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Test Code MALB24 Microalbumin Urine, Timed LAB410

Test Method

Turbidimetric Immunoassay; Beckman DXC600

Specimen Requirement

10 mL urine is required.

Additional Specimen Collection Information

Collect a urine specimen for the specified time in a
plastic container. No preservative required. Store the urine
specimen refrigerated and transport to the lab within 48 hours.
Label the specimen appropriately with two identifiers, patient name
and another identifier, (patient ID number, DOB, etc.) include date
and time of collection. Record the time period of collection
on the specimen label. Send the entire specimen to the laboratory.
24-Hour specimens are recommended but other timed collections are
acceptable.

Labs submitting specimens should aliquot 10 mL and send
in a plastic transport tube. Label the tube appropriately with
two identifiers, patient name and another identifier, (patient ID
number, DOB, etc.) include date and time of collection. Record
the time  of collection and total volume of the timed
specimen on both the request form and the specimen. Store the urine
specimen refrigerated and transport to the lab within 48 hours.

Reference Values

Total Excretion: < 30.0 mg/24 Hours

Excretion Rate: < 20.0 mcg/Min

Performance

Testing is performed Monday through Sunday.

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

Useful For

Evaluating diabetic patients to assess the potential for early
onset of nephropathy

LOINC Code Information

14956-7 Microalbumin [Mass/Time] In 24 Hour Urine

CPT Code Information

82043 Chemistry: Albumin, urine, microalbumin; quantitative