Test Code UNA24 Sodium, Timed Urine
Additional Codes
Epic EAP: LAB445
Epic Description: SODIUM, URINE, TIMED
Synonym
24HR Urine Sodium
Na Timed Urine
Specimen Type
Urine, Timed
Specimen Required
Collection Container | Minimum Volume | |
---|---|---|
Preferred |
Timed urine container with no preservative |
Entire timed collection |
Instructions for Collection and Transport
Never collect in acid.
Internal samples: Indicate exact collection time. Submit entire urine collection.
Remote Locations: Measure timed urine and record volume and collection time on label. Aliquot urine into false bottom tube. Sample must remain cold at all times. Transport refrigerated on freeze packs. Refrigerate if holding overnight.
Aliquot Requirements
Urine
Optimum 3.0 mL
Minimum 2.0 mL
Performing Lab
Chemistry Lab
Assay Frequency
24 hours
Routine Turnaround Time
1 day
CSR Storage Requirements
Deliver primary container to Urinalysis or aliquot false bottom tube to automated track.
Satellite labs and Community Hospitals - measure urine; record volume and duration time; aliquot into false bottom tube.
CPT Code Information
84300
Patient Preparation
Refer to Timed Urine Collection instructions. Have patient note exact collection period on collection container.