Aortic Anatomy

Question 1

Where does it start and end

• Aortic root
• Aortic arch

Answer 1

Basal part of aortic valve cusps => sinutubular junction

Sinotubular junction => brachiocephalic trunk

Question 2

Main 3 branches of the aortic arch

Answer 2

Brachiocephalic trunk
L common carotid
L subclavian

Question 3

Descending aorta

Answer 3

From arch downwards

Question 4

How to identify

• calcification
• atheromas
• dissections on CTs

Answer 4

Calcification - white
Atheroma - dark
Dissections - dark line dividing vessel

Question 5

Branches of abdominal aorta

Answer 5

Coeliac trunk => L gastric, common hepatic, splenic artery
Sup mesenteric
Renal artery
Inf mesenteric