the study was performed on endoscopic gastric biopsies of the oxyntic mucosa from 49 patients subdivided into the following groups : a ) with histologically normal mucosa and normogastrinemia ( 22 cases ) , b ) with atrophic gastritis and normogastrinemia ( 12 cases ) , c ) with normal mucosa and hypergastrinemia ( zollinger-ellison syndrome , retained antrum ) ( 7 cases ) and d ) with atrophic gastritis and hypergastrinemia ( with or without pernicious anemia ) ( 8 cases ) .
C0852695
biopsies of
C0026724
mucosa