Albumin:creatinine ratio

Clinical Chemistry

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Description

Albumin is the most sensitive for low levels of protein, and therefore is the preferred test for detection of protein in the urine. Protein:creatinine ratio (PCR) should be used in pregnancy and in conditions where non-albumin proteinuria is suspected.

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Indications

Patients with diabetes and kidney disease and for the detection of proteinuria. ACR should be used with estimated glomerular filtration rate (eGFR) to stage chronic kidney disease.

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Sample Type

Early morning urine, no preservative, 2 mL

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Reference Range

<3 mg/mmol creatinine

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Turnaround Time

Within 1 day

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Testing Frequency

As required

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References

NICE guidelines (CG182)

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