MASCC/ISOO 2025 Annual Meeting

Dear Colleagues,

On behalf of the Multinational Association of Supportive Care in Cancer (MASCC) and the International Society of Oral Oncology (ISOO), I am delighted to invite you to join me at the 2025 Annual Meeting in Seattle, USA. Mark your calendars now for June 26-28, 2025!

The Annual Meeting is the foremost international and interdisciplinary conference on supportive cancer care. It covers the entire spectrum of problems experienced by patients as a result of their cancer and cancer treatment.

Rapid advances in cancer treatment have led to numerous innovations in supportive care. At the Annual Meeting, you’ll discover what’s new and what’s on the horizon in the diverse and exciting field of supportive care.


The overall theme of the meeting is “Informed Decisions in Supportive Cancer Care”. The main themes of the meeting are:

Shared Roles in Managing Chronic Toxicities of Cancer and Its Treatment
Emerging Toxicities of Emerging Treatments
Repurposing Old Medications for New Approaches to Supportive Care
Financial Toxicity: Balancing Risk and Benefit
Sessions on the Various MASCC/ISOO Study Group Topics

It will be three days of cutting-edge research, engaging presentations and many networking activities. We look forward to providing opportunities for you to present your research and connect with colleagues.

Our 2025 Annual Meeting will be hosted in Seattle, USA. Seattle is an exciting urban city bursting with innovation and surrounded by unmatched natural beauty.

I look forward to welcoming you to MASCC/ISOO 2025. Please share this invitation with any colleagues who might be interested in attending.

With Warmest Regards,
Joanne Bowen, PhD, MPhil, B.HSc
2025 Annual Meeting Chair