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Myoglobin, Urine

Item Value
Available Stat? No
Test code MOLT
Performed by Quest
Sendout? Yes
Method Fixed Rate Time Nephelometry
Collection Instructions Deliver to laboratory immediately after collection.
Container type Urine cup
Amount to Collect 4 mL
Sample type Random urine
Preferred volume 4 mL
Min. Volume 4 mL
UCSF Rejection Criteria Received > 2 hours after collection
Processing notes Transfer urine to the Myoglobin Transport Tube within one hour of collection. Freeze and ship frozen. Order Quest test code 661

Noter that samples was past stability if > 1 hour old when received. Reject if > 2 hours old when received.
Ref Lab Rejection Criteria Test received in non-Myoglobin Transport Tube. pH < 8.0, past stability or unrefrigerated
Units µg/L (mcg/L)
Normal range < 38 µg/L
Synonyms Rhabdomyolysis; myoglobinuria
Stability Room temperature 1 hour, refrigerated 3 days, frozen 1 week
Turn around times 3-5 days
Additional information The breakdown of skeletal muscle (rhabdomyolysis) releases myoglobin. Very high concentrations of myoglobin may increase the risk of acute renal failure.
CPT coding 83874-90
LOINC code 2641-9
Last Updated 7/31/2015 8:48:36 AM
Entry Number 1636
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