25th May 2025

A 67-year-old woman is taken to hospital by ambulance after collapsing in town while shopping.

A 67-year-old woman is taken to hospital by ambulance after collapsing in town while shopping. She is alert but appears clammy and is complaining of chest pain that radiates between her scapulae. You suspect this could be an aortic dissection, and you request a CT-thorax. Which of the following findings on the CT would be most consistent with aortic dissection? 

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