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HelpTest Code MYGLU Myoglobin, Random, Urine
Additional Codes
LAB412
Reporting Name
Myoglobin, Random, UUseful For
Confirming the presence of a myopathy
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineSpecimen Required
Supplies: Urine Myoglobin Transport Tube (T691)
Container/Tube: Plastic, 5-mL urine myoglobin transport tube
Specimen Volume: 4 mL
Collection Instructions:
1. Collect a preservative-free, random urine specimen.
2. If specimen is at ambient temperature, aliquot the urine to a urine myoglobin transport tube within 1 hour of collection. Refrigerate specimen.
3. If specimen is at refrigerate temperature, aliquot the urine to a urine myoglobin transport tube within 2 hours of collection.
Additional Information: Urinary myoglobin is highly unstable unless alkalinized with sodium carbonate preservative.
Must be transferred in to Urine Myoglobin Transport Tube (T691) after collection
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated | 7 days | MYOGLOBIN TRANSPORT TUBE |
Reference Values
0-24 mcg/L
Reference values have not been established for patients younger than 18 years; however myoglobin is not expected to be detectable in urine.
Day(s) Performed
Monday through Sunday
Test Classification
This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
83874
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| MYGLU | Myoglobin, Random, U | 2641-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| MYGLU | Myoglobin, Random, U | 2641-9 |
Report Available
1 to 2 daysMethod Name
Electrochemiluminescent Immunoassay (ECLIA)