Best CT (Computer Tomography) Doctors Abroad

Dr. Josef Grohs is the former President of the Austrian Spine Society. He serves as the Deputy Chief of the Spine Unit at Medical University of Vienna.

• Specializes in musculoskeletal disorders and complex spine surgery diagnostics
• Uses manual medicine to supplement diagnostic imaging for back pain
• Chair of AO-Spine Austria – leads the national branch of global spine experts
• Certified clinical investigator – focuses on tracking and improving patient outcomes
• Member of Eurospine – the European body setting standards for spinal care

Dr. Ferlitsch heads the Department of Internal Medicine I at Vienna General Hospital. He uses CT (computer tomography) for precise digestive system and liver diagnostics.

• National nominee for the UEGW Rising Star in Gastroenterology in 2012
• Founded the hepatic hemodynamics laboratory at the Medical University of Vienna
• Received the Skoda Preis award from the Austrian Society of Internal Medicine
• Trained clinically at the University of Pennsylvania and UCLA in Los Angeles
• Expertise in treating complex conditions like liver cirrhosis and inflammatory diseases

Professor Park Jung-won is a leading Korean specialist in hepatocellular carcinoma with over 30 years of experience. He is the Director of the Liver and Liver Cancer Center and the Integrated Cancer Care Center at Myongji Hospital. He led Korea’s first HCC guidelines in 2003. He has also overseen their updates for about 20 years. His team validated proton beam radiotherapy for liver cancer, as published in the Journal of Hepatology. He has authored more than 200 SCI-indexed papers. He also helped lead global trials, including the 2025 CheckMate 9DW study, which showed improved outcomes with nivolumab plus ipilimumab for unresectable HCC.

MD/PhD, Seoul National University; Member, National Academy of Medicine of Korea; former President, Korean Liver Cancer Association; Chair, Korean HCC Guidelines Committee; Prime Minister’s and Health Minister’s commendations; Pfizer Medical Research Award and Roche Oncology Academic Award.

Dr. Jeyul Yang, MD, is a Clinical Professor of Neurosurgery and Director of Planning at Myongji Hospital, an educational partner of Hanyang University. His clinical focus includes brain tumors, pediatric neurosurgery (congenital malformations, tumors, disorders, and plagiocephaly), epilepsy surgery, cerebral hemorrhage, hydrocephalus, and neurosurgical trauma.

Credentials: MD, Dong-A University. Master’s in Medicine and completed doctoral coursework, Seoul National University. Training includes an internship and a fellowship at Seoul National University Hospital. He completed his residency at Seoul National University Bundang Hospital and a fellowship at the National Cancer Center.

Accreditations/Achievements: Member of KNS, KSNO, and ISPN. Korean Society for Pediatric Neurosurgery member and Director of Educational Support. Awards include the Woong-Hun Academic Award (2022), Ahae Outstanding Research Award (2019), and JSPN–KSPN Excellent Presentation Award (2018). Selected publications include caudal duplication syndrome (2021), secondary neurulation (JKNS 2021), occult tethered cord syndrome (2021), and disulfiram plus cisplatin in AT/RT (2020).

She is a pediatric neurologist and Director of the Child Neurology Unit at Hospital Ruber Internacional in Madrid. She has worked at Ruber since 2015 and has practiced pediatric neurology since 2012. Her main fields are neonatal neurology and neurodevelopment. She treats epilepsy, autism spectrum disorder, ADHD, learning disabilities, and complex second-opinion cases.

Awards include the 2013 Spanish Society of Pediatric Neurology prize for work on reperfusion in pediatric stroke. She also received the 2010 Spanish Association of Pediatrics award for research on vascular rings. Her research focuses on risk factors for progression from childhood inflammatory neurological disorders to multiple sclerosis.

Accreditations include: MD, University of Oviedo (2008). Pediatrics residency at La Paz (2009-2014) with Pediatric Neurology training. Neonatal Neurology, Sant Joan de Déu (2013). Advanced training at UAM (2012). Master’s in Pediatric Neurology and Neurodevelopment, CEU Cardenal Herrera (2018). She is a member of SENP, SEN, AEP, the Epilepsy and Sleep Groups, the Pediatric Neurology Group of Madrid, and the Pediatric Society of Madrid-Castilla-La Mancha.

Assoc. Prof. Dr. Abdullah Emre Taçyıldız is a neurosurgeon at Optimed International Hospital. He has more than 10 years of experience. He graduated from Mersin University Faculty of Medicine in 2012. He completed his neurosurgery residency at Bakırköy Prof. Dr. Mazhar Osman Training and Research Hospital in 2019. He has worked at Gölbaşı Community Health Center, Muğla Sıtkı Koçman University, Karabük Training and Research Hospital, and Malatya Turgut Özal University.

His main fields include brain tumors, back and neck pain, lumbar and cervical disc herniation, head and neck injuries, and spinal stenosis. He is a member of national and international neurosurgery societies. He has an academic research background and solid surgical experience. He provides diagnosis and neurosurgical care.

Dr. Shute Ailia DAE is a medical oncologist at Optimed International Çorlu Hospital. Dr. Ailia graduated from Dokuz Eylül University Faculty of Medicine in 2013 and completed an internal medicine residency at Bezmialem Vakıf University Hospital in 2018. A hematology–oncology fellowship at Başkent University Hospital followed in 2023.

From 2018 to 2020, Dr. Ailia served as an internal medicine specialist at Bezmialem Vakıf University Hospital. From 2023 to 2024, Dr. Ailia was an instructor in medical oncology at Başkent University Adana Dr. Turgut Noyan Practice and Research Center.

Clinical focus includes breast, lung, and prostate cancers. It also covers gastrointestinal cancers (colon, stomach, esophagus, pancreas, liver), lymphomas, melanoma, and gynecologic and genitourinary cancers. Languages: English, Turkish, Swahili.

Professor Byung-in Lee is a neurologist and epilepsy specialist. He directs the Lee Byung-in Epilepsy Center at Myongji Hospital. He earned his MD at Yonsei University. He studied neuroscience at Indiana University. He completed a neurology residency at the University of Minnesota. He finished a Clinical Neurophysiology fellowship at the Cleveland Clinic.

He previously directed the Epilepsy Center at Inje Haeundae Paik Hospital. He also led the Neurology Center at Severance Hospital. He is Honorary President of the Korean Epilepsy Society. He is President of the Korean Neurological Association. His awards include the 2018 Distinguished Service Award from the Korean Epilepsy Society and the 2014 Songpa Medical Award. His research focuses on epilepsy and clinical neurophysiology. He has published many papers, including in Acta Neurologica Scandinavica (2020), Journal of Neurology (2020), and BMC Neurology (2019). He contributed to Clinical Epileptology and wrote chapters on epilepsy and antiepileptic drugs.

Prof. Dr. Hakan Levent Gül is a neurologist. He graduated from the Trakya University Faculty of Medicine in 1998. He completed his neurology residency at Dr. Lütfi Kırdar Kartal Training and Research Hospital. He later became an associate professor and then a professor. He also holds a second undergraduate degree in Healthcare Management.

He has worked as a neurologist and senior attending physician in public and private institutions. His expertise includes headache and dizziness, epilepsy, Parkinson’s disease, dementia, movement disorders, stroke, and sleep disorders. He provides neurological care at Moodist Hospital.

Dr. med. univ. Negar Fakhrai is a radiology specialist at JUVENIS Medical Center in Vienna. She performs diagnostic ultrasound. She has more than 20 years of experience in university, trauma, and private hospitals. She treats patients in German, English, Farsi, and French.

Education: MD, 2001. Her dissertation quantified coronary artery calcification with electron-beam computed tomography. Training in internal medicine and oncology at the Medical University of Vienna with CECOG (2001–2004). Radiology training at the University Clinic (2005–2013). Radiology specialist exam in 2010.

Career: Lorenz Böhler Trauma Hospital (2013–2021). Private clinics since 2016. Rudolfinerhaus (2021–2022). Independent since 2023, including Wiener Privatklinik. Joined JUVENIS in 03/2024. Strong focus on musculoskeletal imaging.

Awards/research: Investigator Award, University Clinic for Radiodiagnostics, Medical University of Vienna (2010). Publications in the American Journal of Neuroradiology, European Journal of Radiology, and Journal of Neuro-Oncology. Ultrasound: abdomen; vascular (carotids, deep leg veins); breast; thyroid/neck; muscles/joints; soft tissue; testes.

Assoc. Prof. Priv.-Doz. Dr. Alexander W. Hauswirth is a specialist in internal medicine and haemato‑oncology at JUVENIS. Since 2010, he has served as the lead senior physician for Haematology/Haemostaseology and Oncology at the Clinic for Internal Medicine I, Medical University of Vienna/AKH Vienna, Austria’s largest hospital.

He earned his medical degree from the University of Vienna in 1999. He received the venia docendi in 2010 and was appointed Associate Professor in 2012. He completed an additional haemato‑oncology qualification in 2014. As a Schrödinger Fellow in Salamanca in 2009–2010, he researched CLL stem and precursor cells. He has published regularly since 2000.

Accreditations include Austrian Medical Chamber diplomas in emergency medicine (since 2009) and sports medicine (2018). Awards include the Schrödinger Fellowship (2009), the ÖGHO award (2009), and the European Society of Chemotherapy poster award (2003). Clinical focus: anaemias, leukaemias, lymph node disorders, clotting and anticoagulation, and pre‑operative clearance. Languages: German and English.

Dr. Kim Taegyun is a gastroenterologist. He focuses on pancreatobiliary diseases and cancers, including pancreatitis, pancreatic cysts and cancer, cholecystitis, gallstones (cholelithiasis), and biliary tract cancer. He also performs advanced endoscopy, including ERCP. He treats gastrointestinal tumors, stomach and colon polyps, stomach cancer, and submucosal tumors (SMT).

Education and training: MD, Jeonbuk National University College of Medicine. MS in Medicine, University of Ulsan. Internship, Jeonbuk National University Hospital. Residency in Internal Medicine, Veterans Health Service Medical Center. Fellowships in Gastroenterology, Inje University Haeundae Paik Hospital and Asan Medical Center.

Career: Attending physician and specialist at Gwangju Veterans Hospital and the Veterans Health Service Medical Center.

Dr. Pak Seongjin is a gastroenterologist. He focuses on endoscopy and advanced procedures such as gastroscopy, colonoscopy, polypectomy, and ESD. He also treats digestive and liver diseases, including cirrhosis, pancreatitis, hepatitis, and Helicobacter pylori infection.

He earned his M.D. and M.S. in Internal Medicine from Chung-Ang University. He completed his internal medicine residency and a gastroenterology fellowship at Chung-Ang University Hospital.

He is a clinical professor at Gachon University College of Medicine and Inha University College of Medicine. He is a full member of the Korean Association of Internal Medicine, the Korean Society of Gastrointestinal Endoscopy, the Korean Gastroenterology Association, and the Korean Pancreatobiliary Association.

Dr. Song Hwayeong is a gastroenterologist. Areas of focus include gastrointestinal cancers (stomach and esophageal) and advanced endoscopy (gastroscopy, colonoscopy, ESD, and polypectomy). Dr. Song also treats digestive and liver diseases, including GERD, gastritis, hepatitis, H. pylori infection, and liver disease.

Dr. Song completed a fellowship in Gastroenterology at Inje University Ilsan Paik Hospital. Dr. Song has served as Clinical Professor at Inje, Gachon, and Inha University Colleges of Medicine. Dr. Song is Director of the Gastroenterology Center at Naeun Hospital.

Accreditations: full member of the Korean Association of Internal Medicine, the Korean Society of Gastrointestinal Endoscopy, and the Korean Gastroenterology Association. Doping Committee Member, WKBL.

Selected papers: cryptogenic hepatocellular carcinoma; primary biliary cirrhosis with overlap syndromes; therapy for lamivudine-resistant chronic hepatitis B; and clevudine in HBV-related cirrhosis.

Dr. Kim Taekhyeon is a gastrointestinal surgeon and the Chief of Gastrointestinal Surgery at Naeun Hospital. He received his M.D. and M.S. from Chung-Ang University College of Medicine. He completed an internship at Sungae Hospital and a general surgery residency at Chung-Ang University Hospital. He then finished a fellowship in gastrointestinal surgery at Seoul St. Mary’s Hospital. He previously served as an attending surgeon at Gwangmyeong Sungae Hospital.

His research covers survivin and HSP90 in colorectal cancer, second primary cancers in patients with gastric cancer, and Borrmann type IV gastric carcinoma. He reported outcomes of laparoscopic totally extraperitoneal inguinal hernia repair in 92 cases. His clinical practice includes cancers and diseases of the stomach, esophagus, and small bowel. He also treats hernias, gallstones and cholecystitis, appendicitis, anal disease, varicose veins, and burns.

Dr. Oh Dongju, MD, PhD, is a cardiologist. He specializes in hypertension, hyperlipidemia, angina, myocardial infarction, valvular disease, dilated cardiomyopathy, and myocarditis. His work also covers atherosclerosis and arterial occlusive disease. He is skilled in echocardiography and cardiovascular imaging.

He completed a cardiology fellowship at Emory University School of Medicine. He also served as a Clinical Instructor at the Cornell University Weill Department of Medicine. He has held many leadership roles. He served as President, KSIC; Director of Publications, General Affairs, and Public Relations, KSC; Chairman, KACG; Board Member, Asan Heart Foundation; Vice President, KHA; Chairman, Division of Cardiology, KAIM; Vice President, NAMOK/KAMS; Governor, ACC Korea Chapter; and Member, the National Bioethics Committee.

Dr. Michał Przybył is a specialist in Orthopedics and Musculoskeletal Traumatology. He studied at the Medical University of Łódź and Clark University.

He focuses on minimally invasive joint surgery. He has many years of experience in hip arthroscopy for femoroacetabular impingement (FAI) and labral tears. He also performs total hip and knee replacement and complex ligament reconstruction (ACL, PCL, ATFL).

In-office ultrasound (USG) allows immediate diagnosis and guides treatment. He treats osteoarthritis, hip dysplasia, spine and shoulder conditions, strains, and bunion (hallux) problems. He sees patients in Łódź.

Dr. Marek Aleksander Synder is a specialist in Orthopedics and Musculoskeletal Traumatology. He focuses on restoring mobility through non-surgical care and minimally invasive or arthroscopic surgery. He earned his PhD in 2020 for research on Perthes disease.

He is part of the medical team at the Central Teaching Hospital (CKD) in Łódź. He performs surgeries at Księży Młyn Medical Center, Salve Hospital, and the Hospital in Brzeziny.

Clinical scope includes shoulder, hip, knee, pelvic, and groin pain. He treats osteoarthritis and degenerative joint disease. He treats fractures, spinal injuries, and general trauma, as well as overuse conditions such as tennis elbow, heel spurs, and carpal tunnel syndrome.

Dr. Park Sundo is a specialist in gastrointestinal and general surgery at Naeun Hospital. His expertise includes colorectal, proctology, breast, thyroid, laparoscopic, biliary, pancreatic, and pediatric surgery.

Key treatments include proctologic surgery, such as hemorrhoidectomy and care for hemorrhoids and anal fistula. He performs laparoscopic surgery for gallstones (cholelithiasis) and appendicitis. His oncology care covers gastric and colorectal cancer. He also performs hernia repair. Breast and thyroid care includes treatment of tumors and Mammotome biopsy. He treats varicose veins and severe burns. Pediatric surgery includes hernia repair and general pediatric procedures.