Radiation danger in unnecessary CT scans
Warning to avoid needless CT scans, Canberra Times, BY HENRIETTA COOK, 13 Jul, 2011 , A growing number of Australians are receiving unnecessary computerised tomography scans at hospitals and clinics.
Last year there was a 40 per cent increase in the number of diagnostic radiation incidents reported to government authorities, with unnecessary and unplanned CT scans making up the bulk of cases. Sixty diagnostic radiology incidents were reported to the Australian Radiation Incident Register in 2010, up from 43 in 2009. There were 29 incidents where patients were given unnecessary or unplanned CT scans and six reported occasions where patients received CT scans and later found out they were pregnant…..
”CT scans are 100 times more powerful than a conventional X-ray. You have to try and avoid that sort of radiation unless absolutely necessary.”
Dr Deb said many doctors were ordering patients to have CT scans when their conditions could easily be diagnosed with conventional X-ray machines, which emit much lower doses of radiation……http://www.canberratimes.com.au/news/local/news/general/warning-to-avoid-needless-ct-scans/2224657.aspx
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