Epatopatia steatosica non alcolica:definizione e aspetti clinici.

Non alcoholic fatty liver disease (NAFLD) is an acohol-like liver diseasethat develops in subjects with none or negligible alcohol intake.pathological features range from simple hepatic steatosis at one end to cirrhosis at teh opposite extreme of teh spectrum . NAFLd is trongly associated with obesity, type 2 diabetes, hyperlipidemia and may be considered as afeature of the metabolic syndrome.NAFLD may be secondary to malnutrition, genetic defects, drugs and enviromental toxic compuonds. Most of the subjects with NAFLD are asyntomatic. Laboraory features may show raised alanine aminotransferase>aspartate amin otransferase. Ultrasonography shows hyperechogenig liver parenchyma.Signs and symptoms follow the progression of the disease and are those of decompensated liver disease.