Cardiology

A 2/6 systolic murmur which is louder in the supine position in an asymptomatic child is likely to be an "innocent" murmur

	a)	True
	b)	False
Correct. The classic is the Still's murmur heard at the lower left sternal borderIncorrect. Click the other button for more info. Your answer has been saved.

Children with left-to-right shunt congenital heart defects are usually cyanotic.

	a)	True
	b)	False
Correct. They may have pulmonary congestion because of the increased flow through the right heart, but cyanosis does not develop unless pulmonary hypertension develops.Incorrect. Click the other button for more info.Your answer has been saved.

Infusion of prostaglandin E will lead to closure of a patent ductus arteriosus

	a)	True
	b)	False
Correct. PGE is used to maintain patency of a ductus in cyanotic lesions that are dependent on the ductus for delivery of oxygenated blood. Indomethacin, a prostaglandin inhibitor, is used to close the ductus in some premature infants.Incorrect. Click the other button for more info.Your answer has been saved.