Fig. 1
From: Concomitant existence of pheochromocytoma in a patient with multiple endocrine neoplasia type 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40792-016-0214-x/MediaObjects/40792_2016_214_Fig1_HTML.gif)
a, b Computed tomographic image of the abdomen, demonstrating a large was heterogeneously enhanced insulinoma arising from the tail of the pancreas. c Computed tomographic image of the abdomen, demonstrating a ring-enhanced tumor of the right adrenal gland (arrow). d Computed tomographic image of the abdomen, demonstrating a poor-enhanced tumor of the left adrenal gland (arrow)