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Test Code UTP24H Protein, Urine, 24-hour, LAB441


Pyrogallol Red

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


Preferred: 24-hour urine collection

Sample Volume: 0.5 mL from a 24-hour timed urine collection. No preservative.

                           Refrigerate specimen during collection, and send specimen refrigerated.

Stability: Specimens stored at 4 °C with no additives are stable for at least three days.

Collection Instructions; Obtain 24-hour urine jug from laboratory

Note: 1. Urine should be collected before fluorescein is given or at least 24 hours after.

          2. Starting and ending times of collection are required for processing.

          3. When a 24-hour urine for protein is done, a PV (period and volume) must also

              be ordered and resulted. (FOR LAB USE ONLY).

Reference Values

0-150 mg/24 hours

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

81050-Timed urine measurement

84155-Protein, total

Useful For

Protein measurements in urine are used in the diagnosis and treatment of disease conditions such as renal disease, heart disease, or thyroid disorders, which are characterized by proteinuria or albuminuria.