PROTEIN, URINE, QUANTITATIVE 24 HOUR

Message

Note: This test does NOT include the creatinine.

Test Code

LAB8052

CPT Codes
84156

Preferred Specimen

24 Hour Urine Container without preservative

Patient Preparation
Discard first morning urine on day of collection and note the time. Collect all urine voided during the next 24 hours. Refrigerate the urine during entire collection. See 24 hour urine collection instructions below.

Minimum Volume

10 mL aliquot (20 mL aliquot optimal)

Instructions

Mix the specimen well and measure the 24-Hour volume (RECORD THE TOTAL VOLUME)
Pour off 20 mL of urine into a separate plastice screw-cap container
Refrigerate if not tested immediately

Transport Container

Transfer tube

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 2 days

Methodology
Colorimetric

Setup Schedule

M, T, W, Th, F, Sa, Su

As received; STAT testing is available

Reference Range

50 - 80 mg/24hr

Clinical Significance

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

Performing Laboratory
Alverno Central Lab

Additional Information
24 Hour Urine Collection Instructions

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.