Tests
Main Content
Potassium
| Test Name: | Potassium | ||
| Epic Order Code: | LAB114 | ||
| CPT Code: | 84132 | ||
| Specimen(s) Type: | Plasma or Serum; 0.5 mL | ||
| Acceptable Container(s): |   Tops are light green and gold. | ||
| Testing Schedule: | 24 hrs/day, 7 days/week | ||
| Turn Around Time: | STAT: 1 hour | ||
| Routine: 2 hours | |||
| Collection Information: | No special patient preparation is required. Collect specimens by standard phlebotomy procedures. | ||
| Transport Information: | Deliver to lab immediately. All specimens must be signed into the laboratory. | ||
| Reference Clients: | If unable to deliver to the lab within 1 hour, centrifuge the specimen and remove plasma/serum from the red cells. Store and transport at 2-8° C. Specimen must be received in the lab within 24 hours. | ||
| Causes for Rejection: | Improperly labeled, incorrect container, contaminated, insufficient quantity, incorrect/delay in transport, excessive hemolysis. | ||
| Reference Range: | Plasma: 3.4 - 4.5 mmol/L | ||
| Serum: 3.5 - 5.1 mmol/L | |||
| Critical: < 2.5 or > 6.5 mmol/L | |||
| Additional Information: | Test included in Electrolyte Panel, BMP, CMP and Renal Panel | ||