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Mycoglobin Urine 661

Test Code
MYU


Alias/See Also
MYU


CPT Codes
83874

Preferred Specimen
Minimum: 4 mL urine submitted in a Myoglobin Transport tube


Minimum Volume
1


Instructions
4 ml random urine to a Mycoglobin Transport tube within one hour of collection


Transport Container
URINE


Transport Temperature
F


Specimen Stability
Room temperature: Unacceptable
Refrigerated: 72 hours
Frozen: 72 hours


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimen received in a non-Myoglobin Transport tube • More than 4 mL urine in Myoglobin Transport tube • Specimen received room temperature • Specimen received past stability • pH <8.0 • Timed urine


Methodology
Nephelometry

Setup Schedule
Set up: Mon-Sat evening; Report available: 1-2 days


Reference Range
<28 mcg/L


Clinical Significance
The breakdown of skeletal muscle (rhabdomyolysis) releases myoglobin. Very high concentrations of myoglobin may increase the risk of acute renal failure.


Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.