Test Code TROP.1 TROPONIN I ULTRA-SENSITIVE
Methodology
Chemiluminescent Immunoassay
Useful in the diagnosis of acute myocardial infarction, monitoring acute coronary syndromes, and estimating prognosis. Increased levels can also be due to conditions other than acute myocardial infarction, including sepsis, angina, congestive heart failure, and myocarditis.
Specimen Requirements
Submit only 1 of the following specimens:
Preferred:
Plasma
Container/Tube: Green-top (lithium heparin) tube(s)
Specimen Volume: 1 mL (minimum volume: 0.5 mL) of plasma-Hemolyzed specimen is not acceptable.
Collection Instructions: Spin down within 2 hours of draw.
Note: Label specimen appropriately (plasma).
Alternate:
Serum
Serum Gel Tube
Container/Tube: Serum gel tube(s)
Specimen Volume: 1 mL (minimum volume: 0.5 mL) of
serum-Hemolyzed specimen is not acceptable.
Collection Instructions: Spin down within 2 hours of draw.
Note: Label specimen appropriately (serum).
Plain, Red-Top Tube
Container/Tube: Plain, red-top tube(s)
Specimen Volume: 1 mL (minimum volume: 0.5 mL) of
serum-Hemolyzed specimen is not acceptable.
Collection Instructions: Spin down within 2 hours of draw.
Note: Label specimen appropriately (serum).
Day(s) Test Set Up
Monday through Sunday
Reference Values
99th percentile URL: 0-0.034 ng/mL
AMI cutoff: 0.12 ng/mL
Performing Laboratory
Logan Health Medical Center-Chemistry
Test Classification and CPT Coding
84484
Specimen Transport Temperature
Refrigerate