[At what stage should special diagnostic procedures and palliative or corrective surgery be undertaken in congenital heart defects?].
D000790:Angiocardiography; D006328:Cardiac Catheterization; D002675:Child, Preschool; D004562:Electrocardiography; D006330:Heart Defects, Congenital / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000601:surgery*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
Zu welchem Zeitpunkt sollen spezielle Diagnostik und palliative oder Korrigierende Operationen bei angeborenen Herzfehlern durchgeführt werden?