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Osmolality, Urine : 678
Test CodeUOSMOQ or 678
CPT Codes
83935
Instructions
Random urine.
Transport Container
Transport 2 mL random urine (Minimum 0.5 mL) in a standard transport tube.
Transport Temperature
Refrigerated.
Specimen Stability
Room temperature: 4 days; Refrigerated: 7 days; Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Preserved urine.
Methodology
Freezing Point Depression
Setup Schedule
Monday - Friday
Report Available
1-4 days (From receipt at performing laboratory)
Reference Range
50-1200 mOsm/kg
Clinical Significance
Useful for assessing the concentrating ability of the kidney.
Performing Laboratory
Quest Diagnostics
