1. High Sensitivity Troponin (hsTnT) : Result Interpretation Matrix*
1st hsTnT on presentation
High Risk of Myocardial Ischaemia
Low Risk of Myocardial Ischaemia
 Clinical Assessment
Result > 14 ?
Result > 100 ?
> 6 hrs of symptoms?
2nd hsTnT
(taken at >6 hours post symptom onset AND >3 hours from 1st test)
1st or 2nd Result > 14 and > 50% change ?
YES NO
* this matrix is intended to assist with the interpretation of hsTnT results only - it does not represent a matrix for the clinical management of patients with chest pain
Updated August in reference to “2011 Addendum to the National Heart Foundation of Australia/Cardiac Society of Australia and New Zealand Guidelines for the Management of Acute Coronary Syndromes (ACS) 2006” Chew et al Heart. Lung and Circulation 2011 ; 20(8) :