Table 1 Clinical diagnosis, pathology and procedure performed for the OHS cases

Atrial Septal Defect

14

Secundum

11

Autologous Pericardium

8

Direct closure

3

Primum

2

Autologous Pericardium

2

Sinus Venosus

1

Haemashield patch

1

Ventricular Septal Defect

8

Perimembranous

8

Dacron patch

7

Haemashield patch

1

Mitral Valve disease

16*

Stenosis

7

Mechanical Valve

9

Mixed

7

Biological Valve

5

Regurgitation

2

CE Annuloplasty Ring

1

Aortic Valve disease

5

Regurgitation

5

Mechanical Valve

5

Myxoma

2

Left Atrium

2

Excised with septal button

2

Autologous pericardial

Patch closure

Tetralogy of Fallot

2

RVOT transannular patch

2

Ventricular muscular band excised.

Pulmonary valve excised (1)

Pulmonary valve spared (1)

Hypoplastic Right Ventricle

2

Tricuspid atresia

2

Bidirectional Glenn Shunt

2

Ischaemic Heart Disease

2

CABG x 2 (RSVG to Cx, RCA)

1

OPCAB x 1 (LIMA to LAD)

1

TOTAL

51

50*