Test Code 731 Sodium Urine, Random
Additional Codes
ALAB: NAUR
PowerChart: Sodium Random Urine
MA Cerner: Urine Sodium.
Specimen Requirement
5 mL urine is required.
Additional Specimen Collection Information
Collect a random urine specimen. Label the specimen appropriately with two identifiers, patient name and another identifier, (patient ID number, DOB, etc.) include date and time of collection. Store the urine specimen refrigerated and transport to the lab within 48 hours.
Useful For
Assessing acid-base balance, water balance, water intoxication, and dehydration
Performance
Testing is performed Monday through Sunday.
Typically completed within 2 hours after the specimen arrives at the testing site.
CPT Code Information
84300 Chemistry: Sodium; urine
LOINC Code Information
2955-3 Sodium [Moles/Volume] In Urine
Test Method
MercyOne: Ion Selective Electrode Poteniometry; Beckman DXC880i
MA: Ion-Selective Electrode (ISE) Method; Roche Cobas 6000
Reference Values
Reference values are not establish. Results are subject to interpretation by the clinician.