Radiation from CT and perfusion scanning in pregnancyBMJ 2005; 331 doi: http://dx.doi.org/10.1136/bmj.331.7512.350 (Published 04 August 2005) Cite this as: BMJ 2005;331:350
- J Valmai Cook, consultant radiologist ([email protected]),
- John Kyriou, radiation protection adviser ([email protected])
- Epsom and St Helier University NHS Trust, Carshalton, Surrey SM5 1AA
- Radiological Protection Centre, St George's Hospital, London SW17 0QT
EDITOR—In her news article Eaton notes that most of the rise in medical radiation exposure is due to computed tomography.1 However, the whole body effective dose given for computed tomography may not reflect the increased risk to individual exposed body areas.
Last year we assessed the risks for pregnant women undergoing investigation for possible pulmonary embolism.2 The British Thoracic Society guidelines 2003 recommend computed tomography …
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