Duodenal papillary adenoma occupying the duodenum usually means that a tumor has developed in the duodenal location. Most duodenal papillary adenomas are benign tumors that grow slowly and have clear borders, and usually do not cause damage to the surrounding area. However, duodenal papillary adenomas are large in size and fast growing with the possibility of becoming cancerous, which will cause localized occupying changes and lead to symptoms such as weight loss and jaundice, and usually require timely surgical resection for treatment. Duodenal papillary adenoma occupying suggests timely to the hospital for examination, with experienced doctors to do the treatment, to do the treatment of specialized hospitals.