Chapter 17

Question 1

In double-outlet right ventricle, at least what percentage of both great vessels must arise from the right ventricle?

Answer 1

50

Question 2

What type of ventricular septal defect is most commonly found in double-outlet right ventricle?

Answer 2

subaortic

Question 3

In double-outlet right ventricle, the most common position of the great vessels is:

Answer 3

side by side

Question 4

What type of ventricular septal defect is most commonly found in double-outlet left ventricle?

Answer 4

subaortic

Question 5

The sonographic view least helpful in making the diagnosis of double-outlet right ventricle in utero is:

Answer 5

apical four-chamber

Question 6

The cardiac abnormality most commonly associated with double-outlet right ventricle is:

Answer 6

pulmonary stenosis

Question 7

What maternal condition has a reported association with double-outlet right ventricle?

Answer 7

diabetes mellitus

Question 8

All of the following chromosome abnormalities have been associated with double-outlet right ventricle except:

Answer 8

Down syndrome

Question 9

Double-outlet right ventricle is thought to be a result of:

Answer 9

incomplete migration

Question 10

Double-outlet left ventricle

Answer 10

arrest of septal development