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Be Part of Something Bigger
The Society of Interventional Oncology (SIO) is more than just a professional organization. It's a global community of innovators, researchers, and clinicians who are redefining what's possible in cancer care. When you join SIO, you're not just gaining access to resources—you're stepping into a network that empowers you to lead, collaborate, and make a lasting impact.
Now through 30 September, take advantage of our limited-time extended membership and receive full benefits through December 2026.
As an SIO member, you'll gain:
- Connection to a global network of more than 1,300 IO and IR professionals
- Collaboration opportunities on groundbreaking research like the ACCLAIM and TRIBUTE trials
- Access to premier education at discounted rates, including the SIO 2026 Annual Scientific Meeting and specialized master classes
- Influence in shaping the future of IO through leadership, professional community, and innovation
Whether you're advancing your clinical expertise, contributing to transformative research, or building a global network, SIO is where your next chapter begins. Join today and be part of the future of interventional oncology.
Need assistance with your membership? Please visit our FAQ page or contact info@sio-central.org for help troubleshooting.
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Upcoming SIO Virtual Education Events — Mark Your Calendars
The Society of Interventional Oncology (SIO) is bringing a series of dynamic virtual education sessions your way! These online events are designed to keep you informed, inspired, and connected—no matter where you are. Check out the dates below and be sure to mark your calendars!
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3 Seats Open for SIO's Centers of Excellence Program in November
SIO is pleased to announce that three seats have opened for our new Centers of Excellence program, hosted at Oregon Health & Science University (OHSU) on 14 November 2025. This unique initiative brings together leaders in IO to collaborate, innovate, and elevate standards of care.
If you're passionate about advancing integrative cancer care, we invite you to submit your interest. Selected individuals will receive a formal invitation to participate in this prestigious program.
Learn more and submit your interest
Opportunities are limited — don't miss your chance to be part of this exciting new chapter in IO.
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Promoted by Medtronic
Outcomes in the first 100 patients treated with the OsteoCool™ Radiofrequency Ablation System from the OPuS One trial were recently published in the November edition of the Journal of Vascular and Interventional Radiology (JVIR). Learn more about the largest prospective study in radiofrequency ablation for bone metastases. Learn More
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SIO NCCN Submission
The Society of Interventional Oncology recently submitted updates to the NCCN Colorectal Cancer Guidelines. Submitted by Bruno C. Odisio, MD, PhD, FSIR, FCIRSE, The University of Texas MD Anderson Cancer Center; Juan C. Camacho, MD, Florida State University; and Nadine Abi-Jaoudeh, MD, FSIR, CCRP, University of California Irvine, this letter recommends further distinction between the roles of surgical resection, thermal ablation, and other loco-regional therapies such as SBRT for the management of patients with colorectal cancer liver metastasis.
Download the Complete Letter Here
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Mark Your Calendar: Key Dates Ahead
If you haven't heard, the SIO 2026 Annual Scientific Meeting will be taking place 4-8 February 2026, in the charming city of Savannah, Georgia! This meeting will bring the interventional oncology (IO) community together for expert-led education, hands-on learning, and meaningful connections. But before we meet in Savannah, there are several important dates you won't want to miss:
- Young IO Research Fellowship
Application Open: 30 July
- Call For Scientific Abstracts and Abstract Travel Award
Applications Open: 1 August
- IO Essentials Scholarship
Applications Open: 4 August
Whether you are planning to submit research, apply for a scholarship, or expand your expertise alongside colleagues, this is a fantastic opportunity to grow professionally and share your research with a global community of more than 1,000 IO and IR professionals. Stay tuned for more details!
Registration will open in late summer.
Save the Date!
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Sharpen Your Skills in MSK This Fall
Join SIO in Boston on 4 October for the MSK Master Class: Interventions in Musculoskeletal Oncology, held at Beth Israel Deaconess Medical Center/Harvard Medical School.
This one-day, hybrid master class shifts the focus from traditional lectures to the application and mastery of content, giving you an immersive experience designed to deepen your knowledge and sharpen your clinical skills for practical use.
Using a reverse learning approach, attendees will receive high-yield, pre-recorded lectures to watch at their own pace before coming on site. Once in Boston, instruction will be dedicated to collaborative problem-solving activities, small group discussions, and hands-on demonstrations.

Register Now
Key topics:
- NCCN Guideline Updates for MSK IO — Cases from MDT Tumor Boards
- Ablation and Thermoprotective Techniques — More than Meets the Eye
- Pelvic Fixation in Oncology — Beyond Cement
- Image Guided Pain Palliation in Oncology
We look forward to seeing you in Boston this October for this unique learning opportunity!
Have questions about registration? Email us at info@sio-central.org.
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Dive Into Breast Cryoablation in October
Join SIO in Boston on 5 October for the 2025 Master Class on Breast Cryoablation, hosted at Beth Israel Deaconess Medical Center/Harvard Medical School.
This course offers a focused exploration of breast cryoablation, featuring current research, real-world techniques, in-depth hands-on experience, and guidance from expert faculty.
What to expect:
- Didactic lectures with clinical context
- Case-based presentations and tumor board discussions
- Practical demonstrations and hands-on experience with expert faculty
- Evidence-driven strategies for patient selection, imaging, and therapy planning
With targeted sessions on thermoprotective techniques, step-by-step procedures, and imaging, this master class will help deepen your expertise while connecting you with leaders in the field.
Register Now
Have questions about registration? Email us at info@sio-central.org
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Join the SIO Clinical Trial Collaborative — Now Open for Enrollment
The SIO Clinical Trial Collaborative is a dedicated interventional oncology (IO) research community for qualified investigators and clinical trial sites, as well as other multidisciplinary specialties. Open enrollment is available to existing SIO members and non-member guests. A FREE certificate course and directory offer innovative and specialized resources to support and assist researchers and their teams in conducting successful trials by meeting enrollment requirements, completing protocol endpoints, and maintaining compliant research practices.
Enrollment Instructions
Directory Search Instructions
FAQs
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IO Insights
The Society of Interventional Oncology
2001 K Street NW, 3rd Floor North | Washington, DC 20006 USA
202-367-1164 | Contact Us
www.sio-central.org
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