QuestionSBA
QuestionChoice
The mixing of oxygenated and deoxygenated blood results in cyanosis within the first couple of days of life. It also increases the volume of blood directed to the lungs leading to fluid overload and right-sided heart failure
10026856
a
Cyanosis
QuestionChoice
This is a consequence of coarctation of the aorta, where a segment is narrowed after the aorta branches into vessels supplying the upper limbs. Lower limbs tend to be hypotensive and cyanotic
10026858
c
Increased pulse pressure in the upper extremities
QuestionChoice
Wide pulse pressure is characteristic of patent ductus arteriosus. Patent ductus arteriosus is when the ductus arteriosus fails to close leading to a left-right shunt in the atria
10026857
b
Wide pulse pressure
QuestionChoice
This is a characteristic feature of tetralogy of Fallot and occurs during periods of exertion
10026859
d
Hypercyanotic episodes
QuestionChoice
Right sided heart failure is a consequence of truncus arteriosus, not left sided. This is due to the increased blood flow to the lungs leading to fluid overload.
10026860
e
Left sided heart failure
Concept
Chapter
2693
4099
Congenital malformations of the heart
Topic
171
Embryology
17769
Truncus arteriosus is a congenital malformation of the heart where the truncus arteriosus fails to divide resulting in the mixing of blood from the right and left ventricles.

Which of the following is a consequence of truncus arteriosus?
a