Additional Attendee Services:

  • Update contact information.
  • Add and remove sessions.
  • Print visa letter.
  • Print a registration confirmation.

Cancellation Policy

  • Cancellation of registration on or before February 9, 2024, INCLUDES canceling access to the full meeting.
  • Registration fees are not transferable.

Refund Policy

  • Registration fee refunds will be given only if written notification is received on or before February 9, 2024.
  • Registration fee refunds are subject to a $100 processing fee.
  • No refunds for the registration fee will be given for requests received after February 9, 2024.
  • Registration refunds will be processed 30 days after the conclusion of the meeting.

Check Payments

ASTRO does not accept check payments for online registrations. For questions, please contact the Head and Neck Registration Center.