Test Code LAB4193 SODIUM, URINE RANDOM
Specimen Type
Preferred Specimen: Transparent Red Top Tube
Alternative Specimen: Yellow Urine Tube, Sterile Container
Specimen Volume
10 mL
Minimum Volume
1 mL
Turnaround Time
STAT: 1 hour
Routine: 4 hrs
Test Schedule
Daily
Sample Stability
Room Temp: 45 days
Refrigerated: 45 days
Frozen: 1 year
Specimen Processing
Turbid urine specimens should be cleard by centrifugation prior to analysis.
Method
Indirect ISE (Ion Selectrive Electrode)
Reference Ranges
Sodium, Urine, Random mmol/L No normals established
Critical Values: None
Measurement Range: 20-400 mmol/L
Synonyms
Na, Urine, Random
Test Components
Sodium, Urine, mmol/L.
CPT Codes
84300
Specimen Rejection
Specimens contaminated with fecal material or meconium will be rejected.