Albumin, Urine Timed

Message

Performed in the Chemistry laboratory x5820
09.2018

Test Code

UALBT

Alias/See Also

Microalbumin

CPT Codes
82043

Preferred Specimen

Urine

Minimum Volume

2 mL

Instructions

For a 24 hour urine all of the urine is collected for a 24-hour period. The sample to be refrigerated during this time period.
There should be no preservative in the container. 24 hour urine collection not indicated for most patients, spot urine albumin recommended.

Transport Container

24hr urine container

Transport Temperature

Room Temperature.

Specimen Stability

Specimen should be analyzed immediately
2 - 8 ^oC: 6 days

Methodology
Turbidimetric/Immunoturbidmetric

Setup Schedule

This assay is performed 24 hours per day, 7 days per week

Reference Range

The result is reported as the amount of albumin excreted per day.
0 - 30 mg Albumin/gram Creatinine
30 - 300 mg Albumin/gram Creatinine (Microalbuminuria)
> 300 mg Albumin/gram Creatinine (Clinical albuminuria)

Clinical Significance

Measurement of albumin in urine aids in the diagnosis of kidney dysfunction and is recommended by the American Diabetes Association to screen for microalbuminuria.

Performing Laboratory
Performed in the Chemistry Laboratory, Tufts Medical Center. X5820

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.