POTASSIUM

Message

Heparin choice is Lithium

Test Code

CPT Codes
84132

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.6 mL

Other Acceptable Specimens

or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of serum and red cells. See Specimen Container for appropriate sample type. Separate and refrigerate until tested.

Specimen Stability

2-8°C up to 7 days; No additional storage types

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis, lipemia, and icterus interferes

Methodology

Indirect ISE (Ion Selectrive Electrode)

Setup Schedule

M, T, W, Th, F, Sa, Sun

Reference Range

3.5 - 5.1 mEq/L

Clinical Significance

Used to monitor electrolyte balance in the diagnosis and treatment of disease conditions characterized by low or high blood potassium levels

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: April 25, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.