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Published on July 13, 2021

High Sensitivity Troponin I - SERIAL

Mint Green Plasma Separator Tube

Tube Type

Test ID LAB10093
EPIC Order
HIGH SENSITIVITY TROPONIN I - SERIAL
CPT Code(s) 84484
Group/Individual Test Individual
Laboratory Core Laboratory
Tube Station Routine: 30; STAT: 888
Specimen Routine: 4 mL blood/Li Heparin plasma separator tube/Mint Green top. Also acceptable serum (Gold SST / Red Top Tube)
Micro: 1 mL blood/mint green top bullet/gold top/red top
Stability
Unspun: 8 hours
Spun/Separated, Room Temp-</=8 hrs recommended
Spun/Separated, Refrigerator: 7 days
Spun/Separated, Frozen: 4 weeks
Availability Routine: 24 hrs/day
STAT: Yes
Turnaround Time Routine: 1 hour; STAT: 30 minutes
Reference Range Normal:
hsTroponin I (99th Percentile) ng/L
Male ≤53
Female or Unspecified ≤34
Critical:
Male >53 ng/L
Female or Unspecified >34 ng/L
Comments

Please refer to the UNC Health System Chest Pain Tool Kit for full guidance on troponin testing.

Reviewed by Christopher Parker on July 13, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514