Waqar Azim, Tariq Rafi, Khalid Ahmed, Muhammad Khalid Raja, Muhammad Luqman.
Comparison of Cardiac Troponin-I with CK-MB as a diagnostic marker of Acute Myocardial Infarction.
Pak Armed Forces Med J Jan ;50(2):65-7.

Troponin-I is a specific contractile protein of cardiac and skeletal muscle, it appears in circulation within 4 hours of myocardial injury. This study was carried out to compare that dianostic value of cardiac troponin-I with creatinine kinase-MB (CK-MB). A number of 98 patients of acute myocardial infarction (AMI) were selected from coronary care unit of Armed Forces Institute of Cardiology, Rawalpindi. Qualitative estimation of cardiac troponin-I with Chembio Diagnostic Monotest Kit based on immunochromatography and CK-MB estimation by kinetic assay was performed. Out of 98 patients, 64 patients had positive troponin-I and raised CK-MB level. 19 patients had positive troponin-I but normal CK-MB. 5 patients had negative troponin-I and raised CK-MB. It was concluded that qualitative cardiac troponin-I is a useful marker of acute myocardial infaction comparable to CK-MB.

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