sources of hypergastrinemia included antral g cell hyperplasia ( agch ) ( 17 ) , pancreatic gastrinomas ( 14 ) , duodenal gastrinomas ( 11 ) , multiple gastrinomas in patients with type i multiple endocrine neoplasia ( men i ) ( five ) , lymph node gastrinomas ( four ) , and the source not found in nine patients .
C1333321
duodenal gastrinomas
C0025267
type i multiple endocrine neoplasia