Rigler sign (pneumoperitoneum)

Case contributed by Dr MohammadTaghi Niknejad

Patient Data

Gender: Female
Modality: X-ray

Modality: Annotated image

Annotated image.

Case Discussion

Rigler sign is a reliable indicator of pneumoperitoneum on a supine abdominal radiograph. The internal and external air (in bowel and in the peritoneal space, respectively) highlights the bowel wall, like a smooth line.

There is a large dome sign as well.

PlayAdd to Share

Case Information

rID: 20680
Case created: 6th Dec 2012
Last edited: 5th Jan 2017
Inclusion in quiz mode: Included

Updating… Please wait.
Loadinganimation

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.