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Letters When a test is too good

CT triple rule-out examination: higher radiation dose without clinical benefit

BMJ 2013; 347 doi: (Published 20 August 2013) Cite this as: BMJ 2013;347:f5118
  1. David P Ripley, cardiology research fellow1,
  2. Akhlaque Uddin, cardiology research fellow1,
  3. John P Greenwood, senior lecturer in cardiology and consultant cardiologist1
  1. 1University of Leeds, Leeds LS2 9JT, UK
  1. david.ripley{at}

We welcome the Too Much Medicine series and Wiener and colleagues’ article on the overdiagnosis of pulmonary embolism by computed tomography (CT) pulmonary angiography.1

The argument ought to be extended to the “triple rule-out” CT examination, intended to rule out acute aortic syndrome, pulmonary embolism, and acute coronary syndrome in a …

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