General surgeons with experience in Umbilical hernia

Dr. Kexagias Aristotelis MD, PhD, FACS is a General Surgeon with a subspecialty in Advanced Laparoscopic and Endocrine Surgery, as well as Laser procedures. He is a summa cum laude Doctor of the Medical School of the National and Kapodistrian University of Athens. He holds two specialty certifications (double specialty): General Surgery (Athens) and Laparoscopic Surgery of the Gastrointestinal Tract and Endocrine Glands, following postgraduate training at the University Hospital of Tampere, Finland. He has received further training at leading international centers in laparoscopic surgery and thyroid/parathyroid surgery, including the Karolinska Institute in Stockholm, Sweden, UMC Utrecht in the Netherlands, and Rudolfstiftung in Vienna. He also completed advanced training in modern minimally invasive Laser techniques at the Tor Vergata University Hospital in Rome. He is certified in advanced laparoscopic surgery by IRCAD France in Strasbourg. He is a member of numerous Greek and international surgical scientific societies and the American College of Surgeons. He has participated as an invited speaker in many international and national conferences. He maintains a private practice in Agia Paraskevi and performs surgeries at private hospitals in Athens.

Kelgiorgi Dionysia MD, MSc is a General Surgeon with a private practice in Chalandri. She holds a Master's Degree in "NEW TECHNOLOGIES IN DIGESTIVE SURGERY – MINIMALLY INVASIVE TECHNIQUES – BARIATRIC SURGERY" from the National and Kapodistrian University of Athens (NKUA). She is currently an instructor in this postgraduate program at the University of Athens. She has received certification in laparoscopic surgery from the internationally renowned IRCAD center of excellence in Minimally Invasive Surgery, Strasbourg. She is also certified in the use of surgical laser from a reference center for perianal diseases in Leipzig, Germany. She specializes in Minimally Invasive Surgery (Laparoscopic and Robotic Surgery, Surgical Laser), as well as surgical oncology. She has served as Consultant Surgeon in the Robotic Surgery and Surgical Oncology Clinic at Metropolitan General Hospital and held the same position for three years at the Euroclinic of Athens. Additionally, she was Consultant Surgeon at the accredited Center of Excellence for Thyroid and Parathyroid Surgery of the Euroclinic Athens. She is a member of Greek and European scientific societies, including the European and Hellenic Society of Endoscopic Surgery, the European and Hellenic Hernia Society, the European Society of Coloproctology, and the Hellenic Surgical Society, participating in their advanced training courses. She has numerous participations in conferences, seminars, and symposia in Greece and abroad and serves as a reviewer for the medical journals Cancer Medicine and Hepatobiliary & Pancreatic Diseases International.

Karaiskos Ioannis is a General Surgeon with a private practice in Vari. He holds a degree from the Medical School of Athens and completed his specialty training at the 1st University Surgical Clinic of the General Hospital of Athens "Laiko." Additionally, he received advanced training in Laparoscopic Surgery at Montefiore Medical Centre in New York and possesses specialized knowledge in Breast Surgery as well as General Surgery. Currently, he maintains scientific collaboration with numerous private clinics and health insurance providers. In his fully equipped private clinic, he ensures that patients receive comprehensive information and a well-documented treatment plan. He manages cases across the entire spectrum of General Surgery, including hernias, breast and skin conditions, pilonidal cyst, melanoma, and pressure ulcers. Furthermore, he has authored five foreign-language publications and, with a focus on continuous education, actively participates in both Greek and international conferences.

Agalianos Xristos is a General Surgeon and operates a private practice in Chania. He graduated from the Military Academy of Corps Officers (ΣΣΑΣ) in 2002 as a medical officer of the Hellenic Navy. He completed his specialty in General Surgery in 2011 and was appointed as a Consultant Surgeon at the Navy Hospital of Athens. He specialized in liver, biliary tract, and pancreatic surgery both at reference centers in Greece and at the university hospital in Verona, Italy, where he also completed his postgraduate degree in this field. Concurrently, he pursued his doctoral thesis at the National and Kapodistrian University of Athens, focusing on malignant diseases of the colon, obtaining his PhD in 2018. He has participated as a speaker in numerous conferences and educational seminars in Greece and abroad and has an extensive body of written and research work published in international and domestic medical journals. Since July 2019, he has been appointed as a consultant surgeon at the Navy Hospital of Crete. Finally, in his practice, he engages in the full spectrum of surgery with specialization in liver, biliary tract, pancreatic, and colorectal surgery, hernia repair surgery, day surgery, as well as laparoscopic cholecystectomy.

Ο Δρ. Κοζώνης Ιωάννης είναι Γενικός Χειρουργός και κατέχει ιδιωτικό ιατρείο στο Περιστέρι. Κατέχει πολυετή εμπειρία και μακρά πορεία στη σύγχρονη χειρουργική και χειρουργική ογκολογία. Διαθέτει εκτεταμένη εμπειρία σε όλο το φάσμα της γενικής χειρουργικής, με ιδιαίτερη εξειδίκευση στη χειρουργική ογκολογία, στις επεμβάσεις κοιλιακού τοιχώματος και στη χειρουργική μαστού. Μετεκπαιδεύτηκε στη χειρουργική ογκολογία και στις σύνθετες κοιλιακές επεμβάσεις στις ΗΠΑ (Νέα Υόρκη) και στην Ολλανδία (Άμστερνταμ), αποκτώντας σημαντική διεθνή χειρουργική εμπειρία. Έχει διατελέσει Διευθυντής Χειρουργικού Τομέα μεγάλων ιδιωτικών κλινικών, παρέχοντας υψηλού επιπέδου εξατομικευμένη χειρουργική φροντίδα.

Δρ. Μίντζηρας Ιωάννης MD, MSc, PhD Γενικός Χειρουργός - εξειδικευμένος Χειρουργός Ενδοκρινών Αδένων

Αναπληρωτής Καθηγητής Χειρουργικής (PD Dr. med.), Πανεπιστημιακή Κλινική του Πανεπιστημίου «Philipps-University Marburg», Γερμανία

Επιμελητής στο Τμήμα Γενικής, Λαπαροσκοπικής, Ογκολογικής και Ρομποτικής Χειρουργικής στο Ιατρικό Κέντρο Αθηνών

Σπούδασε στην Ιατρική Σχολή του Πανεπιστημίου Αθηνών και μετά το πέρας των σπουδών του μετέβη απευθείας στο εξωτερικό και πραγματοποίησε το σύνολο της ειδικότητας της Χειρουργικής σε ένα από τα πλέον ιστορικά και ονομαστά Πανεπιστήμια της Γερμανίας, την Πανεπιστημιακή Κλινική του «Philipps-University Marburg», που αποτελεί κορυφαίο κέντρο αναφοράς στη χειρουργική ενδοκρινών αδένων και νευροενδοκρινών όγκων. Το έντονο και διαρκώς αυξανόμενο επιστημονικό και ακαδημαϊκό ενδιαφέρον του, τον οδήγησε στην ολοκλήρωση της διδακτορικής του διατριβής το 2019 με θέμα «Evaluation of the safety of early drain removal after partial pancreaticoduodenectomy».

Μετά την απόκτηση της ειδικότητας της Γενικής και Σπλαχνικής Χειρουργικής, εργάστηκε αρχικά ως επιμελητής Β και στη συνέχεια ως επιμελητής Α και σε άλλες ονομαστές κλινικές της Γερμανίας, συμμετέχοντας και διενεργώντας και ο ίδιος πληθώρα επεμβάσεων που καλύπτουν όλο το φάσμα της γενικής χειρουργικής. Τα τελευταία χρόνια επικεντρώθηκε στη χειρουργική ενδοκρινών αδένων εργαζόμενος σε ονομαστά κέντρα αναφοράς της Γερμανίας, στο Essen υπό τη διεύθυνση του Prof. M. Walz και στη συνέχεια στο Πανεπιστήμιο του Marburg, όπου σε συνεργασία με την υπεύθυνη του τμήματος χειρουργικής ενδοκρινών αδένων και πρόεδρο της Πανγερμανικής Εταιρίας Χειρουργικής Ενδοκρινών Αδένων, Prof. K. Holzer, διαχειρίστηκαν και αντιμετώπισαν επί σειρά ετών ένα μεγάλο αριθμό περιστατικών, που αφορούσαν τόσο καλοήθεις όσο και κακοήθεις παθήσεις θυρεοειδούς, επινεφριδίων και παθήσεις των παραθυρεοειδών αδένων.

Παράλληλα με την εξειδίκευσή του στη χειρουργική ενδοκρινών αδένων, παρακολούθησε το Μεταπτυχιακό Πρόγραμμα του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης, με αντικείμενο τη Στατιστική και Αναλυτική Βιοϊατρικών Δεδομένων (Health Statistics and Data Analytics), το οποίο και ολοκλήρωσε με άριστα, αποκτώντας τον τίτλο Master of Science (MSc). Το πλούσιο συγγραφικό του έργο και η απρόσκοπτη ενασχόληση του με την εκπαίδευση των φοιτητών της Πανεπιστημιακής Κλινικής Marburg άνοιξαν το δρόμο για την αναγόρευσή του σε Αναπληρωτή Καθηγητή (PD Dr. med.) στο Πανεπιστήμιο «Philipps-University Marburg». Συνεχίζει με υπευθυνότητα και αμείωτο ενθουσιασμό το ακαδημαϊκό του έργο στην Πανεπιστημιακή Κλινική Marburg, συμμετέχοντας στη διδασκαλία και την επίβλεψη διδακτορικών διατριβών των φοιτητών του Πανεπιστημίου.

Έχει συμμετάσχει σε πληθώρα πανευρωπαϊκών και πανγερμανικών συνεδρίων χειρουργικής ενδοκρινών αδένων και νευροενδοκρινών όγκων με παρουσιάσεις σε μορφή posters (ελεύθερων ανακοινώσεων) και ομιλιών, ενώ έχει βραβευτεί για το επιστημονικό του έργο από τη Γερμανική Εταιρία Χειρουργικής Ενδοκρινών Αδένων. Το συγγραφικό του έργο αριθμεί πάνω από 40 επιστημονικές δημοσιεύσεις στο PubMed σε μεγάλα διεθνή ιατρικά περιοδικά, πάνω από 890 βιβλιογραφικές αναφορές και ειδικό δείκτη παραπομπών (h-index) 15. Ως ενεργό μέλος της Ακαδημαϊκής Κοινότητας του Πανεπιστημίου του Marburg συνεχίζει το ακαδημαϊκό και ερευνητικό-επιστημονικό του έργο. Παράλληλα είναι τακτικό και ενεργό μέλος της Γερμανικής Εταιρίας Χειρουργικής Ενδοκρινών Αδένων, της Γερμανικής Εταιρίας Γενικής και Σπλαχνικής Χειρουργικής και μέλος του Συλλόγου Χειρουργών Γερμανίας. 

Georgios Bpagias is a General Surgeon, PhD holder from the Medical School of Athens. He completed his medical studies at the Medical School of Athens with "Excellent" marks and undertook his specialty training in Greece and Germany (university clinics of general surgery and transplantation in Hannover and Essen). Concurrently, he completed his doctoral thesis on short bowel syndrome also with "Excellent" marks, while specializing in minimally invasive colorectal surgery at the University of Strasbourg, with an emphasis on modern laparoscopic techniques. Subsequently, he completed specialization in pelvic floor disorder management at the University of Venice.

In his clinical practice, he manages general surgery cases covering a broad spectrum, from minor procedures and routine laparoscopic surgeries to specialized colorectal and pelvic floor surgeries. His primary concern is responsible and evidence-based consultation on all surgical issues, aiming for appropriate guidance and making safe therapeutic decisions.

He maintains active scientific involvement, participating predominantly as a speaker and trainer in international, as well as pan-European and Greek scientific conferences. Additionally, he is the author of numerous scientific publications in international journals indexed in PubMed, reflecting his continuous engagement with scientific documentation and the advancement of surgery.

His philosophy is based on the proper and personalized evaluation of each case, evidence-based decision-making, and the avoidance of unnecessary surgeries when not required. Special emphasis is placed on clear, honest, and understandable communication with the patient, to ensure active participation in the therapeutic process and to foster a sense of safety and trust.

Dr. Anastasios Aggelou MD, PhD, MSc. is a General Surgeon specialized in Advanced Laparoscopic and Robotic Surgery, minimally invasive techniques, as well as Emergency Surgery. He holds a doctoral degree with honors from the Medical School of the National and Kapodistrian University of Athens. He has received further training at leading international centers, including the Cleveland Clinic Foundation and Ohio State. He maintains a private practice in Agia Paraskevi and performs surgeries at private hospitals in Athens.

Tzatzarakis Emmanouil is a General Surgeon - Endocrine Surgeon, PhD holder from the University of Heidelberg in Germany, and maintains a private practice in Kalamata. In 2008, he was admitted to the Medical School of the National and Kapodistrian University of Athens, from which he graduated in 2014 with an excellent degree (8.8). After graduation, he moved to Germany, where he began his training in the specialty of General Surgery at the University Clinic of Mannheim, completing it in 2021. He continued to work at the same clinic as a Senior Registrar II until 2024, with a special focus on laparoscopic repair of abdominal wall hernias. In 2022, he completed his doctoral dissertation at the University of Heidelberg, earning the title of Doctor (Dr. med.). From 2024 until June 2025, he worked as a Senior Registrar I at the Thyroid and Parathyroid Surgery Center of Marienhaus Klinikum in Mainz, Germany, where he performed approximately 200 thyroid and parathyroid surgeries and participated in over 500 in total. In June 2025, he relocated to his wife’s hometown, Kalamata, together with her and their two children, beginning his professional activity in Greece.

Tsakiris Ioannis is a General Surgeon - Proctologist and maintains his practice in Ambelokipi. He undertakes treatments for inguinal and umbilical hernias using both laparoscopic and traditional techniques. Additionally, he manages the treatment of anorectal diseases with laser therapy, for which he has received training abroad, as well as the laparoscopic removal of the gallbladder. He also conducts home visits for patients who have difficulty traveling, providing postoperative evaluation if requested. He collaborates with various private clinics and specialists from different fields to ensure comprehensive management of complex conditions.