists in paediatric and adolescent oncology, translational research, clinical science, and supportive care to share cutting-edge advances in childhood cancer treatment.

SIOP 2025 Programme in numbers: