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Phonocardiogram of a patient with a restrictive patent ductus arteriosus

Phonocardiogram of a patient with a restrictive patent ductus arteriosus
Phonocardiogram recorded at the left upper sternal border in a patient with a restrictive patent ductus arteriosus. There are multiple systolic ejection clicks along with a continuous murmur.
S1: first heart sound; C: click; S2: second heart sound; P2: pulmonic valve closure sound.
Graphic 104792 Version 1.0