Rigler sign: an underappreciated alert for pneumoperitoneum.

Am J Surg

1st Department of Propaedeutic Surgery, Hippokrateion Hospital, Athens Medical School, University of Athens, Athens, Greece.

Published: September 2008

A patient presented with abdominal pain. Supine abdominal radiograph disclosed free intraperitoneal air (Rigler sign). This finding prompted further work-up and treatment.

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http://dx.doi.org/10.1016/j.amjsurg.2007.07.030DOI Listing

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