Common (black text) and unique (red text) features of ALD and NAFLD in HCC predisposing factors, HCC characteristics and prognostic factors after therapy. Molecular factors are described in green boxes and clinical characteristics in blue boxes. References supporting each association are indicated. GGT, γ-glutamyl transferase; HCC, hepatocellular carcinoma; SNP, single nucleotide polymorphism; T2D, type 2 diabetes.