Study finds dramatic range of radiation exposures for cardiac CT angiography . Median exposure for the heart CT scan is roughly equivalent to 600 chest X-rays . Score: There was a wide range of exposures in the study depending on the medical center and the way the tests were performed . 6 Increase in cancer risk is small , slightly more than 0.02 percent for median exposure .
Study finds dramatic range of radiation exposures for cardiac CT angiography . Median exposure for the heart CT scan is roughly equivalent to 600 chest X-rays . Score: 6 Increase in cancer risk is small , slightly more than 0.02 percent for median exposure .