Doctors for Hemorrhoids

Polykseni Kalisperati is a Gastroenterologist with extensive clinical experience and a strong academic/research background, aiming to provide comprehensive and personalized care to each patient at her private practice. She is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a PhD from the Medical School of Athens.

She currently serves as an Assistant Gastroenterology Consultant B’ at the General Hospital of Athens "ELPIS," having also trained and worked for several years at the General Hospital of Athens "Laiko" (University Gastroenterology Clinic & Clinic of Pathological Physiology), gaining extensive experience across the full spectrum of modern Gastroenterology. She places special emphasis on interventional endoscopy, digestive oncology, neuroendocrine tumors, gastrointestinal infections (with a specialization in H. pylori), and gastrointestinal immunology/gastrointestinal manifestations of autoimmune diseases.

Additionally, she actively participates in scientific publications in international journals and is a regular speaker at conferences. She also maintains an educational role in Pathological Physiology at the Medical School of Athens, contributing to the teaching of undergraduate students.

At her practice, Dr. Kalisperati addresses each case with respect, empathy, and scientific evidence, dedicating time for meaningful discussion, proper information, and clear guidance. Her goal is accurate diagnosis, targeted treatment, and long-term follow-up with an emphasis on prevention and improvement of quality of life.

Dr. Petros Stathopoulos is a Gastroenterologist and Interventional Endoscopist with extensive clinical, academic, and research experience gained in leading university hospitals in Germany. Since 2026, he has been affiliated with the 3rd Department of Gastroenterology at HYGEIA Hospital in Athens. Prior to this, he served as Deputy Head of the Endoscopy Unit and Consultant Gastroenterologist at the University Hospital of Marburg, Germany.He graduated from the Medical School of the National and Kapodistrian University of Athens and completed his specialty training in Internal Medicine and Gastroenterology in Germany. His clinical expertise encompasses the full spectrum of diagnostic and therapeutic gastrointestinal endoscopy, including advanced procedures such as Endoscopic Submucosal Dissection (ESD), Endoscopic Full-Thickness Resection (eFTR), Endoscopic Ultrasound (EUS), ERCP, and the management of complex gastrointestinal neoplasms.Dr. Stathopoulos has received advanced training at internationally renowned centers, including Keio University Hospital in Tokyo, Japan, and Hôpital Édouard Herriot in Lyon, France, with a special focus on advanced endoscopic resection techniques. He has also played a key role in the certification and quality assurance processes of multidisciplinary oncology centers specializing in pancreatic and colorectal cancer.His scientific work includes numerous publications in peer-reviewed international journals and presentations at major European gastroenterology and endoscopy conferences. He is an active member of several prestigious scientific societies, including the German Society of Gastroenterology (DGVS), the European Society of Gastrointestinal Endoscopy (ESGE), and the German Society for Endoscopy and Imaging Techniques (DGE-BV).

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.

Drkokkalis Marios - Konstantinos MD, PhD, MSc(c) is a General Surgeon, specialized in Germany and a graduate of the Medical School of Thessaloniki. He has worked in Germany for a decade, where he served as Consultant and Head of the Abdominal Wall Hernia Department at the Surgical Clinic and Transplant Center of the University of Tübingen, where he also earned his PhD on Colorectal Cancer. Additionally, he is the Treasurer of the Hellenic Hernia Society. The doctor has managed numerous cases across the full scope of General Surgery with an emphasis on Laparoscopic Surgery, and it is noteworthy to highlight his expertise in Advanced Surgery of Abdominal Wall Hernias, Colorectal Surgery, and Proctology.

Mr. Delimpaltadakis Giorgos is a General Surgeon who maintains his private practice in Heraklion. He holds a degree from the Medical School of Athens, a Doctorate from the National and Kapodistrian University of Athens, and a Master's degree in Health Services Management. He received further training in advanced laparoscopic surgery and upper gastrointestinal surgery at Leeds General Infirmary and the Department of Surgery at the Royal Hallamshire Hospital in the United Kingdom. From his extensive experience, we highlight his tenure as Director of the Surgical Clinic at Venizeleio Hospital and as Coordinating Director of the Surgical Clinic at Sitia Hospital.

Siannis Dimitrios is a Gastroenterologist who maintains a private practice in Gerakas. He is specialized in hepatology and endoscopic gastroenterology, with particular expertise in therapeutic and interventional endoscopic techniques (gastric and colon polypectomies). He completed his Gastroenterology training at the 1st IKA Hospital and the General Hospital of Attica Sismanoglio. The physician is a member of the Hellenic Gastroenterological Society and the Professional Association of Gastroenterologists. In his private practice, he manages conditions across the entire spectrum of gastroenterology and provides specialized services tailored to the needs of his patients.

Gkogkos Spyros is a General Surgeon and Senior Consultant A’ ESY at the General Hospital of Attica Sismanogleio in the 2nd Surgical Clinic and maintains a private practice in Kato Patisia. In his general surgery clinic, every patient has the opportunity to receive information about a wide range of surgical conditions. He specializes in Advanced Laparoscopic Surgery / Minimally Invasive Surgery and Surgical Oncology. The doctor performs laparoscopic cholecystectomies, inguinal hernias, umbilical hernias, and all types of surgeries, as well as pressure ulcer debridement at patients’ homes. He has extensive surgical experience, having successfully performed over 3000 operations to date. His private practice offers the possibility of performing minor procedures, bloodlessly and under local anesthesia, such as skin tumors and cysts, skin nevi, biopsies, ingrown toenails, and telangiectasias. Finally, the doctor is a member of the Athens Medical Association and the Hellenic Surgical Society and collaborates with all private insurance companies.

Menelaos Zoulamoglou MD, MSc is a General Surgeon maintaining a private practice in Vrilissia, specializing in modern minimally invasive and oncological surgery. He completed his medical studies at the National and Kapodistrian University of Athens and has undergone extensive postgraduate training through multiple advanced degrees, including surgical oncology and advanced laparoscopic, bariatric, and robotic surgery. Throughout his professional career, he has served at major hospitals in Athens, gaining extensive experience in general and oncological surgery, with years of training in both university and hospital settings, including specialization in surgery. His expertise encompasses a wide range of conditions, such as colorectal surgery, oncologic procedures of the digestive system, as well as liver, pancreas, and breast surgery. His objective is to provide high-quality medical services with an emphasis on patient safety, modern minimally invasive techniques, and individualized surgical care.

Ο Τριανταφυλλίδης Αλέξανδρος είναι Γενικός χειρουργός εξειδικευμένος στην ελάχιστα επεμβατική χειρουργική (MIS) και διατηρεί ιδιωτικό ιατρείο στους Αμπελόκηπους (εντός του Νοσοκομείου Ερρίκος Ντυνάν). Είναι απόφοιτος του Αριστοτέλειου Πανεπιστημίου Θεσσαλονίκης (ΑΠΘ) με μεταπτυχιακό στο Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών (ΕΚΠΑ). Ολοκλήρωσε την ειδίκευσή του τόσο στην περιφέρεια (Δράμα) όσο και στην Αθήνα, αποκτώντας εμπειρία στη λαπαροσκοπική και ελάχιστα επεμβατική χειρουργική, ενώ έχει λάβει επιπλέον μετεκπαίδευση στη χειρουργική ογκολογία. Τέλος, ο ιατρός είναι τακτικό μέλος της Ελληνικής Χειρουργικής Εταιρίας.

Emmanouilidis Mixalis MD MSc FACS is a Surgeon, Senior Consultant of the First Surgical Clinic at Hygeia Hospital, a Centre of Excellence in Hernia Surgery within the Department of Abdominal Wall Hernia Repair Surgery (SRC). He specializes in Advanced Minimally Invasive Surgery – Laparoscopic and Robotic techniques, as well as in the Modern Treatment of Anorectal Disorders – Hemorrhoids and Pilonidal Sinus using Laser technology. He holds a Master's degree (MSc) in Surgical Oncology from the Medical School of the National and Kapodistrian University of Athens. He has received specialization and certification in Laparoscopic Inguinal Hernia Repair using 3D Mesh (TEP and TAPP) from the Royal College of Surgeons, the Surgical Training Institute (STI), and BD - Bard, the leading company in mesh technology.

He actively participates in Greek and international Surgical Conferences and Hands-on Workshops and utilizes the most advanced equipment for the benefit of the patient.

He is a Fellow of the American College of Surgeons

Kyziridis Dimitrios is a General Surgeon who maintains a private practice in Thessaloniki. He holds a PhD from the Medical School of Aristotle University of Thessaloniki (A.U.Th.). Additionally, he is a Diplomate of the European Society of Surgical Oncology for the management of peritoneal malignancy and a collaborator of the peritoneal malignancy program at the Euromedica Cyan Cross clinic, while also specializing in the treatment of anal diseases. From September 2023 to October 2024, he served as a Scientific Collaborator of the 4th University Surgical Clinic of A.U.Th. at the General Hospital of Thessaloniki "G. Papanikolaou," actively participating in surgeries, on-call duties, and the clinic's teaching activities. He has participated in numerous seminars and conferences both in Greece and abroad and is the author of numerous announcements and papers in Greek and international journals.

Dr. Lazaros Lazarou is a General Surgeon, certified in surgical oncology of the colon and rectum, pancreas, stomach, liver, and thyroid gland, as well as in proctology, with specialized expertise in laparoscopic and robotic surgical procedures. He maintains a private medical practice in Volos, Greece. He studied and specialized in Germany, where he pursued a career in Surgery. He completed his residency at the Department of General, Visceral and Transplant Surgery of the University Hospital of Ulm, where in 2007 he obtained his Board Certification in General Surgery and was appointed Consultant Surgeon, while in 2010 he acquired the qualification in Advanced Visceral Surgery. In 2013, he was promoted to Deputy Director, and in 2015 to Associate Director of Surgery, with parallel responsibilities for the development of the 14 Centers of Excellence of the surgical department, including all oncological centers, as well as centers for inflammatory bowel disease, thyroid and parathyroid glands, hernia, and sarcoma. In 2017, he assumed the position of Director of General, Visceral, Thoracic and Transplant Surgery at the Stuttgart Hospital, which is a certified Oncology Cancer Center of the German Cancer Society (DKG) and a Transplant Center with 23 Centers of Excellence. At the same hospital, he also served as Scientific Coordinator and Medical Director, with responsibilities including: coordination of the Visceral Oncology Center (esophagus, stomach, pancreas, liver, colon and rectum, endocrine glands, peritoneal and other metastases, sarcoma), director of the Oncological–Visceral Tumor Board, delegate for the education of medical students at the Center for Surgical Medicine, transfusion officer of the department, coordinator of the research programs of the Visceral Oncology Center, officer responsible for quality assurance of the Department of General, Visceral, Thoracic and Transplant Surgery, as well as member of the committee of the German Cancer Society responsible for the certification of Centers of Excellence in Visceral and Oncological Medicine. Mr. Lazaros Lazarou returned to Greece with his family, aiming to offer his extensive surgical experience and scientific expertise acquired at leading German and European certified centers where he worked. His commitment focuses on personalized treatment based on Greek and international protocols, access to minimally invasive surgery, optimal surgical outcomes, absolute transparency and trust, as well as continuous education and innovation. Following a competitive selection process, he assumed the position of Coordinating Director of Surgery at the Volos Hospital, while simultaneously providing his services at his private practice and in private hospitals. His clinic focuses on minimally invasive surgical techniques (laparoscopic and robotic surgery) and specialized oncological surgery. Particular emphasis is placed on colorectal cancer, pancreatic cancer, as well as the surgical treatment of endocrine glands and proctology. Dr. Lazaros Lazarou is a member of distinguished German and Greek medical societies that play a leading role in his specialty and actively participates in their conferences and scientific activities. He has contributed to the authorship of studies published in prestigious international scientific journals and has delivered numerous lectures and presentations at international conferences.

Dr. Theodoropoulos Dionysios is a General Surgeon with 19 years of extensive experience in a wide range of surgical procedures, including both laparoscopic and open methods. He specializes in laparoscopic excision of the pilonidal cyst, the management and treatment of hemorrhoids, and cholecystectomy procedures. He holds a Diploma of License (MD) from the Medical School of "Universitatea de Medicina si Farmacie GR T POPA" and has obtained medical practice licenses in Greece, Sweden, Spain, and Romania. During his General Surgery specialization, he completed advanced training in the Vascular Surgery Department at Konstantopouleio General Hospital and in the Plastic Surgery Department at the Oncology Hospital of Ag. Anargyroi. At Konstantopouleio General Hospital, he served as the primary surgeon or first surgical assistant in a wide range of laparoscopic and open surgical procedures. He has worked in the Emergency Department and was responsible for postoperative monitoring and treatment of patients with liver and pancreatic cancer. He manages numerous cases by leveraging his scientific expertise and extensive experience, always focusing on providing the best possible care tailored to the individual needs of each patient he treats.

Paulou Prokopios is a General Surgeon and maintains a private practice in Piraeus. He is an Associate Surgeon at the Euroclinic of Athens and the Private Clinic of Athens "White Cross." The doctor performs surgeries for hernias such as inguinal hernia, umbilical hernia, pilonidal cyst, hemorrhoids, lipomas, and breast surgery. He possesses significant experience and has performed numerous procedures throughout his career. Additionally, he is a member of the Piraeus Medical Association.

Sevrisarianos Nikolaos is a General Surgeon - Proctologist who maintains a private practice in Heraklion, Crete, while simultaneously serving as the Scientific Director of the Surgical Department at the private clinic Creta Interclinic. He graduated from the Medical School of the University of Naples in Italy. He specialized in General Surgery at the Venizeleio General Hospital of Heraklion and has received specialized training in anal canal diseases in Austria and Italy. He has worked in private clinics as an independent practitioner and has served as the scientific director of the surgical department at the private clinic "Galenos." Finally, Dr. Sevrisarianos has authored several scientific papers and has attended numerous conferences in Greece and abroad.

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.

Ο Dr. Δημήτριος Α. Βουγιουκλάκης, MD, PhD, είναι Γενικός Χειρουργός της Κλινικής Γενικής, Λαπαροσκοπικής, Βαριατρικής και Ρομποτικής Χειρουργικής και διατηρεί ιδιωτικό ιατρείο στους Αμπελοκήπους. Γεννήθηκε και μεγάλωσε στον Πειραιά και κατάγεται από τη Λάγια της Μάνης. Αποφοίτησε από την Ιωνίδειο Πρότυπο Σχολή Πειραιά και, κατόπιν Πανελλαδικών Εξετάσεων, εισήχθη στην Ιατρική Σχολή Αθηνών και στη Στρατιωτική Σχολή Αξιωματικών Σωμάτων (ΣΣΑΣ) Θεσσαλονίκης, από όπου αποφοίτησε το 1985 ως Ανθυποσμηναγός Ιατρός. Μετά την υπηρεσία του στην Υγειονομική Υπηρεσία της 130 Σμηναρχίας Μάχης στη Λήμνο, εκπαιδεύτηκε στη Γενική Χειρουργική στο 251 Γενικό Νοσοκομείο Αεροπορίας και στο ΝΕΕΣ, αποκτώντας τον τίτλο ειδικότητας το 1992. Το 1996 μετέβη στο Ηνωμένο Βασίλειο για μετεκπαίδευση στο Royal Free Hospital του Λονδίνου, στον τομέα της χειρουργικής ήπατος, χοληφόρων, παγκρέατος και μεταμοσχεύσεων ήπατος, όπου εργάστηκε ως Fellow και έμμισθος χειρουργός. Με την επιστροφή του στην Ελλάδα, συνέχισε την επαγγελματική του πορεία στο 251 ΓΝΑ, όπου διετέλεσε Επιμελητής Χειρουργικής και, από το 2006, Διευθυντής της Α΄ Χειρουργικής Κλινικής. Το 2021 ανέλαβε καθήκοντα Υποδιοικητή και Διευθυντή Ιατρικού Προσωπικού του 251 ΓΝΑ με τον βαθμό του Ταξιάρχου, ενώ το 2023 ορίστηκε Πρόεδρος της Ανωτάτης Υγειονομικής Επιτροπής Κρίσεων της Πολεμικής Αεροπορίας. Το 2024 αποστρατεύθηκε ευδοκίμως με τον βαθμό του Υποπτεράρχου, τον ανώτατο βαθμό του Υγειονομικού.

Κατά τη διάρκεια της μακρόχρονης πορείας του έχει λάβει εξειδικευμένη εκπαίδευση στην ελάχιστα επεμβατική, λαπαροσκοπική και ρομποτική χειρουργική, με συμμετοχή σε σειρά εξειδικευμένων εκπαιδευτικών courses στο IRCAD του Στρασβούργου και στο ORSI του Βελγίου. Το 1995 αναγορεύθηκε Διδάκτωρ του Πανεπιστημίου Αθηνών, μετά την εκπόνηση πειραματικής διδακτορικής διατριβής με αντικείμενο τις σηπτικές και άλλες επιπλοκές μετά την εμφύτευση χολόλιθων στην περιτοναϊκή κοιλότητα. Παράλληλα, έχει πλούσια επιστημονική δραστηριότητα, με δημοσιεύσεις σε διεθνή ιατρικά περιοδικά και πολυάριθμες ανακοινώσεις και παρουσιάσεις σε ιατρικά συνέδρια στην Ελλάδα και το εξωτερικό.

Η χειρουργική του εμπειρία καλύπτει όλο το φάσμα της Γενικής Χειρουργικής, τόσο στην ανοικτή όσο και στη λαπαροσκοπική και ρομποτική χειρουργική. Περιλαμβάνει, μεταξύ άλλων, μείζονες ηπατεκτομές, παγκρεατεκτομές Whipple, επεμβάσεις πρωκτού, περινέου και θυρεοειδούς, καθώς και επεμβάσεις ανώτερου και κατώτερου πεπτικού, ήπατος, παγκρέατος, σπλήνας, ενδοκρινών και συμπαγών οργάνων, βαριατρικές επεμβάσεις και αποκατάσταση κηλών κοιλιακού τοιχώματος. Στον τομέα της ρομποτικής χειρουργικής, η εμπειρία του περιλαμβάνει επεμβάσεις ανώτερου πεπτικού, βαριατρικής χειρουργικής, παχέος εντέρου και ορθού, καθώς και αποκατάσταση κηλών κοιλιακού τοιχώματος. Πολλές από τις χειρουργικές επεμβάσεις του έχουν παρουσιαστεί και βιντεοπροβληθεί σε ελληνικά και διεθνή ιατρικά συνέδρια, ενώ ορισμένες έχουν διακριθεί και βραβευθεί ως καλύτερες βιντεοπροβολές συνεδρίων.

Dr Med Katsoulis Stauros Kai Synergates is a Specialist Gastroenterologist - Hepatologist, Specialist Pathologist, and Intensivist, with a practice based in Chania. He is a graduate and Doctor of Medicine from the University of Göttingen Medical School and an Assistant Professor at Ruhr University Bochum in Germany. He completed his full specialization in Germany, where he worked for 33 years at the highest level of German medicine. From 2002 to 2019, he served as the Director of Gastroenterology at the KKLE Hospital in Germany, an Academic Teaching Hospital of Heinrich Heine University Düsseldorf. He has published numerous articles in international scientific journals and has presented research findings from his work. The modern gastroenterology clinic is fully equipped with high-resolution endoscopes from Olympus. It also features a new ultrasound device from Canon (Xario 200G) for ultrasounds of the upper and lower abdomen, as well as a device for performing respiratory tests for food intolerances (such as lactose, fructose, etc.). Finally, the doctor collaborates with the private Gavrilakis Clinic in Chania.