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High-Sensitivity Troponin I

hsTnI hs-cTnI High-Sensitivity Cardiac Troponin I
Serum (SST) ng/L

About this test

Highly sensitive assay for cardiac troponin I. The primary biomarker for detecting myocardial injury. Enables earlier rule-in/rule-out of acute MI using 0h/1h or 0h/3h algorithms.

Reference Ranges

Sex Age Range Notes
All ≥ 18 yrs < 16 Adult; 99th percentile URL (varies by assay — always use lab-specific values)

Clinical Interpretation

High / Increased
Acute myocardial infarction (type 1 or type 2), myocarditis, demand ischaemia, PE, sepsis, CKD (chronically elevated), cardiac contusion.

Related Tests

High-Sensitivity Troponin T NT-proBNP CK-MB
Specimen
Serum (SST)
Reporting Unit
ng/L
Category
🧪 Clinical Biochemistry

⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.