An A/G ratio is a blood test that compares the amount of albumin and globulin in your blood. A normal A/G ratio is between 1.1 and 2.5. A low A/G ratio may suggest kidney or liver disease, chronic ...

Microalbuminuria (a high albumin level in your urine) is often a marker of diabetic nephropathy (kidney disease). Since microalbuminuria often doesn’t cause symptoms, experts recommend seeing a doctor ...