For these employees, when a holiday falls on a nonworkday -- Saturday or Sunday -- the holiday usually is observed on Monday (if the holiday falls on Sunday) or Friday (if the holiday falls on Saturday).
CK-MB. 1  A creatine kinase-MB (CK-MB) test may be used as a follow-up test to an elevated creatine kinase (CK) in order to determine whether the increase is due to heart damage or skeletal muscle damage.
The Creatine Kinase Blood Test is also known as CK, Creatine Phosphokinase, CPK, and Total CK. No fasting is required for a CPK Test, and results will be delivered in 1-2 days.This blood test does not require a doctorâs order or insurance.Creatine kinase (CK), also known as creatine phosphokinase (CPK), is an enzyme found in the heart, skeletal muscle, brain, and other tissues, which is released into the bloodstream when a muscle is damaged. Creatine Kinase Blood Test, also known as a CK or CPK test, can indicate muscle & heart damage. This cheap lab test offers quick, convenient results. Payment Processing. Lab Locator. Find Blood Test Centers. Enter zip code to search: Compare Products. You have no items to compare.