Table 1 Laboratory tests for the differential diagnosis of MASLD

Anti-hepatitis C virus antibody

Hepatitis B surface antigen

Anti-hepatitis B surface antibody

Anti-hepatitis B core antibody immunoglobulin G (IgG)

Ferritin

Transferrin saturation

Ceruloplasmin

Antinuclear antibody

Antismooth muscle antibody

Antiliver kidney microsome type 1 (anti-LKM1)

Antimitochondrial antibody

Alpha₁-antitrypsin

Immunoglobulin A (IgA) anti-tissue transglutaminase

Serum IgA and IgG