Azar, Riad R.; Kularatna, Gowri; Mullady, Daniel K.; Anderson, Christopher D.; Gru, Alejandro A.
(2017-04-07)
A 51-year-old man presented with a 2-month history of periumbilical pain, intermittent vomiting, and modest weight loss. On physical examination, he had mild periumbilical tenderness; laboratory studies, including amylase ...