Fig. 2From: A primary hepatic gastrinoma accompanied by hyperplasia of multi-nodular Brunner’s glandsThe selective arterial secretagogue injection test (SASI) test. a The first SASI test showed a significant elevation of the serum IRG level from 6427 to 79,160 pg/mL at 40 s after the stimulation of the right hepatic artery. b The second SASI test showed an elevation of the serum IRG level from 56 to 130 pg/mL at 40 s after the stimulation of the gastroduodenal arteryBack to article page