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Albumin, Random Urine

Alternative Names/Synonyms	Albumin-Creatinine Ratio, ACR, Microalbumin,
Laboratory	Core Laboratory & Transfusion Medicine
Sub-section	Biochemistry
Specimen Type	Urine
Test Code	MALUR

Clinical Significance

Evaluating diabetic patients for risk of early-onset nephropathy.

Specimen Requirements (Sample Type)

Urine

Specimen Requirements (Volume (mL))

0.5 mL

Specimen Requirements (Tube Type)

Sterile Urine Container
Clear Top Urine Tube

Collection Containers – Tube Types

Collection Requirements

Collection Instructions

Sample Stability

Room Temperature: 7 days

Fridge: 1 month @ 2-8°C

Freezer: 6 months @ -20°C

Cause for Rejection

Specimen Acceptability and Transport Guidance

Instrument, Methodology

Roche cobas c 502, immunoturbidimetric

Test Availability

24 hours a day, 7 days a week

STAT Turnaround Time

1 hour

Routine Turnaround Time

3 hours

Reference Ranges

Normal: < 10 mg/L
Borderline: 10 - 20 mg/L
Elevated: > 20 mg/L

In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.

Laboratory Contact Information

416-586-4800 extension 4688