Area	Murmur
Upper right sternal border	Aortic stenosis, venous hum
Upper left sternal border	Pulmonary stenosis, pulmonary flow murmurs, atrial septal defect, patent ductus arteriosus
Lower left sternal border	Still's murmur, ventricular septal defect, tricuspid valve regurgitation, hypertrophic cardiomyopathy, subaortic stenosis
Apex	Mitral valve regurgitation