Thoracic aortic dilatation (differential)

Last revised by Dr Daniel J Bell on 03 Jul 2021

There is a broad differential for thoracic aortic dilatation.

There are a number of mimics of thoracic aortic dilatation:

Note: the thoracic aorta is not normally seen on frontal chest radiograph in patients <40 years of age.

ADVERTISEMENT: Supporters see fewer/no ads

Cases and figures

  • Case 1: senile ectasia
    Drag here to reorder.
  • Case 2: aortic dissection
    Drag here to reorder.
  • Case 4: aortic arch aneurysm
    Drag here to reorder.
  • Case 5: aneurysm on chest radiograph
    Drag here to reorder.