At a Glance
Why Get Tested?
To detect and monitor muscle damage; to help diagnose conditions associated with muscle damage; sometimes to help determine if you have had a heart attack, although for heart attack detection, this test has been largely replaced by troponin
When to Get Tested?
When you have muscle weakness, muscle aches, and/or dark urine and your health practitioner suspects muscle damage; sometimes to monitor for muscle injury resolution or persistence; sometimes to detect ongoing or additional heart damage after a heart attack
A blood sample drawn from a vein in your arm
Test Preparation Needed?