Liver distension and discomfort in the right rib may be related to fatty liver, viral hepatitis, liver cysts, hepatic hemangioma, gallbladder problems, malignant tumors and other causes. 1. Fatty liver: Excessive body fat or long-term heavy drinking can lead to diffuse steatosis of liver cells, resulting in distension of the liver area and discomfort in the right rib. 2. Viral hepatitis: patients may have symptoms such as discomfort in the right upper abdomen, hidden pain and jaundice. 3. Liver cysts: when the cysts are too big and squeeze the surrounding organs, a feeling of stomach distension may appear. 4. Hepatic hemangioma: it can show symptoms such as abdominal mass, distension and discomfort in the right upper abdomen. 5. Gallbladder problems: such as gallbladder stones, cholecystitis and other diseases, when stones irritate the gallbladder wall or block the gallbladder duct, or gallbladder inflammation aggravation can cause distension in the liver area and discomfort in the right rib. 4. Malignant tumors: such as primary and secondary hepatocellular carcinoma, when located near the liver peritoneum or when it is large, it can cause fullness and discomfort in the liver area. It is suggested that people with distension of liver area and discomfort in right rib should go to the hospital in time to clarify the cause of the disease and have standardized treatment under the guidance of doctors.