A survey of image‐guided radiation therapy use in the United States

BACKGROUND: Image‐guided radiation therapy (IGRT) is a novel array of in‐room imaging modalities that are used for tumor localization and patient setup in radiation oncology. The prevalence of IGRT use among US radiation oncologists is unknown. METHODS: A random sample of 1600 radiation oncologists was surveyed by Internet, e‐mail and fax regarding the frequency of IGRT use, clinical applications, and future plans for use. The definition of IGRT...