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SODIUM, 24 HOUR URINE
Test CodeLAB446
CPT Codes
81050, 84300
Preferred Specimen
24 hr. urine collection
Instructions
TO COLLECT A 24-HOUR URINE SPECIMEN: At the hour selected to start the 24-hour period, have the patient urinate and discard. From that time collect all urine passed in a clean container and transfer immediately to this bottle. DO NOT HAVE PATIENT URINATE DIRECTLY INTO THE BOTTLE. Have the patient pass the last urine at the end of the 24-hour period and add this into the bottle. The container must be kept refrigerated at all times during the 24-hour collection.Refrigerate during collection
Transport Container
24HR Urine container- No Preservative
Transport Temperature
Refrigerated
Methodology
Ion-selective electrode (ISE)
Setup Schedule
Set Up:Daily Report Available:1 day
Reference Range
| Sodium, urine | Not established |
| Sodium, 24hr urine | 130-260 mEq/L |
| 24Hr Total Urine Volume | 1000-2500 mL |
Performing Laboratory
GBMC Chemistry
