Best Tumor Marker Blood Test Doctors Abroad

Dr. Serdal Gungor is a pediatric neurosurgeon at Medical Park Antalya Hospital Complex. He focuses on treating complex brain and spine conditions in children. Dr. Gungor completed his subspecialty training at the prestigious Hacettepe University. He performs intricate procedures like brain tumor removal, epilepsy surgery, and shunt placements.

• Treats congenital conditions including spina bifida and Arnold Chiari syndrome.
• Uses precise technologies like Gamma Knife and CyberKnife for pediatric brain tumors.
• Member of the International Child Neurology Association (ICNA).
• Works at the Mediterranean region’s largest private medical facility.

Dr. Harald Rosen specializes in gastroenterology and internal medicine at Wiener Privatklinik. He focuses on detecting and treating gastrointestinal cancers through advanced diagnostics.

• Performs interventional endoscopy to identify and treat digestive disorders
• Tracks gastrointestinal malignancies using specialized tumor marker monitoring
• Expert in biliary interventions using ERCP to check bile and pancreatic ducts
• Member of the European Society of Surgery (ESS)

Dr. Benal Buyukgebiz is a pediatrician and gastroenterology specialist at Istanbul Florence Nightingale Hospital. She served as the Chair of the Department of Pediatrics at Yeditepe University. Dr. Buyukgebiz treats complex digestive conditions in children, including Crohn's disease and ulcerative colitis. She works at a JCI-accredited facility that treats 300,000 patients every year.

• Former President of the Phenylketonuria Children Screening and Protection Association, İzmir Branch.
• Maintains membership in the European Metabolic Group and the Liver Research Society.
• Specializes in pediatric nutrition and the management of chronic gastritis and cirrhosis.
• Performs diagnostic procedures including gastroscopy with biopsy and colonoscopy.

Dr. Shencan Acar is a gastroenterologist at Istanbul Florence Nightingale Hospital. She focuses on hepatology and liver disease management. Dr. Acar specializes in inflammatory bowel diseases like Crohn’s and ulcerative colitis. She previously served as the Head of Department at Giresun University Faculty of Medicine.

• Authored over 20 international peer-reviewed articles.
• Expert in managing complex post-transplant gastrointestinal complications.
• Treats rare conditions like aortoesophageal fistulas and massive hemorrhagic ascites.
• Performs endoscopic interventions for acute gastrointestinal bleeding.

Dr. Saban Sec is a medical oncologist at Valued Med Hub Hospitals in Istanbul. He treats breast, lung, gastrointestinal, and rare tumors. Dr. Sec currently represents specialist physicians in the Turkish Medical Oncology Association. He conducted a significant clinical study involving 138 patients with HER2-positive gastric cancer.

• Expertise covers colorectal, prostate, urogenital, head, neck, and salivary gland cancers.
• Authored over 10 peer-reviewed articles on cancer prognosis and survival rates.
• Member of the Istanbul Medical Chamber and the Turkish Medical Oncology Association.
• Treats patients at a clinic holding the International Health Tourism Authorization Certificate.

Dr. Kenan Kapici is a neurosurgeon at Valued Med Hub Hospitals in Istanbul. He specializes in spine surgery and complex brain tumor removal. Dr. Kapici served as the Head of the Neurosurgery Department at Altinbas University. He has held senior leadership roles at Kasımpaşa Marine Hospital and GATA Haydarpaşa Training Hospital.

• Performs deep brain stimulation (DBS), discectomy, and brain aneurysm repair.
• Treats pediatric conditions including hydrocephalus and spina bifida.
• Is a member of the Spine Society of Europe and the Turkish Neurosurgery Association.
• Completed specialized training in microsurgery and neuroanatomy.
• Works at a clinic holding an International Health Tourism Authorization Certificate.

Dr. Fredi Aviv is a senior oncohematologist at the Sourasky Medical Center. He specializes in blood cancers and diagnostic testing.

• Treats patients at Sourasky Medical Center (Ichilov), Israel's leading multi-disciplinary hospital
• Focuses on oncohematology – the diagnosis and treatment of cancers of the blood
• Expert in interpreting blood tests for bone marrow and lymphatic system disorders
• Part of a top-tier medical team at a major university-affiliated center

Dr. Mustafa Serkan Alemdar is a clinical oncologist at Medical Park Antalya Hospital Complex. He specializes in treating complex solid tumors and blood cancers. Dr. Alemdar completed his medical degree and oncology fellowship at Akdeniz University. He is an active member of the Turkish Society of Medical Oncology.

• Treats a wide range of cancers including breast, lung, and prostate.
• Expert in hematology-oncology for conditions like leukemia, myeloma, and lymphoma.
• Performs systemic therapies such as chemotherapy, immunotherapy, and targeted biological therapy.
• Works at a facility that houses specialized oncology-bone marrow units and LINAC technology.

Dr. Hasan Mutlu is a medical oncologist at Medical Park Antalya Hospital Complex. He specializes in immunotherapy, targeted cancer therapies, and genetic research in cancer treatment. Dr. Mutlu received his medical degree from Hacettepe University. He holds the title of Professor of Medicine. Dr. Mutlu focuses on organ tumor diagnosis and chemotherapy.

• Specializes in both medical and pediatric oncology cases.
• Treats complex conditions including neuroblastoma, Wilms tumor, and Ewing's sarcoma.
• Performs biological therapies and stays active in next-generation genetic research.
• Works at the Mediterranean region’s largest private hospital with PET-CT and LINAC technology.

Dr. Kodchanut Litleaungdej is a hematologist at Intrarat Hospital in Bangkok. She specializes in the treatment of leukemia, myeloma, and complex lymphomas. Dr. Litleaungdej co-authored a clinical risk prediction model for cancer-associated venous thromboembolism. She graduated with second-class honors from Naresuan University before completing a hematology fellowship at Thammasat University.

• Performs bone marrow transplantation and CAR T-cell therapy.
• Treats blood disorders including aplastic anemia and thrombocytopenia.
• Provides chemotherapy and biological therapy for hematologic malignancies.
• Works at ISO-certified Intrarat Hospital, which treats 100,000 patients annually.

Dr. Yasar Tuna is a gastroenterologist and gastrointestinal surgeon at Medical Park Antalya Hospital Complex. He specializes in the treatment of complex digestive conditions and bariatric surgery. Dr. Tuna performs procedures at a facility that houses one of Turkey's premier organ transplant centers.

• Treats chronic conditions including Crohn's disease, ulcerative colitis, and cirrhosis.
• Performs bariatric procedures such as gastric sleeve, gastric bypass, and gastric balloon.
• Member of the Turkish Society of Gastroenterology and the Endoscopy Association.
• Works at a facility that performs the most successful transplants in Turkey.

Dr. Avi Beri leads the Laparoscopic Surgery Center at Sourasky Medical Center. He uses tumor marker blood tests alongside fusion biopsies to diagnose prostate cancer.

• Specializes in oncosurgery for prostate, kidney, and complex bladder cancers
• Performs robotic da Vinci surgery for precise tumor removal and faster recovery
• Director of the Laparoscopic Surgery Center at a top Israeli hospital
• Uses transrectal ultrasound for high-accuracy cancer detection and staging
• Practices advanced minimally invasive techniques for male reproductive organ health

Professor Walter Klepetko directs thoracic surgery at the Medical University of Vienna. He specializes in advanced thoracic oncology and tumor marker blood test evaluation.

• Heads the Lung Transplantation Program at Vienna General Hospital (AKH)
• Directs the Department of Thoracic Surgery at the Medical University of Vienna
• Specializes in complex lung cancer and thymoma – tumors of the thymus gland
• Co-developed extracorporeal membrane oxygenation – a technique for external blood oxygenation and heart-lung support
• Completed advanced fellowships at Toronto General and Massachusetts General Hospital

Dr. Yusuf Acikgoz is a medical oncologist at Lokman Hekim University Ankara Hospital. He specializes in treating complex cancers, including lung, breast, and liver malignancies. He completed a fellowship at Ohio State University in the United States. Dr. Acikgoz manages treatments like chemotherapy, radioembolization, and immunotherapy.

• Member of the American Society of Clinical Oncology (ASCO).
• Assistant Investigator for Phase III clinical trials, including the CheckMate-649 study.
• Certified in Good Clinical Practice and Human Subjects Protection at Ohio State University.
• Performs diagnostic procedures like biopsy, gastroscopy, and tumor marker testing.

Dr. Selime Aydogdu is a specialist in pediatric hematology and oncology. She is known for her work in improving early cancer detection in children. Dr. Aydogdu has given many presentations and led discussions on recognizing early cancer symptoms. Her efforts have raised awareness in her field.

Her work has helped achieve better diagnostic results and higher survival rates for children. Dr. Aydogdu is dedicated to education and advocacy. She is a respected member of the pediatric oncology community.

Dr. Nichakorn Seehirunwong is a diagnostic radiologist at Intrarat Hospital in Bangkok. She specializes in interpreting medical imaging results and informing complex treatment plans. Dr. Seehirunwong earned her medical degree from the Prince of Songkla University. She also completed her diagnostic radiology certification at the same institution.

• Performs imaging-guided procedures and radiation oncology treatments.
• Treats pediatric oncology cases including neuroblastoma and Wilms tumor.
• Provides diagnostic support for brain tumors, sarcomas, and lymphomas.
• Works at Intrarat Hospital, an ISO 9001:2015-certified facility in Thailand.

Professor Schoppmann heads the Upper GI Surgery Unit at the Medical University of Vienna. He integrates molecular research into practice for precise tumor marker blood test evaluation.

• Specializes in esophageal and gastric cancer biomarkers to track tumor behavior
• Publishes studies on the molecular mechanisms of how gastrointestinal tumors spread
• Member of the Austrian Society of Surgical Oncology – the national authority in cancer surgery
• Consultant at Wiener Privatklinik – a premier private medical facility in Austria
• Member of the European Society of Surgical Oncology

Professor Martin Schindl specializes in complex abdominal tumor surgery at Wiener Privatklinik. His surgical expertise supports precision in oncology, where tumor marker blood tests help monitor cancer treatment.

• Serves as Professor of Surgery at the Medical University of Vienna
• Senior Consultant specializing in hepato-pancreato-biliary surgery for liver and pancreatic cancers
• Leads complex multivisceral resections – removing multiple organs affected by tumors
• Published researcher in international journals focusing on surgical oncology outcomes
• Expert in visceral oncology – treating cancers within the abdominal cavity

Dr. Hughes Hyun is a board-certified surgeon at Sourasky Medical Center. He uses his surgical expertise to lead precise diagnostic evaluations.

• Practices at Sourasky Medical Center – one of Israel's top hospitals
• Certified by the medical board in surgery
• Specializes in minimally invasive techniques for accurate diagnosis
• Performs robotic-assisted procedures for complex cases
• Collaborates with lab teams for precise tumor marker blood test analysis

Professor Wolfgang Köstler is the Deputy Head of Oncology at the Medical University of Vienna. He uses tumor marker blood tests to design precision oncology plans for his patients.

• Trained at Memorial Sloan–Kettering Cancer Center in the USA
• Specializes in molecular oncology to identify specific cancer biomarkers
• Former Head of Oncology at the Regional Hospital Wiener Neustadt
• Expert in targeted therapy and immunotherapy for solid tumors
• Degree in molecular biology from the Weizmann Institute of Science