Transferrin, Carbohydrate-deficient (Alcohol Use) by Quest Diagnostics
Serum
Transferrin, Carbohydrate-deficient (Alcohol Use) - Heavy alcohol use (defined as >4 or 5 beverages per day for two weeks or more) is commonly associated with elevated CDT levels as are certain liver diseases such as primary biliary cirrhosis and chronic active hepatitis and in some patients with genetic D variants of transferrin.
Alcohol CDT by Access Med Labs
Serum
This test is designed to investigate chronic alcohol abuse. Heavy alcohol use (defined as >4 or 5 beverages per day for two weeks or more) is commonly associated with elevated CDT levels.