How common is Eisenmenger syndrome?

How common is Eisenmenger syndrome?

Doctors most commonly diagnose Eisenmenger syndrome in people when they are young adults. The number of people with congenital heart disease who develop the condition has decreased from 8 percent to 4 percent in the last several decades. The decrease in number of people who develop Eisenmenger Syndrome is due to ultrasound and the advancements in cardiac surgery. Eisenmenger syndrome appears to affect males and females in equal numbers.