Gastroenterologists near Filothei

Sioulas Athanasios MD, PhD, FEBGH is a Gastroenterologist with a private practice in Chalandri. He holds a doctorate from the Medical School of the National and Kapodistrian University of Athens and is also a graduate of the same institution. He completed his specialty training in Gastroenterology at the Hepatogastroenterology Unit of the 2nd Propaedeutic Medical Clinic of the University General Hospital "Attikon" and subsequently undertook advanced training as a fellow of the Hellenic Gastroenterology Society in the Endoscopy Department of the Universitätsklinikum Hamburg - Eppendorf (UKE) in Hamburg, Germany. His advanced training focused on diseases of the pancreas and biliary tract with an emphasis on endoscopic diagnostic and therapeutic techniques (ERCP, cholangioscopy). In addition to his clinical activities, Dr. Sioulas has a special interest in basic and clinical research in the field of gastroenterology, with numerous publications in reputable international scientific journals and presentations at Greek and international conferences. Currently, he practices general gastroenterology and hepatology, covering the entire spectrum of digestive system diseases, with an emphasis on endoscopic diagnostic and therapeutic methods. He works closely with leading surgeons, oncologists, radiologists, and radiotherapists to provide his patients with high-quality services in accordance with current clinical guidelines. Finally, Dr. Sioulas is a member of the Hellenic Gastroenterological Society, the European Board of Gastroenterology and Hepatology, and the European Society of Gastrointestinal Endoscopy.

Spanou Euaggelia MD is a Gastroenterologist with a private practice in Nea Ionia. She is a graduate and PhD candidate of the Medical School of the National and Kapodistrian University of Athens. She completed a Graduate Program in "Health Unit Management" at the Hellenic Open University and received training in Gastroenterology at the Clinic of Pathophysiology of the General Hospital of Athens "Laiko" and at the Internal Medicine Clinic of the General Hospital of Livadia. She possesses valuable professional experience, having collaborated with numerous clinics and undertaken the teaching of Orthopedics - Traumatology and Pathology courses to students of Vocational Training Institutes. Finally, Dr. Spanou has numerous participations in Greek and international conferences and is a member of the Athens Medical Association, the Hellenic Society of Gastroenterology, and the Hellenic Foundation of Gastroenterology and Nutrition.

Mpallas Spyridon is a Gastroenterologist who has maintained a private practice in Galatsi since 2008. He graduated from the Medical School of the University of Crete and completed his specialty training at the First Department of Internal Medicine of the Anti-Cancer - Oncology Hospital of Athens "Agios Savvas." He specialized in Gastroenterology at the University Gastroenterology Clinic of the General Hospital of Athens "Hippokration." He has extensive professional experience, having served not only in his private practice but also as a Scientific Collaborator at the Oncology Clinic of the “Metropolitan” Hospital. Furthermore, his clinic offers a wide range of services including gastroscopies, colonoscopies, breath tests for Helicobacter pylori, as well as polyp removal.

Karlaftis Anastasios MD is a Gastroenterologist - Hepatologist and maintains a private practice in Metamorfosi, while also collaborating with the endoscopy department of the diagnostic center "Ionio Iatriki." He is a PhD candidate at the University Gastroenterology Clinic of the Medical School of the University of Athens and a graduate of the Medical School of Aristotle University of Thessaloniki. He specialized in the Gastroenterology Clinic of the General Hospital of Athens "G. Gennimatas" and has worked in major hospitals such as the General Hospital of Athens "Laiko," the General Hospital of Athens "Alexandra," and the General Hospital of Chania "Agios Georgios." The physician has participated in numerous scientific meetings and seminars and has numerous presentations in both foreign-language and Greek-language conferences. Additionally, he has several publications in Greek and international journals. During his tenure in university clinics, he has also contributed to teaching by delivering numerous lessons to medical students. Finally, despite practicing private medicine, he continues his research and writing activities, and recently his first book was published, entitled "Modern Guidelines in Gastroenterology and Hepatology."

Mparmpounakis Panagiotis is a Gastroenterologist - Hepatologist with private practices in Neo Psychiko and Salamina. Additionally, he sees patients at the outpatient clinics of Iatriko Psychiko and Iatriko Palaio Faliro (Athens Medical Group). His extensive studies in Greece and abroad, combined with his personal dedication to the patient's problem, ensure excellent provision of medical care and management of health issues. The physician's long-term involvement and experience in gastroenterology, digestive oncology, idiopathic inflammatory bowel diseases (Crohn's disease, ulcerative colitis), continuous scientific updating, and his distinguished team of collaborators enable proper management of a wide range of gastroenterological conditions. He performs advanced endoscopic, diagnostic, interventional, and therapeutic techniques such as Radiofrequency Ablation (RFA) application in Barrett's esophagus, a method that essentially revolutionizes its treatment, endoscopic mucosal resection (EMR), magnifying endoscopy, high-definition chromoendoscopy for the prevention and early diagnosis of early cancer and precancerous conditions in the digestive system, and Narrow Band Imaging (NBI). More specifically, he performs endoscopic application of Radiofrequency Ablation (RFA) in Barrett's esophagus, cauterization - endoscopic hemostasis of upper and lower gastrointestinal lesions with Argon Plasma Coagulation (APC), small bowel examination with wireless PILL CAM capsule, gastroscopy - CLO Test for Helicobacter pylori detection, liver and biliary diseases, anemia investigation, celiac disease screening, treatment of malabsorption syndrome, diagnosis and treatment of idiopathic inflammatory bowel diseases.

Lazaridis Lazaros - Dimitrios is a Gastroenterologist and serves as Consultant in the Gastroenterology – Hepatology Clinic at Metropolitan General in Cholargos. He also maintains a private practice at the Pharos of Neo Psychiko. He studied Medicine at the National and Kapodistrian University of Athens and specialized in Gastroenterology - Hepatology at the University General Hospital “Attikon.” Beyond the national exams for obtaining the Gastroenterology specialty title, he participated in the activities of the 14th Hepatology School of the Hellenic Association for the Study of the Liver and was awarded following his participation in the examinations. He was awarded a Doctorate from the Medical School of the National and Kapodistrian University of Athens in 2017 with a grade of “Excellent.” He completed his doctoral thesis at the 2nd University Pathology Clinic of the University General Hospital “Attikon” focusing on the role of the inflammasome in idiopathic inflammatory bowel diseases. He is the author of more than 15 scientific articles in reputable international scientific journals. He has participated as an invited speaker at Greek conferences and has been part of the authorship team in nearly 50 presentations at international and Greek conferences. He has actively participated in multicenter clinical studies. He has taught students at the National and Kapodistrian University of Athens within the framework of undergraduate courses. He fulfilled his mandatory rural service as a physician at the General Hospital of Trikala in the Regional Clinic of “Koniskos” and served as a Pathology specialty trainee at the General Hospital of Athens “Sismanogleio,” as part of his training for the Gastroenterology specialty. Finally, he fulfilled his military obligations as a unit doctor in the Hellenic Army, serving at the 95th National Guard Reconnaissance Squadron (95 EAΝΕΘ) in Gennadi, Rhodes.

Konstantinos Zampelis is a Gastroenterologist and maintains a private practice in Galatsi, Athens. Concurrently, he is an external collaborator of the 2nd Gastroenterology Department of Interventional Endoscopy at "Errikos Dynan" Hospital, the 1st Gastroenterology Clinic of "IASO General" Hospital, and the "Bioclinic of Athens." He graduated from the Medical School of the State University of Naples, Italy, "Federico II" and obtained his specialty degree in the Gastroenterology Department at "Erythros Stavros" Hospital, where he specialized primarily in Interventional Gastroenterology. He has performed a large number of diagnostic and interventional endoscopies such as polyp removal in the stomach and intestines, hemostasis of hemorrhages, removal of foreign bodies from the digestive tract, variceal banding and sclerotherapy, gastrostomy placement, esophageal and intestinal dilations, use of endoclips, APC, and Gold Probe, as well as a significant number (>300) of ERCP procedures. To date, he has participated in numerous Greek and international conferences with the aim of continuous education and training in his specialized field. He is a member of the Athens Medical Association and a regular member of the Hellenic Gastroenterological Society.

Η Βικτώρια Θώδου, MD,PhD, είναι Γαστρεντερολόγος – Ηπατολόγος με εξειδίκευση στην επεμβατική ενδοσκόπηση ανώτερου – κατώτερου πεπτικού και χοληφόρων αγγείων.Γεννημένη και μεγαλωμένη σε αθηναϊκό προάστιο, η γιατρός εισήχθη με Πανελλαδικές Εξετάσεις στην Ιατρική Σχολή του Πανεπιστημίου Αθηνών το 2005, από όπου αποφοίτησε μετά από εξαετή φοίτηση.Αμέσως μετά την αποφοίτησή της, το 2011, μετέβη στη Γερμανία και συγκεκριμένα στο Πανεπιστήμιο του Έσσεν (Universitätsklinikum Essen), ονομαστό πανεπιστημιακό νοσοκομείο και το μεγαλύτερο μεταμοσχευτικό κέντρο ήπατος της Γερμανίας, για την ειδίκευσή της αρχικά στη Γενική Παθολογία, τον τίτλο της οποίας απέκτησε το 2017.Το 2020, ενώ ήδη διατελούσε χρέη επιμελήτριας στην ίδια κλινική, απέκτησε και τον τίτλο της Γαστρεντερολογίας και Ηπατολογίας.Κατά την εκπαίδευσή της μαθήτευσε δίπλα στον ονομαστό καθηγητή Univ.-Prof. Dr. Alexander Dechêne, σε διαγνωστικές αλλά και επεμβατικές πράξεις. Από το 2019 ξεκίνησε τις ενδοσκοπικές εφημερίες επείγουσας γαστρεντερολογίας παίδων και ενηλίκων, στο πλαίσιο των οποίων απέκτησε μεγάλη εμπειρία στην αντιμετώπιση επειγόντων περιστατικών σε ενήλικες (αιμορραγία ανώτερου και κατώτερου πεπτικού, στάση βλωμού, παραλυτικός ειλεός από κοπρόσταση, χολαγγειίτιδα), αλλά και σε βρέφη – παιδιά (αιμορραγία ανώτερου και κατώτερου πεπτικού, στάση βλωμού, κατάποση ξένου σώματος).Παράλληλα, συνεργάστηκε με τον διευθυντή της κλινικής, καθηγητή Univ.-Prof. Dr. med. Heiner Wedemeyer, παγκόσμιας φήμης και αναγνώρισης καθηγητή ηπατολογίας, ως βασική εκπρόσωπος – συνεργάτις του στα προσωπικά του εξωτερικά ιατρεία ηπατολογίας.Στα ανεξάρτητα εξωτερικά ιατρεία του πανεπιστημίου εργάστηκε πολυετώς, ασχολούμενη κυρίως με ηπατολογικά περιστατικά, καθώς και με φλεγμονώδεις νόσους του εντέρου και με μεταμοσχευμένους ήπατος.Στο διδακτικό της έργο περιλαμβάνεται η θεωρητική και πρακτική εκπαίδευση των φοιτητών της Ιατρικής Σχολής του Πανεπιστημίου του Έσσεν και των ειδικευομένων στη Γαστρεντερολογία.Με αυτά τα εφόδια, εξειδικεύτηκε για δύο ακόμη χρόνια στο καθολικό κρατικό νοσοκομείο του Έσσεν, Huyssenstift, κέντρο αναφοράς γενικής χειρουργικής και ογκολογίας, σε βαριές επεμβατικές ενδοσκοπικές πράξεις όπως ERCP και EUS.Στο ακαδημαϊκό της έργο, πέρα από τη διδακτορική της διατριβή στις ιογενείς ηπατίτιδες, συγκαταλέγονται αρκετές δημοσιεύσεις, κυρίως στον τομέα της ηπατολογίας (με βράβευση εργασίας σε πανγερμανικό συνέδριο), καθώς και η συμμετοχή σε πολυκεντρικές μελέτες.Αποτελεί τακτικό μέλος της Ευρωπαϊκής Εταιρείας Γαστρεντερολογικής Ενδοσκόπησης (ESGE), της Γερμανικής Εταιρείας Γαστρεντερολογίας και Μεταβολικών Νοσημάτων (DGVS), της Ελληνικής Γαστρεντερολογικής Εταιρείας (ΕΓΕ) και της Επαγγελματικής Ένωσης Γαστρεντερολόγων Ελλάδος (ΕΠΕΓΕ).Συμμετέχει όλα αυτά τα χρόνια σε διεθνή επιστημονικά συνέδρια που αφορούν τη Γαστρεντερολογία και την Ηπατολογία, και ιδιαίτερα το επεμβατικό τους μέρος.Από το καλοκαίρι του 2023, ύστερα από υπερδεκαετή παραμονή στη Γερμανία, επιστρέφει στη γενέτειρά της, δραστηριοποιούμενη στο Ιατρικό Κέντρο Αθηνών με τον τίτλο της Αναπληρώτριας Διευθύντριας της Β΄ Γαστρεντερολογικής Κλινικής, ενώ συνεργάζεται και με την Κλινική του Ψυχικού.Προς διατήρηση των ακαδημαϊκών της δραστηριοτήτων,συνεργάζεται επίσης με την πανεπιστημιακή κλινική του Λαϊκού Νοσοκομείου ως εξωτερική συνεργάτης.

Grammenos Ioannis is a Gastroenterologist who maintains a private practice in Nea Ionia. Simultaneously, he serves as a Specialist Scientific Collaborator at the Central Clinic of the Athens Medical Center. He graduated with honors from the Medical School of the University of Rome and specialized in Gastroenterology - Hepatology at the 2nd Internal Medicine Clinic of the General Hospital of Athens "Evangelismos." Furthermore, he holds a PhD with a dissertation titled "The absorption of fructose and sorbitol in normolactasic and hypolactasic healthy adults." He also has a notable research portfolio with scientific publications in conferences and scientific journals. Finally, the doctor has participated in numerous medical conferences both in Greece and abroad.

Dimitrios Tsounis MD, MSc, FEBGH is a Gastroenterologist with private practices in Neo Psychiko and Acharnes. He graduated from the Medical School of Aristotle University of Thessaloniki and holds postgraduate diplomas in EUS and ERCP from Vita-Salute San Raffaele University in Milan. Additionally, he holds the European Diploma in Hepatology-Gastroenterology (FEBGH), which has led to his specialization in polyp removal. He has extensive professional experience and currently serves as the Deputy Director of the Gastroenterology Clinic at the 251 Air Force General Hospital, where he engages in various gastroenterological procedures. Specifically, in his practice, each patient has the opportunity to be informed about more specialized interventional endoscopic methods such as endoscopic retrograde cholangiopancreatography (ERCP) and endoscopic ultrasound (EUS). Moreover, he provides, both in his practice and in the clinics he collaborates with, a range of basic gastroenterological examinations including colonoscopy, gastroscopy, rectoscopy, urea breath test for Helicobacter pylori, and hepatology screening. Finally, in his ongoing professional development, he participates in numerous Gastroenterology conferences held both in Greece and abroad.

Tyrmpas Ioannis is a Gastroenterologist-Interventional Endoscopist with private practices in Korydallos and Marousi. He holds a degree and is a PhD candidate at the Medical School of the National and Kapodistrian University of Athens. He has received specialized training in Endoscopic Ultrasound (EUS) and Interventional Endoscopy at the University Hospital "The Royal Infirmary of Edinburgh" in the United Kingdom, where he also worked as a Locum Consultant and holds the "Diploma of the European Board of Gastroenterology and Hepatology." He is the Director of the 1st Gastroenterology Interventional Endoscopy Clinic at IASO and the scientific head of the state-of-the-art endoscopy department at the General Clinic of IASO. Dr. Tyrmpas has numerous oral and poster scientific presentations at international and Greek conferences, as well as publications in international and Greek gastroenterological scientific journals. Finally, he is a member of the Medical Association of Athens and Cyprus, the Hellenic Society of Gastroenterology, the Professional Association of Gastroenterologists of Greece, the British Society of Gastroenterology, the European Society of Gastrointestinal Endoscopy (ESGE), and Euro-EUS.

Georgios Anagnostopoulos is a Gastroenterologist who sees patients in Marousi at the "Mitera" Clinic. He holds a medical degree from the Medical School of the National and Kapodistrian University of Athens and completed his Gastroenterology specialty at the 251 General Air Force Hospital. In 2002, he received a scholarship from the Hellenic Society of Gastroenterology and pursued advanced training as an Advanced Endoscopy Research Fellow at the Wolfson Digestive Diseases Centre, University of Nottingham, UK, and the Endoscopy Department, University of Mainz, Germany. His training focused on advanced micro-endoscopic diagnostic and therapeutic techniques such as magnifying endoscopy, chromoendoscopy, Narrow Band Imaging, confocal endomicroscopy, autofluorescence endoscopy, endoscopic mucosal resection, and photodynamic therapy for Barrett’s esophagus. A considerable number of his studies have been published in reputable peer-reviewed international medical journals. He has more than 100 presentations at Greek and international conferences and continues to frequently publish articles in the Greek press. It is noteworthy that his primary interests include the monitoring of patients with Barrett’s esophagus and ulcerative colitis, as well as the endoscopic evaluation of patients with precancerous lesions in the gastrointestinal tract (dysplasia). Furthermore, he specializes in complex polypectomies of flat polyps (endoscopic mucosal resection), ablation of Barrett’s esophagus epithelium using radiofrequency ablation (HALO), and obesity treatment through the revolutionary endoscopic AspireAssist method.

Ο Δρ. Γιαννακόπουλος Γιώργος είναι Ειδικός Γαστρεντερολόγος-Hπατολόγος-Επεμβατικός Ενδοσκόπος - Παγκρεατολόγος με πολυετή εκπαίδευση και κλινική εμπειρία στη Σουηδία, σε πανεπιστημιακά και ιδιωτικά νοσοκομεία υψηλής εξειδίκευσης, καθώς και διατηρεί ιδιωτικό ιατρείο στο Μαρούσι. Αποφοίτησε από την Ιατρική Σχολή του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών με βαθμό πτυχίου «Άριστα». Μετά την ολοκλήρωση των σπουδών του, συνέχισε την εκπαίδευσή του στη Σουηδία, όπου ειδικεύτηκε στην Εσωτερική Παθολογία στο Νοσοκομείο Danderyds Sjukhus της Στοκχόλμης, αποκτώντας τον τίτλο ειδικότητας το 2014. Στη συνέχεια, πραγματοποίησε την εξειδίκευσή του στη Γαστρεντερολογία στο Karolinska Universitetssjukhuset, ένα από τα κορυφαία πανεπιστημιακά νοσοκομεία της Ευρώπης. Ο τίτλος ειδικότητας Γαστρεντερολογίας του απονεμήθηκε το 2017. Από το 2021 έως σήμερα, εργάζεται ως ειδικός γαστρεντερολόγος στις γαστρεντερολογικές κλινικές Capio και Aleris στη Στοκχόλμη, προσφέροντας υψηλού επιπέδου ιατρικές υπηρεσίες τόσο στον διαγνωστικό όσο και στον θεραπευτικό τομέα. Το κλινικό του έργο καλύπτει ένα ευρύ φάσμα περιστατικών, όπως Διαγνωστική και θεραπευτική ενδοσκόπηση (γαστροσκοπήσεις, κολονοσκοπήσεις, αφαίρεση πολυπόδων), Διαχείριση φλεγμονωδών παθήσεων του εντέρου (Νόσος Crohn, Ελκώδης Κολίτιδα), Αντιμετώπιση λειτουργικών διαταραχών του πεπτικού (δυσπεψία, Σύνδρομο Ευερέθιστου Εντέρου), καθώς και παρακολούθηση και θεραπεία ηπατοπαθειών και παγκρεατικών παθήσεων. Παράλληλα με την κλινική του δραστηριότητα, ο Δρ. Γιαννακόπουλος έχει αναπτύξει ενεργό επιστημονικό και εκπαιδευτικό έργο. Την περίοδο 2018–2019, ανέλαβε τον ρόλο του υπεύθυνου οργάνωσης του Πανσουηδικού Εκπαιδευτικού Προγράμματος για Ειδικευόμενους Γαστρεντερολογίας, συντονίζοντας σεμινάρια, κλινικές ασκήσεις και επιμορφωτικά προγράμματα για νέους γιατρούς σε εθνικό επίπεδο. Επιπλέον, ο ιατρός έχει συμμετάσχει σε πλήθος ιατρικών συνεδρίων, με στόχο τη διαρκή επικαιροποίηση των γνώσεών του και την παρακολούθηση των διεθνών εξελίξεων στη Γαστρεντερολογία. Εφαρμόζει στην καθημερινή του πρακτική τις πλέον σύγχρονες, τεκμηριωμένες θεραπευτικές στρατηγικές, με έμφαση στην εξατομικευμένη προσέγγιση και τον σεβασμό στον ασθενή. Τέλος, η επιστημονική του δραστηριότητα περιλαμβάνει και συγγραφικό έργο σε διεθνή ιατρικά περιοδικά.

Zlatinoudis Xaralampos is a Gastroenterologist-Hepatologist who maintains a private practice in Argyroupoli. Simultaneously, he provides his services at Metropolitan General in Cholargos, with his office located at the headquarters of the 3rd Gastroenterology and Hepatology Clinic. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a Master's degree in "Health Units Management." He has obtained the European Diploma in Gastroenterology and Hepatology (ESEGH) and the Membership of the Royal Colleges of Physicians of the United Kingdom diploma – MRCP(UK). He has specialized in endoscopic ultrasound (EUS), having received official recognition from the Ministry of Health. The physician has attended endoscopic seminars of the Joint Advisory Group on GI Endoscopy (JAG) of the Royal College of Physicians in the United Kingdom as well as those of the Hellenic Gastroenterological Society and has completed the Hepatology School of the Hellenic Liver Study Society. He earned the specialty title in Gastroenterology after training in university hospitals of the Northern Deanery in the United Kingdom and in Greece (Metaxa Cancer Hospital of Piraeus). Through a scholarship from the UEG organization, he participated as a visiting Consultant in the activities of the Gastroenterology department of Clinical Hospital Center Rijeka, which is one of the European Gastroenterology Centres of Excellence and a certified center for the interdisciplinary and holistic management of obesity by the European Association for the Study of Obesity (EASO). The physician manages a wide range of cases and possesses broad expertise, providing high-level services with modern, high-definition technological equipment.

Matina - Lydia Xatzinikolaou MD, PhD is a Gastroenterologist who sees patients in Cholargos at Metropolitan General Hospital. She graduated from the Athens College and subsequently studied Medicine at Nottingham University in England. She holds a PhD from the National and Kapodistrian University of Athens. She completed further training in Inflammatory Bowel Diseases at the Royal Free Hospital in London, after completing her specialty in Gastroenterology at the Athens Anti-Cancer - Oncology Hospital "Agios Savvas." She works as a Consultant in the Advanced Therapeutic Endoscopy Clinic at Metropolitan General Hospital and is a Scientific Associate of the Gastroenterology Unit at the Athens Chest Diseases Hospital "Sotiria," with her primary specialization in inflammatory bowel diseases. She actively participates in Greek and international conferences and has authored scientific publications. Finally, she is a member of the Athens Medical Association, the Hellenic Gastroenterological Society, the Hellenic Group for the Study of Inflammatory Bowel Diseases, and the European Crohn's and Colitis Organisation.

Kosmidis Xaralampos is a Gastroenterologist and maintains a private practice in Cholargos. He holds a medical degree from the Medical School of Semmelweis University in Budapest and specializes in inflammatory bowel diseases and endoscopic gastroenterology. He completed his specialty training in Gastroenterology at the University Gastroenterology Clinic of "Laiko" Hospital. He has served as an assistant consultant (B' level) at the Gastroenterology Clinic of the General Hospital of Athens "Georgios Gennimatas." He performs endoscopies at the Metropolitan General Hospital in Cholargos. He has significant professional experience and in his private practice, he treats the full spectrum of digestive system disorders, such as irritable bowel syndrome, dyspepsia, inflammatory bowel diseases, and others. Finally, the doctor is a member of the Hellenic Gastroenterological Society, the Professional Association of Gastroenterologists of Greece, the Hellenic Foundation of Gastroenterology and Nutrition, the Hellenic Group for the Study of Inflammatory Bowel Diseases (EOMIFNE), and the Hellenic Liver Study Society.

Arousis Igiant is a Gastroenterologist - Endoscopist and maintains a private practice in Chalandri. He is a graduate of the Medical School of the National and Kapodistrian University of Athens. He completed his specialty in Gastroenterology at the General Hospital of Athens "Evangelismos," performing over 2000 endoscopic procedures of the upper and lower gastrointestinal tract during his training. He has served as the lead physician at the clinics "Athinaion" and "Agios Eleftherios," as well as the lead physician in the Hemodialysis Unit at the "Eugenidio Foundation." Additionally, he has served as a regular supervising physician at the 417 Military Nursing Institution of the Army Share Fund. Finally, he has worked as a gastroenterologist at the Eugenidio Therapeutic Center.

Gastroenterologist - Hepatologist with experience in diagnostic and therapeutic endoscopies of the upper and lower gastrointestinal tract, esophageal motility studies (achalasia), idiopathic inflammatory bowel diseases (Crohn's disease, Ulcerative Colitis)

Tzitzi Dimitra is a Gastroenterologist who has maintained a private practice in Chalandri since 1992. She is a graduate of the Medical School of Aristotle University of Thessaloniki with a degree grade of "excellent." She was a scholarship recipient of the State Scholarships Foundation for every academic year and obtained the specialty title in Gastroenterology. She served as a Consultant in the Endoscopy Department of the 1st IKA Hospital for a decade. She has a fully equipped office and performs esophagogastroscopies, rectoscopies, proctoscopies, colonoscopies, abdominal ultrasounds, and endoscopic polypectomies of the stomach and large intestine. Additionally, she provides treatment for gastroesophageal reflux disease – Barrett's esophagus – and inflammatory bowel diseases such as ulcerative colitis and Crohn's disease. Finally, she has participated in numerous scientific papers presented in Greek and international scientific journals and is a member of Greek and European medical associations.

Kalantzis Ioannis is a Gastroenterologist and Doctor of Medicine at the Medical School of the National and Kapodistrian University of Athens. He serves as a Consultant in the 1st Gastroenterology Clinic of Interventional Endoscopy at IASO Hospital, where he receives patients and performs endoscopic procedures. He graduated from the Medical School of Democritus University of Thrace. He specialized in Internal Medicine at the Pathology-Oncology Clinic of the Unified Anticancer Hospital of Piraeus "Metaxa," managing the full spectrum of pathological and oncological diseases. Subsequently, he completed his Gastroenterology specialty at the General Hospital of Athens "Korgialeneio-Benakeio / Hellenic Red Cross," during which he performed over 3,000 diagnostic and therapeutic endoscopic procedures of the upper and lower gastrointestinal tract and biliary system. He acquired particular expertise in endoscopic polypectomy of the stomach, duodenum, and colon, in endoscopic retrograde cholangiopancreatography (ERCP), in endoscopic gastrostomy placement, as well as in the management and treatment of patients with Inflammatory Bowel Diseases (Crohn's Disease and Ulcerative Colitis). He completed with distinction the Master’s Program (MSc) of the National and Kapodistrian University of Athens titled "Neoplastic Disease in Humans: Diagnosis, Contemporary Therapy, and Research," as well as his Doctoral Thesis (PhD) on "Clinicopathological differences and correlations between cancer of the right and left colon." He has participated in international clinical studies, attended numerous conferences, educational courses, and seminars, and has numerous presentations and publications in Greek and international conferences and journals. Finally, he is a member of the Hellenic Gastroenterology Society and the Hellenic Society for the Study of the Liver.