Test Code LI Lithium, Serum
Methodology
Ion-Selective Electrode (ISE)Performing Laboratory
Aspen Valley HospitalPhysician Office Specimen Requirements
Container/Tube: Orange-top tube(s) or plain, red-top tube(s) - Serum gel tube is not acceptable.Specimen: 2 mL (minimum volume: 1 mL) of serum
Transport Temperature: Ambient
Collection Instructions: Draw blood 12 hours ±30 minutes after last dose. Allow specimen to clot for approximately 10 minutes, spin down, remove serum, and place in separate plastic vial. If there is a delay in transport of >8 hours, send specimen refrigerated.
Note: Indicate date and time of last dose on request form.
Reference Values
0.5-1.5 mEq/LCritical value (automatic call-back): >2.0 mEq/L
Day(s) Test Set Up
Monday through SundayTest Classification and CPT Coding
80178