GPT and type 2 diabetes mellitus: We aimed to describe the prevalence of alanine aminotransferase (ALT) elevation, a biomarker for MASLD, in youth-onset T2D at diagnosis and after one year and investigate factors associated with ALT elevation.<h4>Methods</h4>A single-centre retrospective cohort study was conducted of patients (age ≤ 21 years) diagnosed with T2D between 1/1/2010 and 31/12/2021, with ALT available at diagnosis.