1. Turkish Society of Cardiovascular Surgery, 7th National Congress, 23-27 October 2002.
2. Atherosclerosis Conference for the Lion’s Organization, 14 November 2002.
3. International Transplantation Symposium, 2-5 July 2003.
4. Asia-Pacific Congress on Diseases of the Chest, 17th Congress, 29 August-1 September 2003.
5. The European Society for Cardiovascular Surgery, 52nd International Congress, 7-10 November 2003.
6. The Asian Society for Cardiovascular Surgery, 12th Annual Meeting, 18-22 April 2004.
7. International Union of Angiology, 21st World Congress, 22-26 May 2004.
8. Turkish Society of Cardiovascular Surgery, 8th National Congress, 1-5 September, 2004.
9. Turkish Society of Vascular Surgery, 12th National Congress, 18-22 May, 2004.
10. The 1st Annual Congress of Update on Cardiology and Cardiovascular Surgery, 29 September-2 October, 2005.
11. The 5th National Pediatric Cardiology and Cardiovascular Surgery Congress, 16-18 November, 2005.
12. The European Society for Cardiovascular Surgery, 55th International Congress, 11-14 May, 2006.
13. International Union of Angiology, 22nd World Congress, 24-28 June, 2006.
14. The 2nd Annual Congress of Update on Cardiology and Cardiovascular Surgery, 20-24 September, 2006.
15. The 6th National Pediatric Cardiology and Cardiovascular Surgery Congress, 11-14 October, 2006.
16. Turkish Society of Cardiovascular Surgery, 9th National Congress, 1-5 November, 2006.
17. The 2nd National Phlebology Congress, 12-14 January, 2007.
18. The 2nd Congress of Molecular Medicine, 24-26 March, 2007.
19. European Vascular Course, 10-13 May 2007.
20. The European Society for Cardiovascular Surgery, 56th International Congress, 16-20 May, 2007.
21. Turkish Society of Vascular Surgery, 13th National Congress, 22-26 May, 2007.
22. IV. MAYO-Turkey Symposium, 1-2 June, 2007.
23. 8th Meeting of the European Venous Forum, 29 June-1 July 2007.
24. Baltic Summer Academy 2007, Fontan Circulation, 31 August-1 September 2007.
25. The 2nd Congress of the German Society for Stem Cell Research, 4-6 October 2007.
26. The 3rd Annual Congress of Update on Cardiology and Cardiovascular Surgery, 28 November-2 December, 2007
27. The 5th Joint Meeting-German, Austrian and Swiss Societies for Thoracic and Cardiovascular Surgery-Innsbruck, 17-20 February, 2008.
28. The 18th World Congress, World Society of Cardio-Thoracic Surgeons-Kos Island, Greece, April 30-May 3, 2008.
29. The 11th Annual Meeting of the American Society of Gene Therapy, Boston , MA, US, May 28-June 1, 2008.
30. The 37. Rostocker Gesprache über kardiovaskulare Funktion und Hypertonie, Rostock, Germany, May 31, 2008.
31. The 2nd International Congress on Stem Cells and Tissue Formation, Dresden, Germany, July 6-9, 2008.
32. The 22nd Annual Meeting of the European Association for Cardio-Thoracic Surgery, Lisbon, Portugal, September 13-17, 2008.
33. Turkish Society of Cardiovascular Surgery, 10th National Congress, 17-21 October, 2008.
34. The 4th Annual Congress of Update on Cardiology and Cardiovascular Surgery, 28 November-2 December, 2008.
35. Continuing Education, “The Clinical Perfusion – The Science, The Art and, The Future”, Goztepe Safak Hospital, 04 December, 2008.
36. The 5th Annual Congress of Update on Cardiology and Cardiovascular Surgery, 15-18 September, 2010.
37. The European Society for Cardiovascular Surgery, 59th International Congress, 15-18 September, 2010.
38. Turkish Society of Cardiovascular Surgery, 11th National Congress, 27-31 October, 2010.
39. The 3rd Scientific Meeting of the World Society for Pediatric and Congenital Heart Surgery, Istanbul, Turkey, June 23-26, 2011.
40. Practice and Science in Cardiology and Cardiovascular Surgery, Istanbul, Turkey, 7-10 June 2012.
41. ESC congress, Munich, Germany, 25-29 August 2012.
42. Turkish Society of Cardiovascular Surgery, 12th National Congress, Antalya, Turkey, 8-11 November, 2012.
43. The Asian Society for Cardiovascular and Thoracic Surgery, 21st Annual Meeting, Kobe, Japan, 4-7 April 2013.
44. 14th Congress of Asian Society for Vascular & 16th Congress of Turkish Society for Vascular and Endovascular Surgery & 8th Asian Venous Forum, Istanbul, Turkey, 26-29 October 2013.
45. The Asian Society for Cardiovascular and Thoracic Surgery, 22nd Annual Meeting, Istanbul, Turkey, 3-6 April 2014.
46. 2014AATS Cardiovascular Valve Symposium, Istanbul, Turkey, September 4-6, 2014.
47. Turkish Society of Cardiovascular Surgery, 13th National Congress, Antalya, Turkey, 30 October-2 November, 2014.
48. 29th Annual Meeting of European Society for Vascular Surgery, Porto, Portugal, 23-25 September, 2015.
49. 20th European Vascular Course, Maastricht, The Netherlands, 6-8 March, 2016.
50. 12th International Congress of Update in Cardiology and Cardiovascular Surgery, Antalya, Turkey, 10-13 March, 2016.
51. V Interuniversity International Congress Of Advances In Phlebology, Lymphology And Aesthetics – Buenos Aires, Argentina, 18-22 October, 2016.
52. Turkish Society of Cardiovascular Surgery, 14th National Congress, Antalya, Turkey, 3-6 November, 2016.
53. LINC 2017, Leipzig, Germany, 24-27 January, 2017.
54. Lecturer, 7th Cardiovascular Surgery School, Canakkale, Turkey, 5-7 May, 2017.
55. 66th International Congress of ESCVS, Thessaloniki, Greece, 11-14 May, 2017.
56. The 13th Annual Congress of Update on Cardiology and Cardiovascular Surgery, Izmir, Turkey, 23-26 March, 2017.
57. 18th Congress of Turkish Society for Vascular and Endovascular Surgery & 9th Asian Venous Forum, Nicosia, Cyprus, 8-12 November, 2017.
58. 22nd European Vascular Course, Maastricht, The Netherlands, 4-6 March, 2018.
59. The 14th Annual Congress of Update on Cardiology and Cardiovascular Surgery, Antalya, Turkey, 5-8 April, 2018.
60. Lecturer, 8th Cardiovascular Surgery School, Eskisehir, Turkey, 20-22 April, 2018.
61. Munich Vascular Conference, Munich, Germany, 6-8 December 2018.
62. LIVE 2019, Larissa, Greece, 8-11 May, 2019.
63. Lecturer, 9th Cardiovascular Surgery School, Eskisehir, Turkey, 27-29 September, 2019.
64. 19th National Vascular and Endovascular Surgery Congress, Girne, Cyprus, 26-29 October, 2019.
65. 10th Annual Meeting of the Balkan Venous Forum, Thessaloniki, Greece, 1-2 November, 2019.
66. 20th National Vascular and Endovascular Surgery Congress, Antalya, Turkey, 28-31 October, 2021.
67. International Symposium Charing Cross, London, UK, 26-28 April 2022.
68. 19th World Congress of Phlebology, Istanbul, Turkey, 12-16 September 2022.
69. Turkish Society of Cardiovascular Surgery, 17th National Congress, Antalya, Turkey, 17-20 November, 2022.