Lab Test : Sodium, Urine

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Alternate:N/A
Includes:Urine sodium
Department:Chemistry
Phone:(937) 641-3428
SQ Code:UNA, UNAT
Available:Daily, 24 hours
Turnaround:Routine: 3 hours, STAT: 30 minutes
Specimen:Urine, random or timed
Volume:0.1 mL
Container:Clean plastic urine collection container with lid
Temperature:Transport to lab within 30 minutes.
Rejection:Contaminated with feces.
Normal:20-110 mmol/L
Uses:Monitor kidney function, fluid and electrolyte balance, water balance and acid-base balance. Evaluate electrolyte composition of urine and evaluation for aldosteronism, Addison's disease.
Limitations:Hemolyzed red cells in urine.
Method:Indirect ISE
 

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