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. 2012 Jan 19;6(3):287–294. doi: 10.5009/gnl.2012.6.3.287

Fig. 4.

Fig. 4

The selective arterial secretagogue injection test data from the case in Fig. 2. (A) Gastroduodenal artery. (B) Splenic artery. (C) Superior mesenteric artery, and (D) dorsal pancreatic artery. Step-up is found in (A), (B), and (D). In this case, a parathyroid tumor is found in addition to the pancreatic endocrine tumor.

IRI, immunoreactive insulin; CPR, C-peptide immunoreactivity.