Orthopaedic - Orthopaedic Surgeons for Spondylolysis in Attica

Mr. Siopis Xristos is an Orthopedic Surgeon with private practices in Thessaloniki (28 Agias Sofias, 2nd Floor) and Veria (32 El. Venizelou, 3rd Floor). He is a graduate of the Medical School of the University of Thessaly. Since 2021, he has been a Collaborating Surgeon at the A’ Orthopedic Clinic of the Interbalkan Medical Center of Thessaloniki and a direct collaborator of Dr. Stylianos Kapetanakis in the Spine & Deformities Department. Simultaneously, he serves as a Collaborating Physician at the Athens Medical Center in Marousi and Psychiko. He specializes in knee and hip arthroplasties with customized implants, spinal surgery, knee and shoulder arthroscopies, as well as pediatric orthopedics. In his private practices, he provides a wide range of services tailored to the individual needs of each patient, always with respect to the patient himself.

Georgios Xristodoulakis is an Orthopedic Surgeon and Director of the Orthopedic Department at the private clinic "Piraikos Therapeutirio." He sees his patients in Votanikos, Piraeus, and Kypseli. He graduated with honors from the Medical School and holds an Advanced Trauma Life Support (ATLS) certification. He is a Scientific Associate at the private clinic Iatriko Psychikou and the private hospital "Mitera." Additionally, he has worked at major hospitals in Athens, including Asklipieio Voula, the Military Fund Nursing Institution, the General Children's Hospital of Athens "Panagiotis and Aglaia Kyriakou," the General Thoracic Diseases Hospital of Athens "Sotiria," and the Plastic Surgery Clinic of the 6th IKA Therapeutic Center "G. Gennimatas." He has over 70 presentations at accredited international and Greek conferences and more than 100 conference participations, ensuring that he remains informed about all current advancements in modern Orthopedics. Finally, Dr. Xristodoulakis is a member of the Athens Medical Association and the Hellenic Osteoporosis Foundation.

Georgios Sxinas MD, MSc, PhD is an Orthopedic Surgeon with a private practice in Pefki. He holds a doctorate from the National and Kapodistrian University of Athens, specializing in Surgical Orthopedics, and completed advanced training in total joint arthroplasties at the Hospital for Special Surgery (HSS) in New York, supported by a scholarship from the Stavros Niarchos Foundation. As a scholar, he also trained in the sports injuries department of the KAT General Hospital, where he gained extensive surgical experience in sports injuries in both diagnosis and treatment. He serves as a Consultant at Ygeia Hospital and is a former Consultant at the Second Orthopedic Clinic of the General Hospital of Athens "G. Gennimatas," where he acquired significant experience in Emergency Orthopedics, actively participating in the clinic's on-call program. Previously, he worked as a physician in the Orthopedic Clinic at James Paget University Hospital in the United Kingdom. To date, he has authored presentations and publications in renowned scientific and medical journals and has been awarded for the best paper entitled: "Experience and Observations from Bone Lengthening with Unilateral External Fixation Devices."

Gatos Giorgos, MD, MSc, is an Orthopedic Surgeon - Sports Medicine Specialist with expertise in Arthroscopic and Open Shoulder and Knee Surgery, Sports Injuries, Reconstructive Surgery, and modern combined Biological therapies. He maintains a private practice in Gerakas and simultaneously serves as Deputy Director of the 3rd Orthopedic Clinic at Hygeia-Mitera Hospital, as well as a Scientific Collaborator at the Psychiko Medical Center. He completed his postgraduate studies at the Medical School of the National and Kapodistrian University of Athens, with a thesis on Metabolic Bone Diseases.

Pentazos Panagiotis - Nektarios is an Orthopedic Surgeon who maintains a private practice in Kolonaki. He graduated from the Medical School of the University of Timișoara in Romania and specialized in Pediatric Orthopedics at the General Children’s Hospital "Panagiotis & Aglaia Kyriakou" and in Vascular Surgery at the General Hospital of Athens "G. Gennimatas." Additionally, he specialized in Plastic Surgery at the Attica General Hospital KAT, Orthopedics at the General Hospital "Asklipieio" Voula, and General Surgery at the General Hospital of Pyrgos "Andreas Papandreou." Since 2018, Dr. Pentazos has been a Scientific Collaborator at the Osteoporosis Clinic of the General Hospital "Asklipieio" Voula. Finally, he is a member of the Athens Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Osteoporosis Foundation.

Karaiskos Ilias is an Orthopedic Surgeon and operates a private practice in Pangrati. He has received advanced training at Royal Liverpool and Broadgreen University Hospitals in Liverpool, United Kingdom. To date, he holds the position of Director at the Orthopedic Clinic of the 251st General Air Force Hospital. In his fully equipped practice, he consistently provides patients with a wide range of orthopedic services.

Dr. Kormpakis Ioannis is an Orthopedic Surgeon - Traumatologist. He is the Director of the Orthopedic Clinic at Metropolitan General and the Director of the Upper Limb and Microsurgery Clinic. Since 2018, he has held a PhD from the Medical School of the National and Kapodistrian University of Athens and has specialized training from Washington University in the United States of America in Arthroscopic and Microsurgery of the Upper Limb (Shoulder - Elbow and Hand), Peripheral Nerves - Brachial Plexus as well as Ankle and Foot Surgery. Dr. Kormpakis Ioannis maintains private practices in Chalandri and Acharnes and performs numerous surgical procedures across a broad spectrum of Orthopedic and Traumatology conditions at private hospitals with which he collaborates (Metropolitan General, Therapis General, Athens Bioclinic, Medical Center, Mediterraneo Hospital). He is a member of the Hellenic Society of Reconstructive Microsurgery, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Society of Hand Surgery. Furthermore, he continues to publish numerous scientific papers in collaboration with world-renowned orthopedic surgeons in scientific journals based in the United States of America and the United Kingdom. Through his ongoing participation in numerous conferences in Greece and abroad and through his personal research on tendon and nerve injuries, he stays continually updated on surgical and conservative-regenerative treatment approaches for conditions such as arthropathies and tendon and nerve injuries.

Ntoulias Euaggelos is an Orthopedic Surgeon who maintains a private practice in Ilioupoli. He obtained his specialty in Orthopedics, training in General Surgery, Sports Injuries, Thoracic Surgery, Pediatric Orthopedics, and Orthopedics at the General Hospital of Volos "Achillopouleio," the General Hospital of Attica KAT, the Athens Thoracic Diseases Hospital "Sotiria," and the General Hospital "Asklipieio" Voula. He has extensive experience in sports medicine for individuals with special needs, having served as a physician in related track and field, boccia, and swimming championships. Additionally, he has served as a Consultant in the Pediatric Orthopedic Department of the Pediatric Clinic at Mitera Hospital. He has numerous participations and presentations at scientific conferences, as well as involvement in scientific workshops and seminars. Finally, the doctor is a member of the Athens Medical Association and the Hellenic Society of Orthopedic Surgery and Traumatology.

Maxairas Stylianos MD, MSc is an Orthopedic Surgeon with a private practice in Pangrati. He graduated from the Medical School of the National and Kapodistrian University of Athens and received his specialty training at the University Orthopedic Clinic of Athens. He specialized in sports medicine, traumatology, and total knee and hip arthroplasty at recognized centers in Greece (KAT Hospital), Europe (University Orthopedic Clinic in Homburg Saar, Germany), and the USA (Northwestern University, Chicago, Illinois and Cornell University Hospital for Special Surgery, New York). He worked as an Orthopedic Surgeon in the sports injuries department of the General Hospital of Attica KAT for over 8 years and has served as a team physician for football, volleyball, and basketball teams. Additionally, he served as Director of the Sports Injuries Department at Metropolitan Hospital and the Euromedica Group, as well as Director of the Orthopedic Clinic at Neon Athinaion. Currently, he is a member of the Headquarters of the Olympic Medical Committee and the World Stem Cell Organization. Finally, with 20 years of experience, he has performed a large number of arthroscopies on the knee, hip, elbows, shoulders, and ankle.

Eltaxir Theoxaris is an Orthopedic Surgeon and maintains a private practice in Paleo Faliro. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has undergone further training and attended specialization seminars both in Greece and abroad. Additionally, he has been trained at the Attikon General Hospital KAT, the Athens General Hospital "G. Gennimatas," and the General Hospital "Asklipieio Voula." He has served as Deputy Director of the Orthopedic Clinic at the Metropolitan Hospital and as a physician for the Panionios Football Team. To date, he is the Director of the Orthopedic Clinic at the Piraeus Therapeutic Center and a Scientific Associate of the Metropolitan Hospital, the Athens Bioclinic, and the General Clinic of Piraeus "Hippocrates." He is dedicated to providing the best possible orthopedic care to his patients and is a physician who believes in respect, patient education, continuous follow-up, and above all, immediate contact at all times. Finally, he is a member of the Hellenic Orthopedic Society.

Xaralampidis Eustathios is an Orthopedic Surgeon with private practices in Pallini and Nemea. He graduated from the Medical School of the "OVIDIUS" University and specialized in Orthopedic Surgery at the General Hospital of Athens "Evangelismos" and other major hospitals in Athens and Piraeus. Additionally, he is specialized in Hand Surgery and Microsurgery, Pediatric Orthopedics, as well as Orthopedic Oncology. Furthermore, he has extensive experience in conditions such as sports injuries and fractures, having served as a Consultant in the Sports Injuries Clinic at Mediterraneo Hospital in Glyfada, as well as a physician for the football teams PAE Panathinaikos and O.F. Cholargos. To date, he serves as a Consultant in the Orthopedics and Sports Orthopedics Clinic at Metropolitan Hospital. Finally, Dr. Xaralampidis has participated in numerous conferences and educational seminars both in Greece and abroad and is a member of the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Arthroscopic Society, and Osteosynthesis and Trauma Care Hellas.

Mpenakis Leonardos is an Orthopedic Surgeon, Director of the Orthopedic Clinic at Metropolitan Hospital, and maintains a private practice in Vrilissia. He graduated from the Medical School of Democritus University of Thrace, where he was admitted through national university entrance examinations. He received a Scholarship from the Hellenic Society of Orthopedic Surgery and Traumatology (E.E.CH.O.T.) for the first Forte Summer School in 2016. Additionally, he was awarded a scholarship from the Hellenic Arthroscopy Society (E.A.E.) for the Travelling Fellowship in 2017. He has participated in numerous international conferences, specialized seminars on new techniques, and educational courses. He has also served as Director of the Orthopedic Clinic at Euroclinic Athens and was among the first Orthopedic Surgeons in Greece trained in total hip arthroplasty using the minimally invasive SuperPath approach during its introduction in 2016. He undertakes arthroscopic repair of sports injuries in cases unresponsive to conservative treatment. The clinic offers the possibility of biological therapies with platelet-rich plasma.

Mitrogiannis Georgios is an Orthopedic Surgeon specializing in Adults and Pediatrics – Sports Medicine Physician, maintaining a private practice in Nea Ionia. Concurrently, he works as a Consultant in the Pediatric Orthopedic Clinic at IASO Children’s Hospital. He holds a medical degree from the University of Ioannina School of Medicine and is a doctoral candidate at the School of Medicine, National and Kapodistrian University of Athens. He completed his specialty training in Orthopedics and Traumatology at the General Children’s Hospital "Panagiotis & Aglaia Kyriakou," the Korgialenio-Benakio Greek Red Cross Hospital, and the General Athens Hospital "Evangelismos," where, following the receipt of his Orthopedic Specialty certification, he remained for an additional two years as a Specialist Orthopedic Surgeon. During his residency, he received extensive training in managing injuries of all severities, sports-related injuries, and arthroplasties, actively participating in a large number of surgical procedures across the full spectrum of Orthopedics. He holds the Barca Innovation Hub Professional Diploma in Team Sports Injuries and the FIFA Diploma in Football Medicine, confirming his advanced expertise in sports medicine. In 2023, he served as a physician for the AEK Football Club, and from September 2024 to the present, he has been the team physician for the Academies of Panathinaikos Football Club. He also has a robust scientific portfolio with publications and presentations at Greek and international medical conferences and journals.

Dr. Georgios Karydakis, MD, PhD, is an Orthopedic Surgeon, Military Physician, Doctor of Medicine from the University of Thessaly, Consultant at the Orthopedic Clinic of the 251st Air Force General Hospital, and maintains a private practice in Athens. He specializes in sports injuries, arthroscopy, reconstructive surgery of major joints (arthroplasty), pediatric orthopedic conditions, as well as trauma surgery. He graduated from Aristotle University of Thessaloniki and the Military Officers School of Corps. He completed a one-year fellowship at the internationally recognized center for hip, knee, foot surgery and sports injuries at the ATOS Clinic in Heidelberg, Germany (HKF Zentrum, ATOS Klinik, Heidelberg), focusing on a wide range of sports injuries and reconstructive surgery of the hip, knee, ankle, and foot. Furthermore, Dr. Karydakis has extensive experience in conditions such as cartilage lesions of the knee and foot, cruciate ligament and meniscal tears, limb length discrepancy, osteoporosis, spinal disorders, fractures, among others. Finally, he has participated in numerous scientific conferences and educational seminars and has an extensive portfolio of publications and presentations in both Greek and international scientific journals and conferences.

Dr. Sinnis Gerasimos is an Orthopedic Surgeon - Traumatologist who has maintained a private practice in Ampelokipi since October 2014. He holds a medical degree from the University of Bologna in Italy. He specialized in Orthopedic Surgery and Traumatology at the General Hospital of Athens "Evangelismos," followed by training in the Microsurgery and Hand Department of the General Hospital of Attica KAT, and finally at the 2nd Orthopedic Clinic of the Children's General Hospital "P. & A. Kyriakou." For two years (05/2012 - 04/2014), he completed paid postgraduate training in hip and knee reconstructive surgery in Bologna, Italy, at the private clinic Casa di Cura "Villa Erbosa" (San Donato Hospital Group), in the Clinic for Degenerative and Dysplastic Hip Diseases, under the supervision of Professor Roberto Binazzi. From 02/2022 to 10/2023, he served as a physician for the football team of P.A.E. Panathinaikos, while from 09/2015 to 10/2019 he was head of the medical department of the P.A.E. Panathinaikos Academy, gaining significant experience with sports injuries in children and adults. He holds a postgraduate degree titled "Metabolic Bone Diseases" from the National and Kapodistrian University of Athens and is a final-year student in the postgraduate program "Exercise and Health" at the same institution.

Maria Xoumanidi is an Orthopedic Surgeon with a private practice in Elliniko. She holds a degree from the Medical School of the National and Kapodistrian University of Athens. She has completed a postgraduate program in "Metabolic Bone Diseases" at the Medical School of the National and Kapodistrian University of Athens, as well as a postgraduate program in "Applied Biomechanics and Biomaterials in Orthopedics" at the Medical School of the same institution. She specialized in Orthopedic Surgery initially at the General Panarcadian Hospital of Tripoli and subsequently at the General Hospital "Asklipieio" of Voula. In 2019, she worked as an Orthopedic Surgeon at the Municipal Clinic of Kypseli and currently serves as an Attending Orthopedic Surgeon at Metropolitan Hospital. Additionally, Dr. Xoumanidi has participated in numerous conferences and seminars and is a member of the Piraeus Medical Association and the Hellenic Society of Orthopedic Surgery and Traumatology.

Ilias Apostolos MD is an Orthopedic Surgeon with a private practice in Glyfada. He is a graduate of the Medical School of the National and Kapodistrian University of Athens. He holds a Basic Life Support diploma from the United Kingdom and an Advanced Trauma Life Support diploma from the University of Athens. He serves as a scientific collaborator at Mediterraneo, Metropolitan, Iaso General hospitals, and the Athens Medical Center Group, and also collaborates with the Private MITERA Hospital and Therapis General Hospital. In his private practice, he provides services in accordance with the latest protocols for the treatment of orthopedic conditions in adults and children, such as osteoarthritis, sports injuries, cartilage lesions, upper and lower limb fractures, spinal disorders, and peripheral neuropathies of the upper and lower limbs, shoulder impingement syndrome, rotator cuff tears, shoulder instability, frozen shoulder, carpal tunnel syndrome, ulnar neuritis, and hallux valgus (bunion). Furthermore, he applies modern biological therapies (concentrated platelet-rich plasma - growth factor injections) and conducts osteoporosis assessments and EOPYY prescription services. Finally, the surgeon has an extensive curriculum vitae including participation in training seminars in the United Kingdom (UK) as well as Europe-wide, alongside publications in reputable scientific journals.

Ioannis Mamais is an Orthopedic Surgeon with a private practice in Ano Patissia. He holds a medical degree from the University of Belgrade and specialized in Orthopedics. He has extensive and significant clinical experience, having worked as an Orthopedic Surgeon – Consultant in the Reconstructive Surgery Clinic at the Athens Medical Group (P. Faliro Clinic), at the General Hospital "Red Cross," and at the Pediatric Hospital "P. & A. Kyriakou." Furthermore, he specializes in arthroscopy, traumatology, and hip and knee arthroplasty.

Daras Xristos is an Orthopedic Surgeon and Sports Medicine Specialist who operates a private practice in Kolonaki and simultaneously serves as the Director of the Orthopedic Clinic at the Medical Center of Palaio Faliro. He graduated from the Medical School of the University of Athens and holds a PhD from the Medical School of the University of Rome. Additionally, he specialized in Orthopedics and Sports Medicine at the General State Hospital of Nikaia and the General Hospital of Athens "KAT." He has extensive experience and has served as a physician for football and basketball teams in the Greek first division, as well as for the national swimming and water polo teams. Specifically, he has been the Sports Medicine Specialist for the football clubs Olympiacos FC, Panionios, and Ionikos. Finally, he specializes in sports injuries.

Dr. Sarantis Mixalis, MD, MSc, PhDc, is an Orthopedic Surgeon with a private practice in Psychiko. Concurrently, he serves as an Orthopedic Consultant specializing in Sports Injuries at Metropolitan Hospital. He has extensive experience, having completed his specialization at the General Children's Hospital "Agia Sofia" and the 4th Orthopedic Clinic of G.N.A. KAT, while also specializing at the same hospital in the Hand-Upper Limb-Microsurgery Clinic, the Sports Injuries Department, and the Pediatric Orthopedic Clinic. In 2018, he successfully completed advanced training in pediatric orthopedic trauma and pediatric skeletal deformities at the Orthopedic Hospital Speising (Vienna, Austria). Since 2019, he holds a Master's degree in "Metabolic Bone Diseases - Osteoporosis" from the Medical School of the National and Kapodistrian University of Athens. In 2020, he was appointed as a doctoral candidate by the Medical School of Athens, and since then he has been pursuing his doctoral thesis at the 2nd Orthopedic University Clinic of the University of Athens (Konstantopouleio Hospital – Agia Olga). He is an active member of the European Paediatric Orthopaedic Society (EPOS), the European Society for Sports Traumatology Knee Surgery and Arthroscopy (ESSKA), the Hellenic Society of Orthopaedic Surgery and Traumatology (EEHOT), and the Athens Medical Association. Finally, he has a rich academic portfolio, authoring numerous publications in peer-reviewed international journals (PUBMED) and actively participating in presentations at Greek and international conferences.