Radiation exposure from CT scans in childhood

26 Mar

nice blog post from early January at ALiEM on CT exposure data in kids. click through for a quick read.

 

HIGHLIGHTS:

Exposure to 2-3 CT scans of the head will triple the risk of brain tumors

 

5-10 head CT scans will triple the risk of leukemia.

 

approximately 1 excess case of leukemia and 1 excess brain tumor per 10,000 patients.

 

estimated cumulative absolute risk of being diagnosed with a brain tumor or leukemia 10 years after the first CT scan is 0.01%

 

References: academic life in emergency medicine post; picture

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