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HelpCatalog ID Na Sodium (Plasma)
CPOE Test Name
Sodium Level
Synonyms
Na
Specimen Type
Plasma
Specimen Requirements
5 mL light green top tube (lithium heparin); light green cap microtainer acceptable 2 mL blood
Reference Values
132 – 146 mEq/L
Causes for Rejection
Wrong container; improper labeling
Turn Around Time
Urgent/Emergent 1 hour; Routine 2 – 4 hours
CPT / HCPCS Code
84295
Performing Lab
Core Laboratory BI 2023 721-2120
Critical Values
≤ 125 mEq/L or ≥ 160 mEq/L