Congenital Heart Defects

Question 1

failure of the division into a pulmonary artery and the aorta. Result is a single vessel that overrides both ventricles. Blood mixes causing desaturation and hypoemia

Answer 1

truncus arteriosus

Question 2

truncus arteriosus

Answer 2

failure of the division into a pulmonary artery and the aorta. Result is a single vessel that overrides both ventricles. Blood mixes causing desaturation and hypoemia

Question 3

Truncus arterious. A single vessel provides for pulmonary, systemic, and coronary circulation

Answer 3

cyanosis soon after birth, increased pulmonary blood flow, CHF in 2 weeks after birth, harsh systolic heart mumer

Question 4

diagnistic tests for truncus arteriosus

Answer 4

chest radiograph, ECG, echocardiogram

Question 5

treatment for truncus arteriosus

Answer 5

CHF treatment (diuretics, dogoxin), surger to clsoe VSD and create a conduit, repeat surgery may be needed, prophylaxis for life, no competitive or strenuous sports, 10-30% surgical mortality