Congenital Heart Disease

Question 1

What is the pathophysiology of cyanotic heart defect

Answer 1

-right to left shunt
-increase deoxygenated hemoglobin
-early cyanosis

Question 2

What is the causes of cyanotic heart defect

Answer 2

4TE
-truncus arteriosus (1 vessel)
-transposition of great vessels (2 vessels switch)
-tricuspid atresia (tri)
-tetralogy of fallot

Question 3

What is the pathophysiology of cyanotic heart defect

Answer 3

-left to right shunt

Question 4

What is the causes of cyanotic heart defect

Answer 4

VAP
-ventricular septal defect
-atrial septal defect
-patent ductus arteriosus

Question 5

What is patent truncus arteriosus

Answer 5

-cyanotic
-failure division of pulmonary artery and aorta
-due to the failure development of aorticopulmonary septum

Question 6

What is the most associated condition that comes with patent truncus arteriosus

Answer 6

-VSD

Question 7

If remain untreated in patent truncus arteriosus, what is the complication

Answer 7

-pulmonary hypertension
-due to increase blood to the lung leading to the damage to the pulmonary vessel

Question 8

What is transposition of the great arteries (TGA)

Answer 8

-the switching site of aorta and pulmonary artery due to the failure of the aorticopulmonary septum to spiral

Question 9

TGA is incompatible with life but the patient may still alive in case of

Answer 9

-VSD
-PDA
-PFO

Question 10

“Egg on a string” in CXR typically found in a patient with

Answer 10

TGA

Question 11

Why PGE1 is given to TGA patient

Answer 11

It remains the opening of ductus arteriosus