In a previous Best Case Ever, 'Thinking Outside the Abdominal Box', Dr. Brian Steinhart reviewed some important can't-miss-diagnoses that can present elusively with abdominal pain. In this Carr's Cases Series on Inferior MI Presenting with Abdominal Pain, we continue in the theme of 'Thinking Outside the Abdominal Box' with David Carr explaining how he figured out that a man presenting with classic biliary colic was diagnosed with an inferior MI with right ventricular extension.