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Bolded Tests are performed 

at a CNE Laboratory.

 

GENERAL INFORMATION

 

SPECIMEN COLLECTION INFO

PATIENT INSTRUCTIONS

 

 

 

 

 

 

 

 

Chief of Pathology & Laboratory Medicine Review

Mayo Clinic Laboratories

Test Code Lytes Electrolyte Panel

Specimen Type

Blood

Minimum Volume

1.0 mL

Container

Mint Green-Lithium Heparin
Plasma/Refrigerate

STAT Turnaround Time

45 Minutes

Routine Turnaround Time

4 Hours

Methodology

Sodium: Ion Selective Electrode (indirect)
Potassium: Ion Selective Electrode (indirect)
Chloride: Ion Selective Electrode (indirect)
CO2: PEP Carboxlase

Reference Range

Sodium: 136-145 mmol/L
Potassium
0-1 Month: 3.7-5.9 mmol/L
>1 Month-1 Year: 4.1-5.3 mmol/L
>1 Year-12 Years: 3.4-4.7 mmol/L
>12 Years: 3.5-5.1 mmol/L
Chloride
0-1 Month: 98-113 mmol/L
>1 Month: 98-107 mmol/L
CO2: 21-31 mmol/L

CPT Code

80051