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Osmolality, Urine, Random (Urine Osmo)
MessageSample must come to room temp prior to analysis Do NOT dilute samples >2000mOsm/kg 1st Morning sample preferred
Test Code
UOSMO
Preferred Specimen
1 mL Spot or Random urine
Instructions
"Minimum specimen requirement 0.5mL urine Centrifuge Urine if necessary
Testing Frequency: Performed as Ordered"
Testing Frequency: Performed as Ordered"
Transport Container
Urine 1 Aliq
Transport Temperature
Refrigerate
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 3hrs RoomTemp; 24 hours refrige; 7days frozen in sealed cont
Methodology
Freezing Point Depression
Clinical Significance
"Expected Value(s):
Random: 50-1400 mOsm/kg
depending on fluid intake
Random: >850 mOsm/kg
after 12 hour fluid restriction"
Random: 50-1400 mOsm/kg
depending on fluid intake
Random: >850 mOsm/kg
after 12 hour fluid restriction"
