Laboratory Test Information Guide

Details for High Sensitivity Troponin T

Test Name: High Sensitivity Troponin T
Alternate Name(s): hs-TnT
Troponin T - High sensitivity
TNT - High sensitivity
Laboratory: Core
Specimen Type: 4.5 mL Green (Lithium Heparin) top Vacutainer tube

Pediatric:
2-10 yrs: 3 mL green top tube
Collection Information:  
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: As required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
4 hours
Stat
1 hour
 
Reference Range: ≤ 14 ng/L
Effective Date: 2012-02-01
Revised Date: 2018-12-21
Critical Value:  
Interpretive Comments: Order hs-TnT on patients with symptoms of myocardial ischemia to diagnose AMI. Reference limit is based on 99th percentile value in healthy population. hs-TnT may be significantly elevated in non-ACS patients. Evaluate hs-TnT results in the clinical context and not in isolation.

Algorithm Details can be found
https://lhsc.omni-assistant.net/lab/Document/DocumentDownloader.aspx?Df_Guid=e595a48b-3d88-4f5d-97ac-07a64fc0fd22
Special Processing:  
Comments: Please note that the hs-TnT reporting units are ng/L.
Method of Analysis: Electrochemiluminescence (sandwich)
Critical Information Required:  
Storage & Shipment:  
System Codes: 
Cerner
TNT
 
Referred To:  

Questions? Comments? Contact Laura Gopaul