Aortic Coarctaion/ Obstructions/ Diseases

Question 1

True or false pulmonary hypertension is a common symptom of aortic coarctation

Answer 1

False it’s systemic HTN

Question 2

What is the normal descending aortic velocity when looking at the Supra sternal notch

Answer 2

1m/s

Question 3

What is a fixed sub valvular obstruction?

Answer 3

A congenital membrane or ridge in the LVOT obstructing

Question 4

Fixed sub valvular obstruction causes ____ closure of the aortic leaflets

Answer 4

Early systolic

Question 5

____% of congenital membranes or ridges in the LVOT will grow back even after surgical removal.

Answer 5

15%

Question 6

What is the best view to see sub valvular obstructions?

Answer 6

A5 ch

Question 7

A congenital membrane or ridge seen within the LVOT is indicative of what pathology?

Answer 7

Sub valvular obstruction

Question 8

What is a supra valvular obstruction?

Answer 8

Discrete narrowing of the aortic root or ascending aorta

Question 9

True or false- the peak to peak gradient is better than mean gradient or Cath Lab gradient

Answer 9

False

Question 10

Which gradient is best for elevation of supravalvuar obstructions?

1. peak to peak
2. mean gradients
3. cath lab gradients
4. 2 & 3

Answer 10

4

Question 11

What is Takasu arteritis?

Answer 11

fibrosis of the arch or descending aorta of unknown origin 

Question 12

Takasu arteritis is more common in what demographic?

Answer 12

Young Asian women

Question 13

True or false- with Takasu arteritis multiple coarctations can occur at once in severe cases?

Answer 13

True

Question 14

What’s another name for Takaysu arteritis ?

Answer 14

Aortic arch syndrome