Test Directory

Physician Portal
Patient Portal

Sodium

Alternate Name: Na+

SAL Code:

301

CPT:

84295

Loinc:

2951-2

Turn Around Time:

1 Day

Setup:

Daily

Units:

mEq/L

Department:

Chemistry

Performing Laboratory:

Sherman Abrams Laboratory

Methodology:

Ion-Selective Electrode

Specimen Requirements:

Primary Tube:

SST

Primary Substance:

Serum

Alternate Sample Info:

Lithium heparin (green-top) tube

Rejection Criteria:

Gross hemolysis; improper labeling

Clinical Info:

Sodium measurements are useful in the diagnosis and treatment of aldosteronism, diabetes insipidus, adrenal hypertension, Addison's Disease, dehydration, inappropriate antidiuretic hormone secretion, or other diseases involving electrolyte imbalance.

Additional Information:

Electrolyte, acid-base balance; water balance; water intoxication; diagnose dehydration. Serum sodium is a predictor of cardiovascular mortality in patients in severe congestive heart failure.

Sample Collection:

Collect patient samples using standard phlebotomy techniques. Click here for additional collection instructions.

Test Information:

Components:

Brooklyn Navy Yard
Building 292, Suite 416
63 Flushing Avenue
Brooklyn, NY 11205

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