Orthopaedic - Orthopaedic Surgeons for Spondylolisthesis near Chalandri

Dr. Kyrilis Xristos MD, MSc is an Orthopedic Surgeon - Spine Surgeon specializing in spinal surgery, as well as endoscopic spinal surgery, and maintains a private practice in Vrilissia. He was admitted to the Medical School of Aristotle University of Thessaloniki and, after completing his studies and fulfilling his military obligations, he began the general part of his specialty in Orthopedics and Traumatology at the General Surgery Clinic of the General Hospital of Agrinio. Since 2014, he worked as an Orthopedics and Traumatology resident at the Attica General Hospital KAT, in the 1st Orthopedic Clinic, until September 2019. During this period, he participated in numerous surgical procedures and contributed to the operation of all departments of the Clinic. Additionally, he was seconded to the Scoliosis and Spine Department of the General Hospital KAT, where he participated in the diagnosis and management of complex cases, covering the entire spectrum of spinal pathology. During his specialty training, he attended numerous educational conferences and seminars, enhancing his knowledge and experience. Continuing his education, he completed his postgraduate studies program at the National and Kapodistrian University of Athens, focusing on the "Rehabilitation of Spinal Cord and Spinal Cord Injuries." Today, he works as a Scientific Associate at YGEIA Hospital and as a Consultant in the Spine, Scoliosis, and Oncology Department of Metropolitan General Hospital. With his experience and expertise, he is committed to providing high-quality medical care, focusing on pain relief and the restoration of mobility for his patients.

Tsiavos Konstantinos is an Orthopedic Surgeon and maintains a private practice in the Acharnes area. In recent years, he has worked as a Consultant in the Spine Surgery Department at "Hygeia" Hospital, specializing in Spine Surgery, Adult Reconstructive Surgery, and Trauma Management. He holds a degree from the Medical School of the National and Kapodistrian University of Athens and completed his postgraduate studies focusing on metabolic bone diseases and Osteoporosis at the same university. He began his specialization in Orthopedic Surgery as an assistant physician to Professor Mr. Soukakos at the Athens Bioclinic. Subsequently, for approximately six years, he worked as an Orthopedic Surgeon at some of the largest hospitals in Athens, specifically at the University General Hospital "Attikon" and the General Children's Hospital "P. & A. Kyriakou" (1 year). He has accumulated more than 10 years of experience in Orthopedic Surgery and successfully performs a large number of surgeries daily, focusing on conditions related to the Spine. His clinical interest centers on adult spinal disorders and congenital spinal conditions in children (scoliosis). He continuously pursues further education and attends seminars and specialized training courses in Greece and Europe and has obtained certification from the AO Course Advance In Operative Fracture Management. Finally, he has authored five academic publications, the latest of which was published in 2016 with the participation of academic colleagues and peers.

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.

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.

Roussis Ksenofon MD, PhD is an Orthopedic Surgeon and Sports Medicine Specialist with a private practice in Agia Paraskevi. He holds a medical degree from the School of Medicine and Surgery at the University of Bologna in Italy and completed his doctoral thesis in Sports Medicine. He specialized in Orthopedic Surgery at the General Hospital of Attica KAT and at the 1st IKA Therapeutic Center (Papadimitriou). Additionally, his expertise in both conservative and surgical treatment of sports injuries, particularly those concerning the knee, along with extensive professional experience in recognized hospitals and sports clubs, enables him to manage a wide range of cases. Specifically, he possesses valuable professional experience as a Sports Medicine Physician for numerous football teams and as a Lecturer at football coaching schools, teaching Sports Medicine, Anatomy, and Dietetics. Furthermore, it is noteworthy that he served as an official physician at the Athens and South Korea Olympic Games, as well as the Pre-Olympic Games in Australia. Finally, Dr. Roussis is the President of the Sports Medicine Association of Sports Physicians, a member of the Hellenic Sports Medicine Society, and the European Federation of Sports Medicine Associations, actively participating in conferences held both in Greece and abroad.

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.

Mr. Nikolaos Kalos is an Orthopedic Surgeon and Deputy Director of the 4th Orthopedic Clinic at Metropolitan General in Cholargos. He maintains a private practice in Neo Psychiko.

He is a graduate of the Medical School of the University of Ioannina and completed his specialization at the University Orthopedic Clinic of Ioannina.

He specialized at the Osteoarthritis and Knee Deformities Treatment Center, LKH Stolzalpe - Murau in Austria. In his private practice, he provides a wide range of services, tailored to the individual needs of each patient.

Sarantos Konstantinos MD, FRCS, is the Director of the 7th Orthopedic Clinic at YGEIA Hospital and maintains private practices in central Athens, Marousi, and Kranidi. He is an official trainer of the MAKO Robotic System and the minimally invasive technique “SuperPath” in Europe for Hip and Knee Arthroplasties and has trained over 450 surgeons from Europe and beyond in more than 45 educational courses. He graduated from the Medical School of the University of Ioannina and is a Consultant - Head Orthopedic Surgeon at Coventry and Warwick University Hospital in the United Kingdom and a member of the British Royal College of Surgeons. He specialized and received further training in the United Kingdom in hip and knee surgeries. Additionally, he completed further training in the minimally invasive hip technique, "SuperPath®", in the United States and subsequently performed the first surgery in Europe and the United Kingdom of a total hip arthroplasty using the "SuperPath®" technique in 2014. Since then, he has performed an exceptionally large number of surgical procedures using this method and has contributed to its development and adaptation to European standards. In his private practices, he manages a wide range of cases and provides solutions to his patients' problems, while also being a member of numerous Greek and international scientific societies.

Mr. Georgoulis Stylianos MD, MSC, Dipl is an Orthopedic Surgeon - Traumatologist with a private practice in Marousi. He has received advanced training at Oxford, United Kingdom, specializing in reconstructive orthopedics (hip and knee arthroplasty) and practices orthopedic surgery and traumatology - sports medicine at the 251 Air Force General Hospital as the Director of the 2nd Orthopedic Clinic. Simultaneously, he serves as the Deputy Director of the 7th Orthopedic Clinic at HYGEIA, focusing on robotic hip and knee arthroplasty, having been certified in these techniques. The core principles of his therapeutic approach to patients include information, understanding, honesty, and trust, which form the foundation for a personalized treatment process tailored to meet the distinct needs and demands of his patients. These are the essential elements of a mutual trust relationship between patient and surgeon, which will determine the choice of method, define the patient's therapeutic expectations, and ultimately ensure an excellent outcome.

Dr. Natsioulas Nikolaos is an Orthopedic Surgeon who maintains a private practice in Agia Paraskevi and concurrently serves as a Consultant in the Orthopedic Clinic of the Naval Hospital of Athens. He was admitted through nationwide examinations to the Medical Department of the Military Academy of Corps Officers and to the Medical School of Aristotle University of Thessaloniki. He graduated in 2006 with the grade "very good" and was commissioned as an Ensign in the Hellenic Navy. He initially served as a physician on the Hellenic Navy's frigate Elli, and in 2009 began his specialization in Orthopedic Surgery at the Naval Hospital of Athens. In 2011, he moved to Glasgow, United Kingdom, where he completed a 4-year residency in Orthopedic Surgery and Traumatology. In 2015, after examinations, he became a member of the Royal College of Surgeons of Great Britain (Fellow of the Royal College of Surgeons), and in 2017, after examinations, a member of the European Board of Orthopaedics and Traumatology (FEBOT), making him one of the few Orthopedic surgeons in Greece holding both titles. The doctor has acquired significant experience in the conservative and surgical management of Orthopedic and Traumatology conditions. He operates privately at Metropolitan General in Cholargos and at other private clinics in Athens.

Dr. Pantos Panagiotis, MD, MSc, PhD, is an Orthopedic Surgeon with private practices in Marousi, Haidari, and Glyfada. He holds a PhD in Medicine from the National and Kapodistrian University of Athens and is a graduate of the Medical School of the same institution. He also has a master's degree in Public Health from the National School of Public Health. He specialized in Orthopedic Surgery & Traumatology at the 1st Orthopedic Clinic of the National and Kapodistrian University of Athens and received training in the Upper Limb and Microsurgery Clinic at the General Hospital KAT. After completing his specialization, he practiced as an Orthopedic Surgeon in Germany, serving as Oberarzt für Orthopädie und Unfallchirurgie in the Department of Orthopedics and Trauma Surgery, Center for Shoulder Surgery, Asklepios Klinik Seligenstadt. From 2016 to 2020, he worked as Leitender Oberarzt in the Clinic for Shoulder Surgery at Klinik Maingau vom Roten Kreuz, Frankfurt am Main. He is also Head of the Upper Limb Surgery and Sports Injuries Department at Osteon Orthopedic and Spine Clinic. Additionally, he is the Director of the Orthopedic Clinic - Upper Limb Department at the Athens Medical Center. In his private practices, he is capable of treating the full spectrum of shoulder conditions using either arthroscopic or open surgical techniques.

Dr. Mparmpounakis Nikolaos MD, MSc is an Orthopedic Surgeon with private practices in Marousi within the "Mitera" Hospital, in Salamina, and in Ilisia. He holds a medical degree from the University of Medicine and Pharmacy "Iuliu Hatieganu" and completed a postgraduate program in "Metabolic Bone Diseases" at the National and Kapodistrian University of Athens. He specialized in Orthopedics at the Sports Injuries Department of the 4th Orthopedic Clinic of the General Hospital "Asklipieio" Voulas and received further training in the Shoulder Disease Clinic at the Istituto Clinico Humanitas in Milan. Additionally, he specialized in sports injuries at the Pediatric Orthopedic Clinic of the General Children's Hospital of Athens "Panagiotis & Aglaia Kyriakou" and in the management of Upper Limb and Shoulder disorders at the Microsurgery Clinic of the Attikon General Hospital of Athens KAT. Finally, he is a Scientific Collaborator at the Athens Bioclinic, the Medical Group at the Peristeri Clinic, and the Evgenidio Therapeutic Center, and collaborates with the private hospitals "Mitera," Metropolitan General, and Mediterraneo Hospital.

Tsimplakis Mixalis is an Orthopedic Surgeon - Sports Medicine Specialist, Deputy Director of the 8th Orthopedic Clinic at Metropolitan General, and maintains a private practice in Nea Smyrni. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has received advanced training in Shoulder Arthroscopic Surgery at the 401 General Military Hospital of Athens. He has particular expertise in knee arthroplasty, meniscal arthroscopy, chondropathy arthroscopy, shoulder arthroscopy, osteoporosis management, as well as monitoring kyphosis, scoliosis, and fractures. Additionally, he collaborates with the Medical Center of Palaio Faliro, BioClinic of Piraeus, and Doctors Hospital. Finally, the physician has contributed to scientific publications both in Greece and internationally.

Spyridon Kseinis is an Orthopedic Surgeon maintaining private clinics in Pefki and Psychiko. He is the Deputy Director of the 1st Clinic of Sports Injuries at METROPOLITAN GENERAL and holds a Doctorate from the Medical School of the National and Kapodistrian University of Athens since May 2014, awarded with the grade "Excellent." Since 2008, he has collaborated with the Hellenic Football Federation (EPO) and serves as the physician for the National Futsal Team. Concurrently, he is UEFA-accredited, having completed the "UEFA Football Doctor Education Programme." He is a member of the Hellenic Society of Orthopedic Surgery and Traumatology and the Hellenic Society for the Study of Bone Metabolism. He trained at the General Accident Hospital KAT, specializing in fracture management, reconstructive joint surgery (knee and hip arthroplasty), and sports injuries. Following his specialization, he assumed the position of Registrar at the 2nd Orthopedic Clinic of KAT Hospital, where he remained for four years. During his tenure as Registrar, he gained substantial surgical experience, serving as the lead Orthopedic Surgeon in numerous emergency shifts and successfully performing a large number of surgical interventions across the full spectrum of trauma (upper and lower limb fractures, hip fractures, tendon ruptures, hand surgery), reconstructive surgery (hip and knee arthroplasties), and sports injuries (arthroscopic surgery). Additionally, he received training in Pediatric Orthopedics at the "Agia Sophia" Children's Hospital and in disorders of the Hand during his tenure at the University Hospital "Sahlgrenska University Hospital" in Gothenburg, Sweden.

Dempegiotis Petros MD, MSc is an Orthopedic Surgeon with a private practice in Kypseli. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has attended numerous international educational seminars. He is also a certified physician in Neural Therapy. He is an affiliated physician at Euroclinic Athens, Doctor's Hospital, and Metropolitan General. With extensive experience in orthopedic disorders, he diagnoses and treats orthopedic conditions in both adults and children. Additionally, he manages cases such as tendinitis, osteoarthritis, cervical syndrome, sciatica, as well as pediatric orthopedics.

Ioannis Masiotis is an Orthopedic Surgeon with private practices in Agia Paraskevi and Cholargos. He holds a doctoral dissertation on the "Effect of anticoagulant factors on fracture healing," conducted in collaboration with the 4th University Clinic of the General Hospital of Attica KAT at the National Technical University of Athens. He has undergone advanced training in metabolic bone diseases and minimally invasive total hip arthroplasty techniques. Utilizing modern surgical methods (Minimally Invasive Surgery), he ensures minimal pain and rapid recovery in the management of sports injuries (meniscal tears, cruciate ligament tears, chondral lesions – cartilage transplantation, chondropathy, tendon ruptures, shoulder dislocation), knee, shoulder, ankle, and hip arthroscopies, knee and hip arthroplasty (Path and SuperPath techniques), fractures, hand disorders (carpal tunnel syndrome, ulnar neuropathy, trigger finger, tendinitis, etc.), foot conditions, and osteoporosis. Furthermore, Dr. Masiotis has authored numerous pioneering studies and publications presented at national and international conferences and is a member of the European Society of Sports Traumatology, Knee Surgery and Arthroscopy.