A number of congenital heart defects can cause<unk>  syndrome, including atrial septal defects, ventricular septal defects, patent ductus arteriosus, and more complex types of acyanotic heart disease.
Eisenmenger's syndrome
Tetralogy of Fallot  Tetralogy of Fallot  1
Foville's syndrome
Lown–Ganong–Levine syndrome
Claude's syndrome
Saal Greenstein syndrome
Mietens syndrome
Löffler's syndrome