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Test Code RENALF Renal Function Panel, Fasting LAB0019

Performing Laboratory

UnityPoint Finley Hospital

Test Method

Albumin: Bromcresol Green Timed Endpoint; Roche cobas Pro/Pure

BUN: Enzymatic Method; Roche cobas Pro/Pure

Calcium: Enzymatic; Roche cobas Pro/Pure

Creatinine: Enzymatic Method; Roche cobas Pro/Pure

Glucose: Enzymatic Method; Roche cobas Pro/Pure

Sodium: Indirect Ion Selective Electrode; Roche cobas Pro/Pure

Potassium: Indirect Ion Selective Electrode; Roche cobas Pro/Pure

Chloride: Indirect Ion Selective Electrode; Roche cobas Pro/Pure

CO2: Enzymatic Method; Roche cobas Pro/Pure

Phosphorus: Molybdate UV; Roche cobas Pro/Pure

Anion Gap - Calculation

BUN/Creatinine Ratio - Calculation

Estimated Glomerular Filtration Rate (eGFR): Calculation

Osmol Gap - Calculation

Performance

Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours after the specimen arrives at the testing site.

 

STAT orders: Typically completed within 30 minutes after the specimen arrives at the testing site.

Specimen Requirement

0.5 mL serum or plasma is required.

Collect blood in a lithium heparin, green-top or red-top tube from a fasting patient. (A 12 hour fast is
recommended.) Gel separator tubes are acceptable. Serum or plasma should be separated from contact with cell within 2 hours of collection. Refrigerate the specimen if unable to assay within 8 hours of collection. Hemolyzed specimens are not acceptable.

Useful For

Refer to the individual test components for clinical significance.

Reference Values

Refer to the individual test components for reference values and critical values.
 

CPT Code Information

80067 Multi-test Laboratory Panels; Renal function
panel

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