3225 Potassium, Serum

Specimen Type Specimen Stability Reference Range
Serum 48 Hours 2 - 8° C 3.6-5.4 mEq/L

Specimen Requirements

Specimen Type: Serum
Container: 1 Serum Separator Tube (SST)
Temperature: Refrigerated
Preferred Vol: 1.00 mL
Min Vol: 0.50 mL

Method

Ion-Selective Electrode (ISE)

Schedule

Mon-Sat

Turn-Around Time

24hrs; Also offered STAT at an additional charge

Instructions/Notes

Clinical Utility

To determine if potassium concentration is within normal limits and to help evaluate an electrolyte imbalance; to monitor chronic or acute hyperkalemia or hypokalemia.

CPT Codes

84132

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