CT dose index and patient dose: they are not the same thing

Radiology. 2011 May;259(2):311-6. doi: 10.1148/radiol.11101800.


Estimates of individual patient risk, and epidemiologic studies assessing potential late effects, must use patient size–specific dose estimates—they cannot use only scanner output (volume CT dose index or dose-length product).

Publication types

  • Editorial
  • Research Support, N.I.H., Extramural

MeSH terms

  • Body Size
  • Humans
  • Models, Statistical
  • Models, Theoretical
  • Phantoms, Imaging
  • Radiation Dosage*
  • Radiation Protection
  • Radiometry / methods*
  • Tomography Scanners, X-Ray Computed
  • Tomography, X-Ray Computed*