Aleksander Krag on the utility of PEth for subclassifying individuals at risk of steatotic liver disease

The Lancet Gastroenterology & Hepatology in conversation with

The Lancet Gastroenterology & Hepatology in conversation with
Aleksander Krag on the utility of PEth for subclassifying individuals at risk of steatotic liver disease
Feb 23, 2026
The Lancet Group

Steatotic liver disease labels hinge on alcohol intake, but self-report is often inaccurate. In this episode, Aleksander Krag (Odense University Hospital) discusses a large Danish study using phosphatidylethanol (PEth), a direct blood biomarker of recent drinking, showing substantial underestimation and potential reclassification from MASLD to MetALD/ALD.

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https://www.thelancet.com/journals/langas/article/PIIS2468-1253(25)00187-6/fulltext

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