Peter Attia· MD
first of all we know that 15 of zero calcium scores are false negatives anyway if you do a CTA a CT angiogram listener you're going to see a calcification that was missed because the CTA has much finer slices than the CAC or you're going to see soft plaque in fact one series found that I think almost two percent of zero scores on cax actually had hemodynamically significant lesions on CTA