Open Leadership Opportunities

SIOP is committed to fostering diverse, inclusive, and representative leadership that reflects the global childhood cancer community we serve. We actively encourage applications from members across all regions, disciplines, and career stages. Explore open opportunities.

BROWSE

SIOP 2026 Congress

The 58th Annual SIOP Congress will took place in San Antonio, USA, from 15–18 September 2026! We enjoyed 4 lively days of cutting-edge science and networking. You can still register for online/on-demand access.

ON-DEMAND CME

Join SIOP Today

Please use promotional code SAVE5NOW to benefit from a 5% discount when purchasing a 2-year membership (calendar years 2026 and 2027). Applicable to all membership categories.

JOIN/RENEW

SIOP Asia 2027

The SIOP Asia Congress, supported by Childhood Cancer International (CCI) Asia, will take place in Tashkent, Uzbekistan, from 24–26 May 2027! We look forward to three lively days of cutting-edge science and networking across the region. Abstract Submission is now open! 

SUBMIT ABSTRACT WEBSITE

Latest News

Important Update from SIOP Asia President Gevorg Tamamyan

Dear SIOP Asia Members, I am writing to share an important personal update and transition for our region. I would like to formally announce that I will be stepping down early from my role as SIOP Asia President to focus on my candidacy for Director-General of the World Health Organization (WHO).

6th APHOG & SIOP Asia Joint Scientific Symposium 2026: “Germ Cell Tumour in Asia”

The Asian Pediatric Hematology and Oncology Group (APHOG) and SIOP Asia invite you to the 6th APHOG & SIOP Asia Joint Scientific Symposium. This year's online session is about germ cell tumours in children and adolescents. Experts from across the region will share real-world experience and discuss de-escalation, stem cell transplantation and treatment for relapsed and refractory disease.