31st July 2023

A 50-year-old man presents with a 3-day history of abdominal pain and persistent vomiting

A 50-year-old man presents with a 3-day history of abdominal pain and persistent vomiting. On examination, you notice a large midline laparotomy scar; he tells you it was for surgery after sustaining a knife wound. His vital signs are stable, and bloods unremarkable.

What is the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.