Veripath Test Directory

Epic Test Name POTASSIUM
Components
Synonyms K
Description
Specimen Requirements 
Container Preferred 3 mL green PST (lithium heparin) collection tube, Random / 24hr urine with no additive.
Specimen Type Blood, Urine
Preferred Collection Volume 3 mL
Minimum Collection Volume 3 mL; Neonates - 0.5 mL
Collection Instructions
Specimen Handling
Rejection Criteria Hemolysis
Methodology Ion Selective Electrode
Reference Range Serum/Plasma 3.6-5.0 mmol/L, Serum/Plasma (Children 0-11 months) 3.5-6.0 mmol/L (See notes for plasma)
CPT Code(s) 84132
Department Chemistry
Contact Information Lab (main): 214-633-5227
Turn Around TimeSTAT < 1 hr; Routine less than 4 hrs
Performed Sunday - Saturday
Performed by Chemistry
Link
Notes Plasma potassium levels are 0.2 mmol/L lower than serum.
Updated/Reviewed 09/25/2017


Label