Coronaryarterycalcification(CAC)isasanindependentriskpredictorofcardiovasculardiseaseandcanclassifyaninpidual’sriskofatheroscleroticcardiovasculardisease,particularlyinintermediate-riskinpiduals.Also,CACprogressionisassociatedwithgreaterratesofcardiovascularevents.ThisarticleprovidesavailabledataandexpertrecommendationsforCACbasedoncurrentpublications.WefocusontheutilityofCACforstratificationofinpidualsanddescribeitsdiagnosticvalueinidentifyingpatientsatrisk.WealsodescribetheimportantabilityofCACtoderiskapatientwithascoreofzero.