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Test Code E Sodium, Potassium, Chloride

Synonym

  • NA,K,CL

Profile Information

Reporting Name Available Separately Always Reported
Sodium Yes Yes
Potassium Yes Yes
Chloride Yes Yes

Specimen Required

Preferred Container/Tube: Mint Green Top
Acceptable Container/Tube: Mint Green Top, Gold SST Top
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 24 hours
Refrigerated: 5 days

Rejection Due To

  • Gross hemolysis
  • Gross icterus
  • Quantity not sufficient
  • Quality not acceptable

Reference Values

Sodium
0-6 days: 133-146 mmol/L
7-30 days: 134-144 mmol/L
31-182 days: 134-142 mmol/L
183-365 days: 133-142 mmol/L
1+ years: 135-145 mmol/L


 
Potassium
0-7 days: 3.2-5.5 mmol/L
8-30 days: 3.4-6.0 mmol/L
31-182 days: 3.5-5.6 mmol/L
183-365 days: 3.5-6.1 mmol/L
1-17 years: 3.3-4.6 mmol/L
18+ years: 3.5-5.0 mmol/L


 
Chloride
0-365 days: 98-113 mmol/L
1-17 years: 102-112 mmol/L
18+: 98-108 mmol/L

Cautions

Sodium/Chloride: Falsely low sodium and chloride results may occur in the presence of hyperlipidemia or hyperproteinemia.
Potassium: Falsely elevated serum/plasma potassium measurements may occur with lysis of red or white blood cells or platelets during or after blood collection.

Method Description

Indirect ion-selective electrode

Performing Lab

Clinical Lab UH
Clinical Lab University East
Clinical Lab James
Clinical Lab Martha Morehouse
Clinical Lab Spielman

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

Sodium, Potassium, Chloride

CPT Code Information

82435
84295
84132

LOINC Code Information

6768-6
1742-6
1920-8