Vascular surgeons - Angiologists

Georgios Xatzantonis is a vascular surgeon-endovascular surgeon. He trained at one of the largest centers for diabetic foot management and vascular access (fistula) in Germany and specializes in innovative endovascular techniques, having performed over 2,000 related procedures on hemodialysis patients in Germany and Greece. He is the head of the Vascular Access Center at Errikos Dunant Hospital, as well as the head of the Vascular Access Department at the 2nd Vascular Surgery Clinic, National and Kapodistrian University of Athens, at GNA “Laiko” Hospital. Mr. Xatzantonis is the pioneer behind the establishment of the first vascular access center in Greece, recognized by the international Vascular Access Society as a training center for vascular access surgery for hemodialysis patients. Finally, the physician is a scientific collaborator at Errikos Dunant Hospital, Mediterraneo Hospital, and GNA “Laiko” Hospital.

Dr. med. Galanis Nektarios is a Vascular Surgeon maintaining private vascular surgery clinics in Athens and Chalkida. He holds degrees in Medicine and Radiation Protection and is a Doctor of the Medical School of Ulm in Germany. He has been trained in vascular diagnostic ultrasound, endovascular techniques, and endovenous laser ablation techniques for varicose veins. He possesses extensive clinical experience, having worked for 18 consecutive years (2003-2020) in clinics abroad in Germany and Switzerland, and since March 2020, he has been professionally active in Greece.

The vascular surgeon has performed more than 4,500 procedures both abroad and in Greece.

Since 2020, after his repatriation, he has served as the Director of the 1st Vascular Surgery Clinic at "IASO Thessaly". From October 2022, for three consecutive years, he was the director of the 5th Vascular Surgery Clinic at "Metropolitan General", and since September 2025, he has been directing the 2nd Vascular Surgery Clinic at "White Cross - The Athens Clinic" in Athens.

From 2021 for three consecutive years, he has been a scientific associate at the Institute of Anatomy of the Medical School of Aristotle University of Thessaloniki, where he taught Anatomy to medical students. Since September 2025, he continues his academic and teaching activities at the same school, now holding the position of Assistant Professor of Medicine at AUTh Medical School.

Additionally, during the academic year 2024–2025, he served as a scientific associate in the Anatomy Laboratory of the Medical School of the National and Kapodistrian University of Athens.

Το Πολυϊατρείο Affidea Περιστερίου είναι ένα σύγχρονο πολυϊατρείο που εξυπηρετεί ασθενείς από την ευρύτερη δυτική Αθήνα, προσφέροντας ολοκληρωμένη πρωτοβάθμια και εξειδικευμένη φροντίδα υγείας κάτω από μία οροφή. Με εξειδικευμένους ιατρούς σε ένα πλατύ φάσμα ειδικοτήτων, το κέντρο καλύπτει τις ανάγκες ολόκληρης της οικογένειας - από προληπτικούς ελέγχους έως εξειδικευμένη διάγνωση και παρακολούθηση.

Kakogianni Vasiliki is a Vascular Surgeon - Angiologist and maintains private clinics in Marousi, Keratsini, and Menidi. She holds a postgraduate degree in "Endovascular Techniques" from the National and Kapodistrian University of Athens and a medical degree from the Medical School of the University of Patras. Additionally, she is certified in Advanced Trauma Life Support (ATLS) by the Greek ATLS Program of the University of Patras and is specialized in endovascular artery surgery and telangiectasias. During her professional career, she has worked in numerous hospitals as a trainee and as a Consultant, gaining significant experience in a wide range of diseases. Specifically, she possesses valuable expertise in conditions such as varicose veins, venous insufficiency, abdominal aortic aneurysm, carotid artery stenosis, and peripheral arterial disease of the lower limbs. Finally, she actively participates in numerous seminars, two-day conferences, as well as Greek and international congresses.

Ksiromeritis Konstantinos MD, MSc, PhD is a Vascular Surgeon - Angiologist with private practices in Ilisia and Cholargos. He holds a medical degree from the Medical School of the National and Kapodistrian University of Athens and completed his specialty training in Vascular Surgery at the First Surgical Clinic of the University of Athens at the General Hospital "Laiko." Dr. Ksiromeritis received further training at the University of Munich as a specialized vascular surgeon at the Klinik für Gefäßchirurgie, Klinikum rechts der Isar der Technischen Universität München. Ksiromeritis Konstantinos specializes in Vascular and Endovascular Surgery - Treatment of Varicose Veins with Endovenous Laser. Additionally, he has contributed to the authorship of textbooks on Surgery and Anatomy, as well as a significant number of scientific publications in Greek (4) and international (29) journals. In the context of continuous professional development, Dr. Ksiromeritis consistently attends numerous educational seminars, emphasizing that medical guidelines, proposals, or advice must invariably adhere to the principles of evidence-based medical science.

Pappas Euaggelos is a Vascular Surgeon – Angiologist and maintains his private practice in Volos. He is a graduate of the Medical School of Aristotle University of Thessaloniki, holds a Master's Degree in "Endovascular Techniques," and is a PhD candidate at the University of Athens. He specialized for 3 years in general surgery at the 2nd Surgical University Clinic of Aristotle University of Thessaloniki and for 4 years in vascular surgery at the 2nd Surgical University Clinic of the University of Athens. Noteworthy is the doctor's specialization in endovascular arterial surgery, laser treatment of varicose veins, and nephrology fistulas.

Xronopoulos Anastasios is a Vascular Surgeon - Angiologist with a private practice in Kolonaki. He holds a doctorate from the National and Kapodistrian University of Athens and possesses a degree from the Faculty of Medicine at the same university. He specializes in endovascular vein surgery and has extensive experience in venous diseases and arterial conditions. Currently, he practices vascular surgery at the charitable institution "Errikos Dunant" as the deputy director and scientific supervisor. Alongside his clinical work, he has contributed to the writing of chapters in medical books, scientific publications, as well as numerous papers presented at Greek and international conferences. He has also served as a member of the board of directors of the Vascular Surgery Society and is currently the president of the Professional Association of Vascular Surgeons of Greece.

Doundoulakis Konstantinos is a Vascular Surgeon - Angiologist with a private practice in Ilisia. He graduated from the Medical School of Health Sciences at the National and Kapodistrian University of Athens, specializing in Vascular Surgery under the Medical Association of North Rhine-Westphalia, Germany. He trained as a General Surgery Surgeon at the General Hospital of Piraeus, Tzaneio, and specialized in General Surgery and Vascular Surgery at Ludmillenstift Krankenhaus Meppen. He has worked as a Vascular Surgeon at the Vascular Surgery Clinic of Elisabeth Krankenhaus Essen, as a consultant in the Second Vascular Surgery Clinic at Uniklinik Magdeburg, and in the First Vascular Surgery Clinic at Klinikum Brandenburg an der Havel. From 2020 to 2024, he served as a Consultant in the First Vascular Surgery Clinic at the "Errikos Dynan" Hospital, where he currently holds the position of Deputy Director. Finally, in his practice, he manages cases across the full spectrum of vascular surgery and angiological conditions, with noted expertise in endovascular vein surgery, nephropathy fistulas, and arterial diseases.

Dr. Papakostas Ioannis MD, MSc, PhD is a Vascular Surgeon - Angiologist and maintains private clinics in Ioannina and Preveza. He holds a PhD from the Medical School of Ioannina, a Master's degree in Endovascular Surgery from the National and Kapodistrian University of Athens and the University of Bicocca/Milano, and a degree from the Medical School of the University of Ioannina with a specialty in vascular surgery. Additionally, he has completed further training in the treatment of venous diseases using endovenous laser and other methods at the Vascular Surgery Clinic of Stony Brook University, New York. The doctor specializes in endovascular vein surgery, telangiectasias, and endovascular arterial surgery. Moreover, he has authored a significant number of foreign-language and Greek scientific papers published in reputable international and Greek medical scientific journals. He has also contributed to the writing of medical books in the field of vascular surgery and serves as a reviewer of scientific papers in this field for international medical journals. Finally, it is noteworthy that he has participated in numerous Greek and international medical conferences and seminars as a speaker, trainer, and member of organizing committees.

Dr. Papasideris Xristos is a Vascular Surgeon - Angiologist, PhD holder from Democritus University of Thrace, maintaining private clinics in Marousi and Kallithea. He graduated from the Medical School of the University of Rome “La Sapienza” and holds a postgraduate diploma in "Vascular Surgery: Endovascular Techniques." He also completed advanced training at the Vascular Surgery Clinic of Heinrich – Heinle University in Düsseldorf, Germany. He has been a scientific associate at the Vascular Surgery Clinic of the University of Athens, the University General Hospital Attikon, as well as a collaborator and surgeon at private hospitals. During his specialty training, he worked at the Onassis Cardiac Surgery Center, Evangelismos Hospital, Konstantopouleio General Hospital of N. Ionia “Agia Olga,” and the University General Hospital of Alexandroupolis. Additionally, he teaches at the Medical School of the National and Kapodistrian University of Athens as part of the course ‘Vascular Surgery,’ has participated as a speaker in conferences and workshops, and has numerous presentations at international conferences and publications in internationally recognized journals. He is a member of the Hellenic Professional Association of Vascular Surgeons and a board member of the Angiology Society, the Hellenic Vascular Surgery Society, and the Union of EOPYY Physicians (ENI-EOPYY), serving as the General Secretary. Finally, he specializes in the latest minimally invasive endovascular techniques.

Dr. Axilleas Dr Toursidis MD, MSc is a Vascular Surgeon - Angiologist - Phlebologist and maintains a private practice in Limassol. He holds a postgraduate degree in Endovascular Techniques from the National and Kapodistrian University of Athens and the University of Milan, while he graduated from the State Medical Academy of Stavropol. He completed his residency in Vascular Surgery, General Surgery, and Cardiothoracic Surgery at the Nicosia General Hospital in Cyprus. Additionally, he specialized in Vascular Surgery and Angiology, having trained at the University Clinic of General and Endoscopic Surgery at the Regional Hospital of Stavropol, Russia. Currently, he works in the private sector with a special focus on the treatment of varicose veins (Endovenous vein ablation using laser, radiofrequency, glue, and sclerotherapy with or without foam), Aneurysm Repair, Peripheral Arterial Occlusive Disease of the lower limbs, Carotid Disease, as well as the latest methods for managing pelvic congestion syndrome and Emergency Vascular Surgery. Finally, it is noteworthy that he is a member of the European Society for Vascular Surgery and the Cyprus Society of Vascular and Endovascular Surgery.

Dr. Melas Mixail is a Vascular Surgeon with private practices in Piraeus and Agia Paraskevi, while also evaluating patients at the Medical Center of Peristeri and the Bioclinic of Athens. He holds a postgraduate degree in Endovascular Surgery from the National and Kapodistrian University of Athens. The doctor specializes in endovascular arterial surgery, endovascular venous surgery, classical surgery, and telangiectasias, including the restoration of arterial stenoses, carotid arteries, venous insufficiency (phlebitis), as well as the placement of permanent catheters for hemodialysis and fistulas with remarkable outcomes. Additionally, the doctor has significant experience in the treatment of phlebitis, varicose veins, carotid stenosis, aneurysms - stents, peripheral arterial disease, diabetic ulcers (diabetic foot), vascular ultrasound, laser applications, classical and endoluminal vascular surgery, and grafts in patients with kidney disease. It is noteworthy that the doctor has served as an attending physician at the General Hospital of Athens "Evangelismos." Finally, he is a collaborator of the Bioclinic of Athens and has undergone further training in major hospitals abroad as well as clinics in Athens and Piraeus.