Troponin I cardiac

A troponin test measures the level of troponin in a sample of your blood. Troponin is a protein that's found in the cells of your heart muscle.

Source: MedlinePlus, U.S. National Library of Medicine

Normal range

Result tiers from clinical guidelines — not a single normal band.

What an abnormal result can be associated with

A high result
Increased circulating troponin I concentration

Associations from LOINC2HPO (Human Phenotype Ontology). This is reference information, not a diagnosis — only a clinician can interpret your result in context.

Details

Sample
Serum or plasma · LOINC
Listed under
Angina · Heart Attack
Code
LOINC 10839-9 · ng/mL
Also known as
Heart Disease, Trop I, Troponin