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1. What is SIOP 2026?
The 58th Annual Congress of the International Society of Paediatric Oncology (SIOP 2026) is the world’s leading multidisciplinary meeting dedicated exclusively to childhood and adolescent cancer. SIOP 2026 brings together healthcare professionals, researchers, scientists, advocates, and industry representatives from around the world to advance childhood cancer care through scientific exchange, collaboration, and education.
The Congress serves as a global platform for presenting new research, sharing clinical expertise, discussing emerging challenges, and fostering international partnerships aimed at improving outcomes for children and adolescents with cancer.
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2. Who should attend SIOP 2026?
SIOP 2026 welcomes professionals involved in all aspects of paediatric and adolescent oncology, including:
Paediatric oncologists and haematologists
Surgeons and radiation oncologists
Nurses and advanced practice providers
Researchers and scientists
Psychologists and psychosocial professionals
Pharmacists and allied healthcare professionals
Survivorship specialists
Clinical trial specialists
Patient advocates and non-profit organisations
Industry representatives
Students, trainees, fellows, and early-career professionals
The Congress is designed to support multidisciplinary learning, collaboration, and knowledge exchange across the entire paediatric oncology community.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_column_text css=””]
3. What topics are covered at SIOP 2026?
The Scientific Programme covers a broad range of topics across paediatric oncology, including:
Basic and translational research
Clinical oncology
Haematological malignancies
Solid tumours
Precision medicine and genomics
Surgery and radiation oncology
Survivorship and long-term follow-up
Supportive and palliative care
Global oncology
Nursing and allied health
Quality of life and psychosocial care
Health systems and implementation science
Emerging technologies and innovation
The programme includes keynote lectures, educational sessions, symposia, Working Groups, abstract presentations, networking opportunities, and multidisciplinary discussions.[/vc_column_text][vc_column_text css=””]
4. What makes SIOP 2026 unique?
SIOP 2026 brings together the full spectrum of professionals working in childhood cancer care and research within a truly multidisciplinary environment.
The Congress provides opportunities for collaboration between clinicians, researchers, surgeons, nurses, psychosocial specialists, patient advocates, and industry stakeholders, while fostering international dialogue and partnerships dedicated to improving outcomes for children and adolescents with cancer.[/vc_column_text][vc_column_text css=””]
5. Is SIOP 2026 research-focused, clinical, or practice-oriented?
SIOP 2026 combines all three perspectives.
The Scientific Programme includes cutting-edge basic research, translational science, clinical studies, practical healthcare applications, and multidisciplinary care approaches. The programme is designed to support the translation of scientific discoveries into meaningful improvements in patient care.[/vc_column_text][vc_column_text css=””]
6. When and where does SIOP 2026 take place, and what is the event format?
Dates: 15–18 September 2026
Location: San Antonio, Texas, USA
Venue: Henry B. González Convention Center
900 E Market St, San Antonio, TX 78205, USA
Event Format
The Congress will be held in-person and online.
Language
The official language of SIOP 2026 is English.
Conference Venue
Henry B. González Convention Center
900 E Market St
San Antonio, TX 78205
USA
Conference Time
The Congress will officially run from 15–18 September 2026.
Visas
It is the responsibility of the participant to obtain a visa if required.
Visa regulations depend on your nationality and country of origin. We suggest you contact your local U.S. Embassy or Consulate for official instructions on the specific visa regulations and application procedures that may apply to you.
Letter of Invitation
An official personalised letter of invitation will be provided to registered participants as part of the registration process.
You will be able to generate an invitation letter at the end of the registration process and will also receive a confirmation email containing a link to the invitation letter.
This invitation is prepared solely for the purpose of visa applications and is not a commitment by the organisers to provide financial support or confirmation of inclusion within the Scientific Programme.
Dress Code
During the entire Congress, the advised attire is casual and informal.
Guest Attendance Policy
All Congress activities (including educational sessions, social functions, exhibit halls, and other official events) are exclusively reserved for registered participants.
Non-registered guests (including children, family members, colleagues, etc.) are not permitted in Congress areas.
Official Congress badges must be worn at all times and will be required for entry to all Congress functions.
Liability and Insurance
Please do not leave bags or suitcases unattended at any time.
The Congress organisers cannot accept liability for personal accidents or loss of, or damage to, private property of participants during or arising from participation in SIOP 2026.
Participants are advised to arrange appropriate health, travel, and personal insurance prior to attending the Congress.
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7. Can I submit an abstract or proposal to SIOP 2026?
SIOP accepts scientific abstracts and selected session proposals as part of the Scientific Programme development process.
Please refer to the Abstract Submission and Guidelines page for full information on eligibility, categories, deadlines, and submission requirements.[/vc_column_text][vc_column_text css=””]
8. What presentation formats are offered at SIOP 2026?
Abstracts may be submitted for Oral or Poster.
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9. What are the distinctive session formats or programme elements?
SIOP features a range of multidisciplinary programme elements including:
Working Groups
Young SIOP sessions
Nursing programme
Survivorship-focused activities
International collaborative discussions
Educational Day sessions
Career development initiatives
Disease-specific and tumour-specific discussions
Networking opportunities[/vc_column_text][vc_column_text css=””]
10. Is SIOP 2026 suitable for early-career professionals or students?
Yes.
SIOP strongly supports trainees, students, fellows, postdoctoral researchers, and early-career healthcare professionals through dedicated educational opportunities, Young SIOP activities, mentoring, networking, and professional development sessions.[/vc_column_text][vc_column_text css=””]
11. Is SIOP 2026 accredited or certified (e.g. CME/CPD)?
Information regarding CME/CPD accreditation will be published on the dedicated accreditation page once available.[/vc_column_text][vc_column_text css=””]
12. Which types of organisations sponsor or exhibit at SIOP?
SIOP regularly welcomes participation from:
Pharmaceutical companies
Biotechnology organisations
Medical device companies
Diagnostic and laboratory service providers
Clinical research organisations
Healthcare technology companies
Non-profit organisations and foundations
Professional associations
Academic institutions[/vc_column_text][vc_column_text css=””]
13. Is SIOP 2026 relevant for start-ups and emerging organisations?
Yes.
SIOP provides opportunities for innovative and emerging organisations to engage with clinicians, researchers, healthcare institutions, patient advocates, and industry partners working across the paediatric oncology landscape.[/vc_column_text][vc_column_text css=””]
14. Is SIOP 2026 an ethical and compliant event?
AI Session Summaries, Closed Captioning/ Transcript Disclaimer
Session summaries found inside the app are produced using AI.
Video recordings published on the virtual platform will be transcribed automatically using the ‘Automatic speech recognition (ASR) feature in the platform.
AI session summaries, closed captioning and/or transcription is being provided solely for the convenience of our viewers. [Conference] does not review for accuracy any information that appears in an AI session summary, closed caption or transcript. SIOP 2026 makes no representations or warranties and expressly disclaims any responsibility or liability with respect to, any errors or omissions in, or the accuracy, reliability, timeliness, or completeness of, any information that appears in an AI summary. closed caption or transcript. [/vc_column_text][vc_column_text css=””]
15. How can I book accommodation for SIOP 2026?
Official accommodation information, hotel options, and booking services are available through the official Accommodation page.
Delegates are strongly encouraged to book accommodation only through the official Congress channels to avoid fraudulent providers.[/vc_column_text][vc_column_text css=””]
16. Who is the official SIOP 2026 meeting organiser?
The official meeting organizer and SIOP 2026 secretariat is Kenes Group.
Kenes Group
7, rue François-Versonnex,
C.P. 6053, 1211 Geneva 6
Switzerland
Please be aware that there are several websites impersonating as the SIOP 2026 registration and accommodation booking websites. They can be very professional looking and may use online advertising to appear at the top of search results.
The only way to access the SIOP 2026 registration forms will be via links on the https://siop-congress.org/registration/ website or directly from Kenes Group.
If you are concerned that you might have been targeted by a fraudulent site, please email us via the Contact Us page here https://siop-congress.org/contact-us/
We look forward to seeing you in San Antonio!
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