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HelpTest Code UOSMO Osmolality, Random, Urine
Additional Codes
St. Luke's Compendium Code (Iatric): L303.1260
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Freezing Point
Specimen Requirements
5 mL from a random urine collection. No preservative.
Reference Values
300-1,000 mOsm/kg
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 83935-Osmolality
CPT: 81003-Urine Specific Gravity
LOINC: 48148-1-Osmolality
LOINC: 5810-7 Urine Specific Gravity