Making the best use of testing for blood phosphatidylethanol

Department of Medicine, Division of Gastroenterology and Hepatology, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA Abbreviations: ALD, alcohol-associated liver disease; AUD, alcohol use disorder; LT, liver transplant; PEth, phosphatidylethanol. Correspondence Jessica A. Musto, Department of Medicine, Division of Gastroenterology and Hepatology, 1685 Highland Avenue, 4223 MFCB, Madison, WI 53705-2281, USA. Email: [email protected]