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Lithium, Plasma or Serum
Test Code775
CPT Codes
80178
Preferred Specimen
Submit only 1 of the following specimens:
Plasma
Container/Tube: Dark green-top (heparin) tube(s)-Lithium heparin tube is not acceptable.
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Plasma
Container/Tube: Dark green-top (heparin) tube(s)-Lithium heparin tube is not acceptable.
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Transport Temperature
Refrigerate
Methodology
Colorimetric
Setup Schedule
Monday through Sunday
Reference Range
Therapeutic concentration: 0.6-1.2 mEq/L
Toxic concentration (automatic call-back): >=1.6 mEq/L
Toxic concentration (automatic call-back): >=1.6 mEq/L
Clinical Significance
Useful for therapeutic drug monitoring
Performed By
CoxHealth
