LabCorp Test

Microalbumin Urine Test, 24-Hour

Quick Overview

Test used to check urine for the presence albumin, which is normally found in the blood and filtered by the kidneys.

Test #140050


Availability: In stock

Also Known As Albumin, Urine.
Preparation No fasting required. Urinate at 8am and discard the specimen. Then collect all urine in 24-hour period, ending with final collection at 8am the next morning. Refrigerate the collected urine between all voidings or keep it in a cool place. Screw the lid on securely. Transport the specimen promptly to the laboratory. Container must be labeled with full name, date and time collection started, and date and time collection finished.
Test Results 1-2 days. May take longer based on weather, holiday or lab delays.


This test is useful in the management of patients with relatively early stages of diabetes. Albumin is not present in the urine when the kidneys are working properly, but when they are damaged, small amounts of albumin leak into the urine, a condition is called microalbuminuria.

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