Medicine Zollinger-Ellison syndrome is characterized by all of the followingexcept A Post bulbar ulcer B Recurrent duodenal ulcer C Severe diarrhea D Massive HCL in response to histamine injection 💡 Explanation Zollinger-Ellison syndrome is characterized by all of the followingexcept ✓ Correct Answer: D. Massive HCL in response to histamine injection