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HelpTest Code 292 Osmolality, Urine
Additional Codes
ALAB: OSMOU
PowerChart: Osmolality Urine
MA Cerner: Urine Osmolality Random
Test Method
Freezing Point Osmometry; Osmo I, Advanced Instruments
Specimen Requirement
2 mL urine is required.
Additional Specimen Collection Information
Random urine specimen in a tightly capped container. Store specimen refrigerated at 2-8°C.
Performance
Testing is performed Monday through Sunday.
Typically completed within 4 hours after the specimen arrives at the testing site.
Reference Values
0-11 months: 50-750 mOsm/kg
≥12 months: 150-1,150 mOsm/kg
CPT Code Information
83935 Chemistry: Osmolality; urine
Useful For
Assessing the concentrating and diluting ability of the kidney
LOINC Code Information
2695-5 Osmolality Of Urine