Normal Reference Ranges
Adult
0 - 85 ng/mL
Pediatric
0 - 85 ng/mL
Clinical Significance
Oxygen-binding protein in muscle. Rises rapidly (within 1-3 hrs) after muscle injury. Excreted in urine and can cause acute tubular necrosis (ATN) if severely elevated.
Causes of High
- Rhabdomyolysis
- Crush injury
- Myocardial infarction
- Extreme exercise
- Malignant hyperthermia
Causes of Low
- Normal finding