Is Blood Transfusion a Means of False Positive Phosphatidylethanol Testing?

Alcohol-associated liver disease (ALD) is the most common indication for patients undergoing liver transplantation (LT) in the United States. There is an increased interest in performing LT for alcohol-associated hepatitis (AH) in select patients who fail to respond to medical therapy. The American Association for the Study of Liver Diseases endorses the use of alcohol biomarkers to aid in the diagnosis and management of ALD.