The most sensitive double-marker method of cardiac isoenzymes of creatinine kinase, troponin I, and myoglobin in different time periods for diagnosing acute myocardial infarction

Abstract

Materials and Methods: This was an observational-analytic research on a diagnostic test conducted on 256 patients who had referred to the emergency department with chest pain from 4 to 24 hours before their referral. They were sorted equally into two groups of 4-14 hours and 15-24 hours from onset of pain, each group including 128 patients.