Presentation
Elderly lady with an acute abdomen
Patient Data
Age: 75
Gender: Female
From the case:
Pneumoperitoneum
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/12843/annotated_viewer_json?_c=1728728015\u0026lang=us"}
Select images from the plain film series demonstrate Rigler sign and the appearance of free gas on erect chest and abdominal cross-table lateral views.
Case Discussion
The patient had pneumoperitoneum secondary to large bowel obstruction (subsequent CT not shown).
Unable to process the form. Check for errors and try again.