A 57-year-old man with a history of atrial fibrillation presented to the Emergency Department with a 1-day history of diffuse abdominal pain associated with several liquid non-bloody stools. Initial vital signs were temperature 38.1°C, heart rate 131 beats/min, blood pressure 111/77 mm Hg, respiratory rate 27 breaths/min, and SpO2 97%. Physical examination revealed tachycardia with an irregularly irregular rhythm and diffuse abdominal tenderness with guarding. Electrocardiography demonstrated atrial fibrillation with rapid ventricular response.
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Published online: February 08, 2011
Accepted: November 3, 2010
Received in revised form: June 25, 2010
Received: April 14, 2010
© 2012 Elsevier Inc. Published by Elsevier Inc. All rights reserved.