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High Sensitivity Troponin-I
Test CodeHTROP
Alias/See Also
Epic: LAB16407
Preferred Specimen
Specimen Type: Plasma
Collection Container: Green top PPT (Lithium heparin)
Specimen Volume: 3 mL
Minimum Volume
0.25 mL
Other Acceptable Specimens
Specimen Type: Plasma
Collection Container: Green top (Lithium heparin)
Transport Container
Plastic vial
Specimen Stability
Room temperature: 8 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Unlabeled, mislabeled, wrong tube type, severely hemolyzed, QNS.
Methodology
Chemiluminescent Microparticle Immunoassay (CMIA)
Setup Schedule
Daily
Report Available
Same day
Limitations
The Alinity i STAT High Sensitivity Troponin-I assay is susceptible to interference effects from total protein > 8.8 g/dL. Total protein from 9.0 to 12.0 g/dL decreased troponin values at 500 ng/L by up to -16.3%.
Reference Range
Male 21-73 years: 0.0-35.0 ng/L
Female 21-75 years: 0.0-14.0 ng/L
Female 21-75 years: 0.0-14.0 ng/L
Performing Laboratory
Inova Laboratories
2832 Juniper Street
Fairfax, VA 22031
Additional Information
High-Sensitivity Cardiac Troponin I Information & Ordering
Last Updated: May 10, 2023
Last Review: N. Wolford, May 10, 2023