Sodium, Urine

0020851
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Example Reports
Abnormal
Normal

Ordering Recommendation

Mnemonic

U NA

Methodology

Quantitative Ion-Selective Electrode

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

24-hour urine with no additive. Refrigerate during collection. Also acceptable: Random urine.

Specimen Preparation

Transport 1 mL aliquot of urine from a well-mixed collection. (Min: 0.2 mL) Record total volume and collection time interval on transport tube and test request form.

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

pH adjusted urine specimens.

Remarks
Stability

Ambient: 8 hours; Refrigerated: 1 week; Frozen: 3 months

Reference Interval

Test Number
 Component
 Reference Interval
Sodium, Urine 51-286 mmol/d
0020473 Creatinine, Urine - per 24h
Age
 Male
 Female
3-8 years 140-700 mg/d 140-700 mg/d
9-12 years 300-1300 mg/d 300-1300 mg/d
13-17 years 500-2300 mg/d 400-1600 mg/d
18-50 years 1000-2500 mg/d 700-1600 mg/d
51-80 years 800-2100 mg/d 500-1400 mg/d
81 years and older 600-2000 mg/d 400-1300 mg/d

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

84300

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Components

Component Test Code* Component Chart Name LOINC
0020201 Sodium, Urine - per volume 2955-3
0020207 Creatinine, Urine - per volume 2161-8
0020208 Creatinine, Urine - per 24h 2162-6
0020601 Sodium, Urine - per 24h 2956-1
0097110 Total Volume 19153-6
0097111 Hours Collected 30211-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Electrolytes, Urine
  • Lytes, Urine
  • Na
  • Na Urine
  • Na+ Urine
  • Urine Na
  • Urine sodium
Sodium, Urine