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Sodium*

Important Note

*This test is orderable in Cerner as Sodium Level

Specimen Requirements

Specimen Type: Blood
Container/Tube:

Light-green top (lithium heparin gel or green-yellow)

Specimen Fill Volume: Full tube

Collection Instructions:

1. Send specimen in original tube.

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

Instrumentation

Roche Cobas

Performing Laboratory

Rutland Regional Medical Center Laboratory

Specimen Transport Temperature

Refrigerated

Normal Reference Values

136-145 mEq/L

Day(s) Performed

Daily

Analytical Time:

1 day

Available Stat

Test Classification and CPT Coding

84295

Critical Values

Birth – 7 days < 125 and > 150 mmol/L

8 days to < 1 year < 130 and >150 mmol/L

> = 1 year to < 18 years 150 mmol/L

> = 18 years < 120 or >155 mmol/L