Displayed Dose versus Effective Dose: Understanding What’s on the CT Control Console

February 1, 2007 | Evaluations & Guidance


Physicists use a wide array of concepts and parameters to accurately and precisely describe radiation dose. As a result, radiation dose is often reported using descriptors with subtly different meanings, and proper interpretation requires in-depth knowledge. This is one reason for the general lack of understanding of radiation dose among medical personnel and the general public. However, when assessing and comparing relative risks, one particular parameter is used: the effective dose.

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