Severe fatty liver. According to the query have to come to the doctor's network shows that normal fat infiltration accounted for 35 percent, moderate fatty liver liver fat infiltration accounted for 35 percent to 68 percent, more than 70 percent above the consideration of severe fatty liver. Fatty liver disease, referred to as fatty liver, is a variety of causes of diffuse steatosis of hepatocytes as a pathology characterized by a clinical syndrome, the accumulation of too much fat in the liver cells, affecting the normal function of the liver.