1st April 2022

A 59-year-old man presents to A&E with left lower quadrant pain

A 59-year-old man presents to A&E with left lower quadrant pain. He is haemodynamically stable but has a temperature of 39ºC. On examination, his abdomen is tender in the left iliac fossa. There are no swellings in his hernial orifices. He is a non-smoker, drinks 8 units per week, but his dietary history reveals a reduced fibre intake.

Which is the preferred imaging modality to confirm the likely diagnosis?

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