Test Code UK Potassium Urine, Random LAB434
Performing Laboratory
UnityPoint The Finley Hospital
Test Method
Ion Selective Electrode; Roche cobas Pro
Performance
Testing is performed Monday through Sunday.
Typically assayed within 2 hours after the specimen
arrives at the testing site.
Specimen Requirement
0.5 mL urine is required.
Collect a random urine specimen. No preservative is required.
Label the specimen appropriately with two identifiers, patient name
and another identifier, (patient ID number, DOB, etc.) include date
and time of collection. Store the urine specimen refrigerated and
transport to the lab within 48 hours.
Useful For
Urine K+ is useful in determining the cause for hyper- or
hypokalemia.
Reference Values
Reference values are not establish for random urine. Results are
subject to interpretation by the clinician.
CPT Code Information
84133 Chemistry: Potassium; urine
LOINC Code Information
2828-2 Potassium [Moles/Volume] In Urine