Creatine Phosphokinase (CPK) Test
- Category
- Muscle
- Sample
- Blood sample taken from a vein in your arm
- Reports () Terms & Conditions Report time varies with time of sample collection.
- In 2 days
- Fasting
- No Fasting
- Age
- 5+ Years
Measures creatine phosphokinase (CPK/CK), an enzyme found in skeletal muscle, heart and brain.
Raised levels indicate muscle damage — from injury, intense exercise, muscle diseases (myositis, muscular dystrophy), statin side-effects or heart attack.
Muscle pain, weakness or cramps, or people on statins with muscle symptoms.
No fasting needed.
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Yes, avoid strenuous exercise for 48 hours, as it can raise CPK significantly.
No fasting is needed. You can eat and drink normally unless your doctor has advised otherwise.
Blood sample taken from a vein in your arm.
Usually within 11–35 hours after the sample reaches the lab. You will receive the report online.