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Sodium

Important Note

*This test is orderable in Cerner as Sodium Level

Specimen Requirements

Specimen Type: Blood
Container/Tube:

Preferred: Light-green top (lithium heparin gel)

Acceptable: Red top, serum gel

Specimen Volume: Full tube

Specimen Minimum Volume: 2 mL

Collection Instructions:

1. Send specimen in original tube.

2. If there is a delay in transport of >1 hour, centrifuge tube.

Stability

7 days Refrigerated

Reference Range

136-145 mmol/L

Instrumentation

Siemens Dimension EXL

Methodology

Ion-Selective Electrode (ISE)

Test Schedule/Analytical Time/ Test Priority

Daily / Same day / Available STAT

CPT (s)

84295