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At a Glance
Why Get Tested?
To determine whether muscle has been injured; to help diagnose conditions associated with muscle damage; to detect high levels in the urine that can cause kidney damage after extensive 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 healthcare provider suspects muscle damage; when there has been severe traumatic injury to skeletal muscle
A blood sample drawn from a vein in your arm or a random urine sample
Test Preparation Needed?