Rigler's sign

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[edit] Discussion

  • Sign of pneumoperitoneum
  • Gas outside the bowel wall causes both sides (the mucosal and the serosal surfaces) of the bowel wall to be depicted
  • Usually indicates a large amount of pneumoperitoneum

[edit] Images

Patient #1: Abdominal pain

[edit] See Also

[edit] External Links

[edit] References