A 24-hour or spot urine potassium

Name: A 24-hour or spot urine potassium
Mnemonic: Urine Potassium
Container: 24-hour Urine Container; Urine Collection cup
Handling: 24-hour Urine Potassium: Collect urine in 24-hr urine container supplied by the Laboratory. No preservative. Patient collection instructions available in the Laboratory. Specimen must be stored refrigerated during colleciton. Submit entire volume for testing. Spot Urine Potassium: collect at least 10 ml urine in a Urine Collection Cup
Methodology: Methodology: ISE
CPT: 84133
Department: Main Lab
Preferred Volume: Random: 10 mL
Minimum Volume: Random: 10 mL
Stability: 1 day at room temperature, 4 days refrigerated, 1 week frozen
Performed: Daily
Units: Random: mmol/L; 24 hour: mmol/24hr
Reference Range: 24 hour: 30-90
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