what is cpk test
The creatine phosphokinase test measures the amount of creatine phosphokinase (CPK) present in the blood. The test is also known as creatine kinase, CPK test, and CK test.Creatine phosphokinase is a specific enzyme found primarily in the heart, skeletal muscle, and brain.The creatine phosphokinase test is performed to assess damage to tissue in the brain, muscle tissue, or heart.reatine phosphokinase is a specific enzyme found primarily in the heart, skeletal muscle, and brain. The creatine phosphokinase test is performed to assess damage to tissue in the brain, muscle tissue, or heart.