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Radiation dose in scans could be halved

BMJ 2001; 323 doi: (Published 28 July 2001) Cite this as: BMJ 2001;323:185
  1. David Spurgeon
  1. Quebec

    The radiation dose in some chest examinations using computed axial tomography can be more than halved without jeopardising the radiologist's ability to make a diagnosis, a new study has said (American Journal of Roentgenology 2001;177:279-84).

    Dr James Ravenel, assistant professor of radiology at the Medical University of South Carolina, conducted the study with Ernest Scalzetti, Walter Huda, and William Garrisi at the SUNY Upstate Medical University in Syracuse, New York.

    To find the minimum radiation dose needed to maintain good image quality in computed axial …

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