Calculator for Posttest Risk using PROCAM as the

pretest measure and Coronary Calcium Score Percentiles

as the Corrector for PROCAM


10 year pretest


1. Step: Define pretest probability for 10 year risk of

fatal or nonfatal myocardial infarction based on

the PROCAM Risk Algorhithm

Coronary imaging

2. Step: in intermediate risk people you may perform a

coronary calcium study using EBCT or MSCT.



3. Step: Search for the calcium score percentile from this table (Lit)

Risk Prediction

4. Step: Proceed to the AMI calculator.