The difference between duodenal ulcer pain and liver pain is that the pain location is different and the pattern is different. 1. Different location: duodenal ulcer pain is usually recurrent epigastric pain, usually dull pain, distension, burning pain, etc., in the episodes of abdominal confinement and fixed pressure points, liver pain is mainly in the right epigastric region, the back of the ribs pain, usually hidden pain. 2. Different patterns: duodenal ulcer pain is rhythmic, usually in the hunger pain will be more obvious, in addition there will be night pain, after eating the pain symptoms will be relieved. Liver pain is not related to eating and is usually persistent. If patients have abdominal pain, they should go to the hospital for detailed examination, which can be clearly diagnosed by liver ultrasonography, liver function test, gastroscopy, etc., so as not to delay the condition.