Source:http://linkedlifedata.com/resource/umls/id/C0034196
MSH: The region of the STOMACH at the junction with the DUODENUM. It is marked by the thickening of circular muscle layers forming the pyloric sphincter to control the opening and closure of the lumen.,CHV: The passage at the lower end of the stomach that opens into the duodenum,CHV: The passage at the lower end of the stomach that opens into the duodenum,CHV: The passage at the lower end of the stomach that opens into the duodenum,NCI: The lower part of the stomach that connects to the duodenum. (NCI),NCI: The lower part of the stomach that connects to the duodenum.