1. A Young Man With Abdominal Pain, Shock, and Respiratory Distress
Nick Pakzad, MD, James Salonia, MD, Joseph Mathew, MD 
CHEST 
Volume 154, Issue 5, Pages e119-e121 (November 2018)
DOI: /j.chest
Copyright © 2018 American College of Chest Physicians Terms and Conditions

2. Figure 1
Point-of-care ultrasound of the right upper quadrant revealing a thickened peritoneal stripe and comet-tail artifact, both of which are direct signs of a perforated viscus.
CHEST  , e119-e121DOI: ( /j.chest )
Copyright © 2018 American College of Chest Physicians Terms and Conditions