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Microalbumin
(a.k.a Alb/creat Ratio)
Test Code: MAL
Special instructions
Early morning sample prefered but random samples are acceptable. Must be plain container (no preservative).
Units
mg/mmol
Linked to
Urine creatinine
Turnaround Time
2
days
Department: Biochemistry
Clinical Application
Urine albumin:creatinine ratio should be interpreted alongside eGFR to determine CKD staging and guide management (see NICE guideline CG182).
ACR categories:
A1: ACR <3 mg/mmol – normal to mildly increased.
A2: ACR 3-30 mg/mmol – moderately increased.
A3: ACR >30 mg/mmol – severely increased.
Please see individual reports for further guidance.
