Diseases Of The Great Vessels

Question 1

What are two main causes of aortic dilation?

Answer 1

Bicuspid AV and hypertension

Question 2

What is associated with Marfan syndrome?

Answer 2

Sinus & Ao dilation

Question 3

What is ascending & sinus dilation associated with?

Answer 3

Marfan syndrome and inflammatory disease

Question 4

What is Marfan Syndrome?

Answer 4

A connective tissue disorder

Question 5

Which coronary sinus is most likely to rupture?

Answer 5

RT coronary, ruptures into RVOT

Question 6

What is a typical Takayasu’s arteritis feature?

Answer 6

Areas of aneurysm/narrowing repeated, dilated ascending Ao

Question 7

What is the Stanford classification of dissection?

Answer 7

Stanford A: ascending +/- other parts

Stanford B: anything other than ascending

Question 8

What is Debakey classification of dissection?

Answer 8

I: originates at ascending Ao
II: confined to ascending Ao
III: originates in descending Ao

Question 9

Compare the Stanford and Debakey classifications

Answer 9

I = A
II = A
III = B

Question 10

How to differentiate true and false lumen when there is an Ao dissection?

Answer 10

True lumen: echo free and oval/round in shaped, forward flow during systole
False lumen: crescent shaped and sometimes can contain thrombus/smoke, expands during diastole, does not fill fully with colour

Question 11

A congenital luminal narrowing of the aorta due to a posterior shelf

Answer 11

Coarctation of the Aorta (CoA)

Question 12

What type of AV is a coarctation associated with?

Answer 12

Bicuspid AV