Keywords: Model positioned in computed tomography scanner.jpg A patient model wearing a short face mask is positioned in a computed tomography CT scanner to obtain images of a tumor before radiation therapy Topics/Categories People -- Patients Test or Procedure -- Imaging Procedures Treatment -- Radiation Therapy Type Color Photo Source National Cancer Institute Daniel Sone Photographer 8961 2010-08-24 None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Daniel Sone Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ Computed tomography |