Intermittent disappearance of the continuous murmur of patent ductus arteriosus.
D006328:Cardiac Catheterization; D002648:Child; D004374:Ductus Arteriosus, Patent; D005260:Female; D006326:Heart Auscultation; D006801:Humans; D010701:Phonocardiography; D014656:Vascular Surgical Procedures