Pediatric cardiology services at MassGeneral for Children at North Shore Medical Center are provided by on-site cardiologists credentialed through MassGeneral Hospital for Children. They diagnose and treat cardiac conditions in infants, children and adolescents including congenital heart disease, cardiac rhythm disturbances and arrhythmias, and acquired heart disease. Children and adolescents with heart murmurs, chest pain or serious cardiac defects are referred to the dedicated cardiology clinic by their primary care physicians.