GPT and obesity due to melanocortin 4 receptor deficiency: The increasing prevalence of NAFLD has been associated with obesity (6), type 2 diabetes mellitus (T2DM) (7), hyperlipidemia, hypertension (HTN) (7), and elevated liver enzymes, namely, alanine aminotransferase (ALT) (6) and γ-glutamyl transferase (GGT) (8).