ALBUMIN: GLOBULIN RATIO; A: G RATIO

What this test checks

Calculates the ratio of albumin (made by the liver) to globulin (made by the immune system) in your blood. An unusual ratio can hint at liver disease, kidney disease, or immune disorders.

Why do people get this test?

A simple add-on to a liver panel that gives extra clues when the basic tests are unclear.

When you should consider this test

• Doctor is investigating liver or kidney problems
• Unexplained weight loss or weakness
• Follow-up of chronic liver disease

How to prepare

Usually paired with a liver function test. Fasting may be requested.