Fig. 4

Non-alcoholic fatty liver disease in a 13.9-year-old boy. The serum biochemical marker levels were as follows: AST to platelet ratio index (APRI), 1.3; AST to alanine aminotransferase ratio (AAR), 0.4; and fibrosis-4 (FIB-4) score, 0.4. a Two-dimensional shear-wave elastography (2D-SWE) showing diffuse hyperechoic parenchyma with 21.2 kPa liver stiffness value. b Histopathologic specimen showing mild necroinflammatory activity, severe macrovesicular steatosis, and significant septal fibrosis with architectural distortion with METAVIR score, F3