Mayo Clinic's approach

Mayo Clinic experts have experience using IORT to treat many types of cancer, including:

Radiation oncologists at Mayo Clinic consider IORT to be ideal for treating cancers that are likely to recur in the same area after surgery alone. Also, IORT is helpful for cancers located near sensitive organs.

Your Mayo Clinic care team

At Mayo Clinic, radiation oncologists, medical oncologists, surgeons and pathologists work as a multidisciplinary team to provide whole-person care for those considering IORT. Other professionals are included as needed.

Advanced radiation treatment delivery

Mayo Clinic radiation oncologists have access to the latest technology to help with radiation treatment planning and delivery.

Mayo Clinic's campus in Arizona uses a mobile radiation therapy device to deliver IORT in the operating room. Mayo Clinic's campus in Minnesota has a dedicated operating room for IORT procedures.

Nationally recognized expertise

Mayo Clinic Cancer Center meets strict standards for a National Cancer Institute-designated comprehensive cancer center, recognizing scientific excellence and a multispecialty approach focused on cancer prevention, diagnosis and treatment.

Expertise and rankings

Mayo Clinic radiation oncologists are widely respected for their expertise in planning and delivering radiation therapy using advanced technology. This expertise and experience ensures that your team is prepared with the knowledge and resources to provide you with exactly the care you need.

Mayo Clinic in Rochester, Minn., Mayo Clinic in Phoenix/Scottsdale, Ariz., and Mayo Clinic in Jacksonville, Fla., are ranked among the Best Hospitals for cancer care by U.S. News & World Report. Mayo Clinic also ranks among the Best Children's Hospitals for cancer care.

Mayo Clinic Cancer Center meets strict standards for a National Cancer Institute comprehensive cancer center, which recognizes scientific excellence and a multidisciplinary approach to cancer prevention, diagnosis and treatment.

Locations, travel and lodging

Mayo Clinic has major campuses in Phoenix and Scottsdale, Arizona; Jacksonville, Florida; and Rochester, Minnesota. The Mayo Clinic Health System has dozens of locations in several states.

For more information on visiting Mayo Clinic, choose your location below:

Costs and insurance

Mayo Clinic works with hundreds of insurance companies and is an in-network provider for millions of people.

In most cases, Mayo Clinic doesn't require a physician referral. Some insurers require referrals, or may have additional requirements for certain medical care. All appointments are prioritized on the basis of medical need.

Learn more about appointments at Mayo Clinic.

Please contact your insurance company to verify medical coverage and to obtain any needed authorization prior to your visit. Often, your insurer's customer service number is printed on the back of your insurance card.

June 28, 2017
  1. Hoppe RT, et al., eds. Intraoperative radiation therapy. In: Leibel and Phillips Textbook of Radiation Oncology. 3rd ed. Philadelphia, Pa.: Saunders Elsevier; 2010. Accessed March 29, 2017.
  2. Mitin T. Radiation therapy techniques in cancer treatment. Accessed March 29, 2017.
  3. Haddock MG. Intraoperative radiation therapy for colon and rectal cancers: A clinical review. Radiation Oncology. 2017;12:11.
  4. Haddock MG (expert opinion). Mayo Clinic, Rochester, Minn. April 11, 2017.

Intraoperative radiation therapy (IORT)