Patients may expose others to radiation after nuclear imaging

05/7/2013 | TheHeart.org (Montreal) (free registration)

Nuclear imaging using radiotracers can deliver radiation to more than just the patients, according to a study published in the Journal of the American College of Cardiology. Patients may emit small doses of radiation for a short time, potentially posing a problem for people such as clinicians who have regular exposure. "[O]ur data suggest that close and repeated contact should be avoided in populations that are more radiosensitive, such as pregnant women and children," researchers wrote. Measures that can reduce exposure include planning echocardiograms before nuclear procedures, delaying some tests and wearing a lead vest.

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