For Zollinger- Ellison syndrome is characteristic everything, except:

For Zollinger- Ellison syndrome is characteristic everything, except:

For Zollinger- Ellison syndrome is characteristic everything, except: 




A. Diarrhoea
B. Low duodenal ulcer
C. High level of stomach HCl secretion
D. Low gastrin level in serum


Answer: D. Low gastrin level in serum


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