pylorus FMA:14581 EMAPA:17631 VHOG:0000420 pars pylorica gastricae NCIT:C12260 EHDAA2:0001580 pars pylorica pyloric region stomach pyloric region pyloric part of stomach UMLS:C0034196 BTO:0001146 MA:0002560 Wikipedia:Pylorus galen:Pylorus MESH:D011708 The stomach tissue region surrounding and controlling the distal outlet of the stomach, which opens into the duodenum. GAID:333 SCTID:362143006 EHDAA:4860 zone of stomach