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HelpTest Code LABMYOUR Myoglobin, Urine
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic | ARUP Test ID |
|---|---|---|---|
| Myoglobin, Urine | LABMYOUR | MYOG-U | 0020223 |
Performing Laboratory
ARUP
Specimen Type
Random or 24-hour urine. Refrigerate during collection.
Specimen Required
Thoroughly mix entire collection, then, perform one of the two processing options below:
Option 1: Immediately after collection, adjust pH to 8-9 by adding 10 percent Na2CO3. Transfer 1 mL aliquot urine to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Option 2: Immediately after collection, transfer a maximum of 4 mL urine to an ARUP Standard Transport Tube prefilled with Sodium Carbonate (ARUP)supply #48096). (Min: 0.5 mL.
Specimen Stability Information
pH 8-9: Ambient: 4 hours; Refrigerated: 72 hours; Frozen: 1 month
Method and Method Description
Quantitative Electrochemiluminescent Immunoassay
Day(s) Test Set Up
Sun-Sat
CPT/LOINC
CPT: 83874
Myoglobin Urine LOINC: 2641-9
Interpretation
Patients with urine myoglobin greater than 15 mg/L are at risk of acute renal failure. Usual results are less than 1 mg/L. Results between 1 and 15 mg/L are associated with vigorous exercise, myocardial infarct, mild muscle injury, and other conditions.
Reference Interval
0-1 mg/L