Potassium, Plasma

Orderable EAP code:

LAB00473

Billable EAP Codes:

80001773 x 1

CPT Codes:

84132 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mmol/L

Critical Values:

Less than or equal to 2.5 mmol/L
Greater than or equal to 6.0 mmol/L

Specimen Requirements:

4 mL blood in a GREEN top, lithium heparin tube.

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube.

Reference Range:

3.4 to 5.0 mmol/L

Comments:

Specimen stability: Plasma/serum on cells stable 7 hours at room temperature. Plasma/serum separated from cells stable 7 days at room temperature.

Synonyms:

K, Electrolytes