Zollinger Ellison syndrome is characterized by
Endocrine causes of duodenal ulcers can be Zollinger-Ellison syndrome, MEN syndrome, hyperparathyroidism.ZOLLINGER ELLISON SYNDROME is characterised by fulminant ulcer in stomach and duodenum and its recurrences in spite of adequate therapy .they are also characterised by non-beta cell islet tumours of pancreas Ref: SRB&;s manual of surgery,3 rd ed, pg no 774
Fulminating ulcer in stomach and duodenum
Recurrent ulceration despite adequate therapy
Non-beta islet cell tumors of the pancreas
All of the above
G.I.T