Malignant colonic neoplasm presenting as small bowel obstruction

Case contributed by Chris O'Donnell
Diagnosis almost certain

Presentation

History of diverticulosis. Now vomiting and passing blood PR.

Patient Data

Age: 50 years
Gender: Female

Large (locally advanced) obstructing neoplasm of the descending colon (arrow).  Note marked distension of the proximal colon (filled with fluid) and the incompetent ileo-cecal valve with "backflow" and distension of the distal small bowel (looking like an SBO on the scout anterior radiograph).

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

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

 Thank you for updating your details.