What does an elevated troponin 1 mean?
Very high levels of troponin are a sign that a heart attack has occurred. Most patients who have had a heart attack have increased troponin levels within 6 hours. After 12 hours, almost everyone who has had a heart attack will have raised levels. Troponin levels may remain high for 1 to 2 weeks after a heart attack.
What is significantly elevated troponin?
When a person has significantly elevated troponin levels and, in particular, a rise and/or fall in the results from a series of tests done over several hours, then it is likely that the person has had a heart attack or some other form of damage to the heart.
What level of troponin is elevated?
Interpretation
| Concentration (ng/mL) | Interpretation |
|---|---|
| < 0.04 | Normal |
| 0.04 – 0.39 | Elevated above the 99th percentile of a healthy population. |
What is the normal range for troponin 1?
For example, the normal range for troponin I is between 0 and 0.04 ng/mL but for high-sensitivity cardiac troponin (hs-cTn) normal values are below 14ng/L. Other types of heart injury may cause a rise in troponin levels.
What is a normal troponin 1 level?
What does a troponin 1 test show?
A troponin test measures the levels of troponin T or troponin I proteins in the blood. These proteins are released when the heart muscle has been damaged, such as occurs with a heart attack. The more damage there is to the heart, the greater the amount of troponin T and I there will be in the blood.
Is troponin supposed to be 0?
Can anxiety raise troponin levels?
Summary: People with heart disease who experience mental stress induced-ischemia tend to have higher levels of troponin — a protein whose presence in the blood that is a sign of recent damage to the heart muscle — all the time, independently of whether they are experiencing stress or chest pain at that moment.