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HelpTest Code LAB10090 Potassium - Premature
Department
CHEMISTRY
Collection Requirements
ONLY FOR NICU BABIES.
Primary Collection Container
Green Microtainer PST
Transport
Urine refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge and refrigerate.
If delay in delivery to lab greater than 2 hours, separate from cells.
Stability
Refrigerated: 24 hours
Minimum Testing Volume
0.5 mL
Reference Range
0-9 days 3.5-6 mmol/L
>9 days 3.5-5 mmol/L
Methodology
Roche Cobas Pro Ion Selective Electrodes
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
84132
Unacceptable Conditions
Hemolysis.