| Position |
Organization |
Country |
From |
To |
| House officer. |
Benha University Hospital |
Egypt |
1981-1-1 |
1982 |
| Resident in Cardiothoracic Surgery Department |
Benha University Hospital |
Egypt |
1983-1-1 |
1986 |
| Associate Lecturer in Cardiothoracic Surgery |
Benha University Hospital |
Egypt |
1987-1-1 |
1998 |
| Lecturer in Cardiothoracic Surgery |
Benha University Hospital |
Egypt |
1998-1-1 |
2003 |
| Associate Professor in Cardiothoracic Surgery |
Benha University Hospital |
Egypt |
2003-1-1 |
2006 |
| Professor in Cardiothoracic Surgery |
Benha University Hospital |
Egypt |
2009-1-1 |
1970-01-01 |
| Part time duty in cardiothoracic Surgery Department |
National Heart Institute |
Egypt |
1996-1-1 |
2000 |