Assertion: thoracic aortic aneurysm | /r/AtLocation | the aorta
Facets:
value: within the aortic arch
type: LOCATION
Source sentences:
text: It can occur in the aorta as it leaves the heart and ascends into the arch (ascending aorta), within the aortic arch itself or in the aorta as it runs down from the aortic arch behind the heart towards the abdomen (descending aorta).