1986 ?? ?????????? ???????? ??????????? ???????? � ?????.

1988 XXXI Congresso Internazionale di Storia dellaMedicina /Bologna � Italia.

1990 ?? ?????????? ???????? ??? ????????? ????????? ????????, ?????????????? ??? ?????????? ??? ???????? ?????????, ?????????.

1991 ??????????? ???????? �?????????????? ?????????? ??????? � ????????? ????????? ??? ??????????� -?????.

1992 XIV Congress of the European Society of Cardiology, Barcelona � Spain.

1992 3^? ?????????? ???????? AIDS & ??????????? ????????????? ?????????. ?????.

1992 18^? ?????? ?????????? ??????? ???????? � ?????.

1992 1^? ?????? ?????????? ???????? ?? ???? �? ????????? ??????? ??? ????????? � ?????? ?? 2000� ?.?.?.?. � ?????.

1992 ?? ?????????? ???????? ??? ????????? ????????? ????????, ?????????????? ??? ?????????? ??? ???????? ?????????, ???.

1993 19^? ?????? ?????????? ??????? ???????? � ?????.

1993 4^? ?????????? ???????? AIDS & ??????????? ????????????? ?????????. ?????.

1993 ??????? ???????? �????? 2400 ??????� ???????? ???????? ??????? �?????.

1994 20^? ?????? ?????????? ??????? ???????? � ?????.

1994 International Meeting �Skin Therapy Update ?94� Aghia Pelaghia, Crete.

1994 4^? ?????????? ???????? ?????????????? ????????.

1994 5^? ?????????? ???????? AIDS & ??????????? ????????????? ?????????. ?????.

1995 21^? ?????? ?????????? ??????? ???????? � ?????.

1995 6^? ?????????? ????????????? ???????? �?????.

1995 V World Congress of International Society of Cosmetic Dermatology, Montecatini Therme �Italy.

1996 International meeting on clinical Dermatology �HOT LINE" Athens �Greece.

1996 22^? ?????? ?????????? ??????? ???????? � ?????.

1996 5^th EADV Congress, Lisboa - Portugal.

1996 35^th International Congress on the History of Medicine- Kos.

1996 1^? ?????-???????? ????????????? ????????, ??????? - ??????.

1997 3^? ?????????? ???????? ????????? � ?????.

1997 55^th Annual Meeting of the American Academy of Dermatology -AAD, San Francisco, CA � USA.

1997 23^? ?????? ?????????? ??????? ???????? � ?????.

1997 19^th World Congress of Dermatology. Sydney �Australia.

1998 ???????? ??????? ???????? �????????? ???????? ?????????????�- ?????.

1998 7^th EADV Congress, Nice � France.

1998 MSSVD Spring Meeting, Astir Palace - Athens.

1998 24^? ?????? ?????????? ??????? ???????? � ?????.

1999 1^st International Academy of Cosmetic Dermatology - IACD, Malta.

1999 25^? ?????? ?????????? ??????? ???????? � ?????.

1999 Clinical Dermatology Update, Florence � Italy.

1999 XXth Annual Congress International Society for Dermatologic Surgery, Athens.

1999 57^th Annual Meeting of the American Academy of Dermatology -AAD, New Orleans, LA � USA.

1999 7^? ?????????? ????????????? ???????? �?????.

1999 8^th EADV Congress, -Amsterdam.

2000 3rd World Congress of the World Association for Laser Therapy, -Athens.

2000 XXIth Annual Congress International Society for Dermatologic Surgery - Madrid - Spain.

2000 2^nd International Academy of Cosmetic Dermatology, IACD, Rio de Janeiro �Brazil.

2000 �Modern Trends in Skin Pharmacology� Athens Dermatology Symposium, Athens.

2001 59^{t h}Annual Meeting of the American Academy of Dermatology - AAD, Washington, D.C. � USA.

2001 27^? ?????? ?????????? ??????? ???????? - ?????.

2001 8^th International Conference on Thalassemia and the Hemoglobinopathies, Athens.

2001 Regional Meeting Medical Education in Dermatology International Society of Dermatology, Rhodes � Greece.

2002 4^? ?????-???????? ????????????? ????????, ???????- ??????.

2002 60^th Annual Meeting of the American Academy of Dermatology, AAD - New Orleans, LA � USA.

2002 28^? ?????? ?????????? ??????? ???????? � ?????.

2002 20^th World Congress of Dermatology, Paris � France.

2002 7^th Congress of the European Society of Paediatric Dermatology, Barcelona � Spain.

2002 XXIII Annual Congress International Society for Dermatologic Surgery, Oporto - Portugal.

2002 11^th EADV Congress, Prague- Czech Republic.

2003 1^st EADV Spring Symposium, � Malta.

2003 29^? ?????? ?????????? ??????? ???????? � ?????.

2003 8^? ?????????? ???????? ????????????? � ???????????????, ???????????.

2003 XXIV Annual Congress International Society for Dermatologic Surgery, Berlin - Germany.

2004 30^? ?????? ?????????? ??????? ???????? � ?????.

2004 ?????????? ???????? ??????????? ???????? �??????????? 2004�, ?.?.?.?. ?????.

2004 X World Congress of Paediatric Dermatology. Rome � Italy.

2004 13^th EADV Congress. Florence � Italy.

2004 Conference on Sexually Transmitted Infections. Myconos � Greece.

2005 3^rd EADV Spring Symposium Sofia - Bulgaria.

2005 5^? ?????-???????? ????????????? ????????, ???? ???? � ??????.

2005 IV World Congress of International Academy of Cosmetic Dermatology, IACD, Palais de Congres de Paris.

2005 XVI Annual Congress International Society for Dermatologic Surgery in cooperation with the European Society for Laser Dermatology, Ireland

2005 14^th EADV Congress, ExCel London � UK.

2006 4^th EADV Spring Symposium Saariselka- Lapland.

2006 64^th Annual Meeting of the American Academy of Dermatology, AAD, San Francisco, CA � USA.

2006 15^th EADV Congress, Rhodes � Greece.

2006 27th Annual Congress International Society for Dermatologic Surgery, Istanbul, Turkey.

2007 16^th EADV Congress, Vienna � Austria.

2007 9^? ?????????? ???????? ????????????? � ???????????????, Hilton - ?????.

2007 37^th ESDR Annual meeting, Zurich � Switzerland.

2007 21^th World Congress of Dermatology, Buenos Aires � Argentina.

2007 3o ???????? �???????� ?????????????? ?????? � ?????.

2007 3^rd Balkan Congress on the History of Medicine � ???????????.

2008 66^th Annual Meeting of the American Academy of Dermatology, AAD, San Antonio, TX � USA.

2008 ?????????? ???????? ???????????? 2008-09-07 ?????????? ?????? ??S ????? ????.

2008 VI^th World Congress of the International Academy of Cosmetic Dermatology, IACD, Lisbon � Portugal.

2008 17^th EADV Congress, Paris � France.

2009 XIII COSMODERM and Joint Meeting of ESCAD and Hellenic Society of Dermatology and Venereology �Athens.

2009 5^th International Infection Control Conference of Theodor Bilharz Research Institute (TBRI) 3^rd Egyptian � Greek Training Course on �Intensive Care Skills and Associated Infection control Protocols� � Cairo, Egypt.

2009 1^? ?????????? ???????? ????????????? �? ???????????? ?????? ?????? ????????????? ??? ????????� ?????, ?????.

2009 6^th EADV Spring Symposium, Bucharest - Romania.

2009 10^th ICD International Congress of Dermatology �Prague, Czech Rep.

2009 International Symposium �Wax Moulages as Cultural Artefacts: Investigation, Conservation and Restoration�, Dresden - Germany.

2009 1^? ?????????? ???????? ?????????????? ??? ????????????, ?????.

2009 18^th EADV Congress, Berlin � Germany.

2009 11^th IUSTI World Congress, Cape Town � South Africa.