The fullness of the liver is a common descriptor for abdominal ultrasound or abdominal CT examination, which generally indicates that the patient has fatty liver. Fatty liver is mainly due to excessive fat content in the liver, and the formation of fatty liver is mainly related to obesity, long-term alcohol consumption and long-term overeating. For patients with mild fatty liver, there may not be any clinical symptoms, and they need to review the abdominal ultrasound regularly, pay attention to diet, avoid eating high fat and high cholesterol food, avoid greasy and spicy stimulating food, and pay attention to exercise, which will help the fatty liver to aggravate progressively, and patients with moderate and severe fatty liver may have abdominal pain, bloating, nausea, vomiting and so on. Patients usually have discomfort, timely to the hospital, do not be careless, so as not to delay treatment.