NAFLD refers to a wide spectrum of liver disease, ranging from simple 
steatosis, steatohepatitis namely NASH, a more severe form of NAFLD, to 
advanced fibrosis and cirrhosis. The pathogenesis of NAFLD is closely related 
to underlying metabolic syndrome and insulin resistance.
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NAFLD 10-50% ？

→ NASH 15-25%→ 肝硬化 30-40% → 肝病残疾和死亡。