Radiopaedia 2021 UPDATE Conference-only registration is now closed. Late registration for All-Access Pass and Free Country Pass holders ends this Friday - LEARN MORE


Case contributed by Assoc Prof Frank Gaillard


Presented with severe central chest pain.

Patient Data

Age: 50 years
Gender: Female


Extensive free gas below the diaphragms. Lungs are clear.

Annotated image

Annotated image

A large amount of gas is seen under both diaphragmatic domes (yellow dotted lines). In the left upper quadrant gas is also seen in the stomach (red dotted line) and splenic flexure of the colon (blue dotted line). 

Case Discussion

This patient did have a CT which demonstrated extensive sigmoid diverticular disease with active inflammation and diverticulitis, accounting for the pneumoperitoneum.  Conservative treatment was followed by sigmoidoscopy for direct visualiation.

PlayAdd to Share

Case information

rID: 17957
Published: 28th May 2012
Last edited: 3rd Jul 2021
System: Chest
Tag: cxr
Inclusion in quiz mode: Included

Updating… Please wait.

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

 Thank you for updating your details.