1990-1991 Cardiovascular anesthesia training, Medecin attache associe, service Prof. P. Viars MD Hopital C.H.U. Pitie-Salpetriere & Prof. A. Carpentier MD Hopital Broussais, Paris.
1990 Vascular aneasthesia clinical research on intra-operative applications of colloidal infusions, Hopital Pitie-Salpetriere, Paris, under Prof. J.F. Baron MD.
1991 Memoir pour le titre d’ assistant etranger Universite Paris VI, Faculte de Medecine Pitie-Salpetriere, under Prof. P. Coriat MD.
1989-1992 PhD Thesis with Honors: Blood pressure control in patients with chronic idiopathic arterial hypertension on treatment with an angiotensin converting enzyme inhibitor during the induction of anesthesia. Anesthesiology-Reanimation and Vascular Surgery departments, Hopital Pitie-Salpetriere, Universite Paris VI, Faculte de Medecine in conjunction with Athens University School of Medicine.
1992-1993 Anesthesiology Registrar, Department of Anesthetics and Cardiothoracic Surgery, Harefield Hospital, London UK, under Prof. Sir Magdi Yacoub MD.
1994-1998 Private practice in Cardiac Anesthesiology, director Dr. S. Theodoropoulos MD, Athens Medical Center, Greece.
1999-2008 Private practice in Anesthesiology focused on oncologic and hepatobiliary surgery, director Prof. N.J. Lygidakis MD FACS FRCST(H) FJSS(H) Secretary General IASGO, Athens Medical Center, Errikos Dunant Hospital Athens, Psychiko Medical Center Greece.
2006 Private practice in adult Anesthesiology, Hygeia Hospital, Athens Greece.