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HelpTest Code LAB3009 High Sensitivity Troponin I
Additional Codes
hs TNI
Collection:
Specimen: Blood
Container: Lavender Top Tube. (Note: Tube cannot be shared with other testing).
Specimen Volume: 4 mL; Minimum 1.0 mL
Pediatric Collection:
Two Lavender microtainers filled to 600 uL line OR 1 mL blood in 2 mL Lavender tube.
Stability:
Only K2 EDTA plasma specimens stored at room temperature (15 to 30°C) and tested within 8 hours from collection are valid for testing with this assay. Frozen specimens should not be tested.
Turnaround Time (TAT):
STAT: 1 HOUR
ROUTINE: 3 HOURS
Test Availability:
Daily / 24 Hours / Available STAT
Performing Laboratory Section:
CHEMISTRY / UMC MAIN LABORATORY
Reference Interval:
| Troponin I level | Reference |
| < 27 ng/L | Normal, 99th percentile |
Interpretive Data:
High Sensitivity Troponin I is performed on the Abbott Diagnostics iSystem.
To assess the risk of acute myocardial infarction, please follow the institution-specific hs-TnI algorithm, located in EPIC Knowledge base:
2. Inpatient hs-cTnI Algorithm
This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by the Medical University of South Carolina Hospital Authority in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.
Ordering Recommendations:
To assess the risk of acute myocardial infarction, please follow the institution-specific hs-TnI algorithm, located in EPIC Knowledge base:
2. Inpatient hs-cTnI Algorithm