Cardiac Anesthesiologist blog
Creatine kinase-MB (CK-MB) is a form of an enzyme found primarily in heart muscle cells.
Your body makes 3 forms of CK, including CK-MB.
- CK-MM (found in skeletal muscles and the heart)
- CK-MB (found mostly in the heart, but small amounts found in skeletal muscles)
- CK-BB (found mostly in the brain and smooth muscle, such as the intestines.