A murmur is heard at the second intercostals space, during systole and diastole both.
What is persistent patency?
Persistent patent ductus arteriosus or PDA is an opening that is persistent between two major blood vessels leading from the heart. The ductus arteriosus is a normal part of the circulatory system of a baby in the womb that closes shortly after birth usually. It's called a patent ductus arteriosus if it remains open.
A small PDA doesn’t often cause problems and might even not need treatment. A large PDA left untreated, however, may let poorly oxygenated blood to flow in the wrong direction, which in turn weakens the heart muscles, thereby causing heart failure and other complications.
Treatments for PDA are medications, monitoring, and closure by cardiac catheterization or even surgery.
Therefore, a murmur is heard at the second intercostals space, during systole and diastole both.
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