Sodium
Label Mnemonic: URNA
Epic Lab Code: LAB904
Downtime Form: A-1a General Laboratory Requisition
Chemistry
6240 RCP
356-3527
Specimen(s):
Urine, Random
Collection Medium:
Clear top tube
Alternate Collection Media:
Call laboratory for additional acceptable specimen collection containers.
Minimum:
3.0 mL random urine; no preservative
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
1 hour (upon receipt in laboratory)
Reference Range:
Units are mEq/L.
No established reference range for random urine sodium.
Comments:
This test is also performed in the Iowa River Landing (IRL) clinical laboratory (for specimens drawn at that site).
Methodology:
Ion Selective Electrode
CPT Code:
84300
 
See Additional Information:
Urine Tests Requiring no Preservatives