Table 1.
Classification of congential heart disease (CHD) according to Warnes et al. [3] and their incidence in the current study
| Category | Complexity | Types of patients |
|---|---|---|
| n (%) | ||
| I. | great | Conduits, valved or nonvalved |
| 68 (45.3) | ||
| Cyanotic congenital heart (all forms) | ||
| Double-outlet ventricle | ||
| Eisenmenger syndrome | ||
| Fontan procedure | ||
| Mitral atresia | ||
| Single ventricle (also called double inlet or outlet, common or primitive) | ||
| Pulmonary atresia (all forms) | ||
| Pulmonary vascular obstructive diseases | ||
| Transposition of the great arteries | ||
| Tricuspid atresia | ||
| Truncus arteriosus/hemitruncus | ||
| Other abnormalities of atrioventricular or ventriculoarterial connection not included above (i.e., crisscross heart, isomerism, heterotaxy syndromes, ventricular inversion) | ||
| II. | moderate | Aorto-left ventricular fistulae |
| 64 (42.7) | ||
| Anomalous pulmonary venous drainage, partial or total | ||
| Atrioventricular canal defects (partial or complete) | ||
| Coarctation of the aorta | ||
| Ebstein’s anomaly | ||
| Infundibular right ventricular outflow obstruction of significance | ||
| Ostium primum atrial septal defect | ||
| Patent ductus arteriosus (not closed) | ||
| Pulmonary valve regurgitation (moderate to severe) | ||
| Pulmonic valve stenosis (moderate to severe) | ||
| Sinus of Valsalva fistula/aneurysm | ||
| Sinus venosus atrial septal defect | ||
| Subvalvar or supravalvar aortic stenosis (except HOCM) | ||
| Tetralogy of Fallot | ||
| Ventricular septal defect with | ||
| Absent valve or valves | ||
| Aortic regurgitation | ||
| Coarctation of the aorta | ||
| Mitral disease | ||
| Right ventricular outflow tract obstruction | ||
| Straddling tricuspid/mitral valve | ||
| Subaortic stenosis | ||
| III. | simple | Native disease |
| 18 (12) | ||
| Isolated congenital aortic valve disease | ||
| Isolated congenital mitral valve disease (e.g., except parachute valve, cleft leaflet) | ||
| Isolated patent foramen ovale or small atrial septal defect | ||
| Isolated small ventricular septal defect (no associated lesions) | ||
| Mild pulmonic stenosis | ||
| Repaired conditions | ||
| Previously ligated or occluded ductus arteriosus | ||
| Repaired secundum or sinus venosus atrial septal defect without residua | ||
| Repaired ventricular septal defect without residua |