ACUTE MYOCARDIAL INFARCTION HAS BEEN IDENTIFIED AS THE MAJOR KILLER DISEASE WORLDWIDE.IT ACCOUNTS FOR NEARLY A QUARTER OF THE CARDIOVASCULAR DISEASE MORTALITY IN INDIA.WITH THE IMMEDIATE SEQUELAE AND COMPLICATIONS DUE TO THIS CONDITION THERE IS A NEED FOR RAPID DIAGNOSIS.ECG BEING THE BASIC AND IMMEDIATELY DONE INVESTIGATION,THE NEXT CORNERSTONE IN ASSESSMENT IS WITH THE CARDIAC BIOMARKERS.AMONG THESE BIOMARKERS,TROPONIN-I IS MORE CARDIO SPECIFIC AS IT IS FOUND IN THE BLOOD CIRCULATION ONLY IN CASE OF CARDIAC MUSCLE NECROSIS.IN THIS STUDY WE ASSESSED THE USEFULNESS OF TROPININ-I AS A SHORT TERM PROGNOSTIC INDICATOR.