| CK-MB |
CK-MB is found in the heart, muscles, and other organs. These include the small intestine, brain, and uterus. Injured heart muscle cells release CK-MB into your blood if you have a heart attack. |
| Troponin I |
Troponin I is an enzyme found almost exclusively in heart muscles. In the setting of certain conditions, such as a heart attack, levels of troponin I become elevated and can remain so for several days. |
| D-Dimer |
A D-dimer test looks for D-dimer in blood. D-dimer is a protein fragment (small piece) made when a blood clot dissolves in your body. |
