Albumin:creatinine ratio (urine)
Category | Biochemistry | ||||
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Test background |
Also known (incorrectly) as microalbumin. Microalbuminuria (trace amounts of albumin in the urine) is an early indicator of diabetic nephropathy and is usually measured as the albumin:creatinine ratio. |
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Clinical Indications |
Diagnosis of diabetic nephropathy in diabetics and high-risk populations, eg. those with essential hypertension. Gross proteinuria should be assessed using urine protein. |
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Reference range |
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Sample & container required | Random urine in universal container (preferred) or 24 hour urine collection (plain) | ||||
Sample volume | Random urine: 0.5 mL or 24 hour urine collection | ||||
Turnaround time | Random urine: 1 day 24 hour urine collection: 2 days |