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Table 2 Cardiac defects diagnosed by MDCT in TOF patients

From: The role of MDCT in the assessment of cardiac and extra-cardiac vascular defects among Egyptian children with tetralogy of Fallot and its surgical implementation

Site of defect

Type of defect

Number (%)

Right atrium

Dilated

24 (40%)

Normal

36 (60%)

Right ventricle

Hypertrophy

56 (93.3%)

Normal

4 (6.7%)

Left atrium

Dilated

0 (0.0%)

Normal

60 (100%)

Left ventricle

Hypertrophy

2 (3.3%)

Normal

58 (96.7%)

Pulmonary valve

Valvular stenosis

42 (70%)

Supravalvular stenosis

4 (6.7%)

Sub valvular stenosis

14 (23.3%)

Aortic valve

Bicuspid

2 (3.3%)

Normal

58 (96.7%)

Atrial septal defect

Present

12 (20%)

No

48 (80%)

Ventricular septal defect

Site

Subaortic

30 (50%)

No

30 (50%)

Type

Membranous

40 (66.7%)

Muscular

20 (33.3%)