Best Tumor Marker Blood Test Doctors in Istanbul

Professor Omer Necip Aytug is a senior gastrointestinal specialist at Hisar Hospital Intercontinental. He uses tumor marker blood tests to help screen for digestive cancers and monitor chronic conditions.

• Earned the rank of Professor at Abant Izzet Baysal University
• Completed a specialized gastroenterology fellowship at Marmara University School of Medicine
• Performs advanced diagnostic gastroscopy and colonoscopy to investigate abnormal lab results
• Authored numerous scientific papers on digestive health in international medical journals
• Member of the medical faculty at Duzce University

Dr. Eda Tanrikulu is a clinical oncologist at Anadolu Medical Center in Istanbul. She ranked 3rd nationally in Turkey's minor specialty medical exam. Dr. Tanrikulu specializes in chemotherapy and individualized cancer treatments. She works at a facility affiliated with the Johns Hopkins Hospital.

• Served as the head of the medical oncology unit at Haydarpaşa Numune Hospital.
• Participated in global training at Oxford University and ESMO in Manchester.
• Treats gastrointestinal, urological, lung, and breast cancers.
• Member of the American and European Societies of Medical Oncology.

Dr. Tugba Akin Telli is a medical oncologist at Istanbul Florence Nightingale Hospital. She completed clinical research fellowships at Institut Jules Bordet in Belgium. Dr. Telli also gained experience at the MD Anderson Cancer Center in the US. She focuses on chemotherapy and immunotherapy for cancer patients.

• Trained at Hacettepe University and Marmara University Faculty of Medicine.
• Performs PET-MRI and immunohistochemistry for precise cancer diagnosis.
• Provides care at a JCI-accredited smart hospital in Istanbul.
• Treats patients using protocols from top European and American cancer centers.

Dr. Sezer Saglam is a medical oncologist at Gayrettepe Florence Nightingale Hospital in Istanbul. He specializes in treating gastrointestinal and breast cancers. His research on rectal cancer timing has influenced global treatment protocols. Dr. Saglam develops personalized therapy plans using targeted medicine and precision techniques.

• Nominated for the International Best Researcher Award for work on liver cancer.
• Leads clinical trials focused on targeted therapies and precision oncology.
• Member of the American Society of Clinical Oncology (ASCO).
• Certified by the European Society for Medical Oncology (ESMO).

Dr. Tahsin Ozadli is a medical oncologist at Valued Med Hub Hospitals in Istanbul. He specializes in the treatment of lung, breast, and gastrointestinal cancers. Dr. Ozadli holds a specialization from the Dr. Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital. He works at a center authorized by the Turkish government for international health tourism.

• Administers immunotherapy, targeted therapy, and chemotherapy for multiple cancer types.
• Treats complex conditions including sarcoma, medulloblastoma, and nasopharyngeal cancer.
• Performs diagnostic procedures including liver biopsies, thyroid biopsies, and cancer screenings.
• Utilizes PET/CT and MRI for precise abdominal and pelvic tumor tracking.

Dr. Ozlem Ozer Chakir is a gastroenterologist at Istanbul Florence Nightingale Hospital. She was named a Rising Star at the 10th Digestive Disease and Endoscopy Symposium. Her expertise covers complex liver diseases, Crohn's disease, and Barrett's esophagus. Dr. Chakir treats patients at Turkey's first JCI-accredited smart-and-green hospital.

• Holds certificates in bariatric endoscopy from Brazil and endoscopy from South Korea.
• Maintains membership in the European Society of Gastrointestinal Endoscopy.
• Specializes in ERCP as a member of the Turkish Society of Gastroenterology study group.
• Treats gastrointestinal polyps and ulcerative colitis using modern diagnostic tools.

Dr. Murat Atay is a breast and general surgeon at Istanbul Florence Nightingale Hospital. He completed specialized training in sentinel node mapping at the MDA Cancer Center in Texas. Dr. Atay also held several surgical roles at Lille University Hospital in France. He focuses on breast and thyroid surgery as well as oncological procedures.

• Performs mastectomy, lumpectomy, and lymphadenectomy.
• Treats conditions such as breast cancer and fibrocystic breast disease.
• Practices at a JCI-accredited smart hospital that treats 300,000 patients annually.
• Uses PET-MRI and mammography for precise diagnosis and monitoring.

Dr. Baran Yil is a neurosurgeon at Valued Med Hub Hospitals in Istanbul. He completed a Cerebrovascular Research Fellowship at the Yale School of Medicine. Dr. Yil treats complex conditions like brain tumors, aneurysms, and spinal stenosis. He specializes in both adult and pediatric neurosurgery.

• Winner of the Young Neurosurgeon Encouragement First Prize.
• Served as an instructor for the skull base anatomy course series.
• Member of the Turkish Neurosurgery Association and AOSpine.
• Performs specialized procedures including Gamma Knife and deep brain stimulation.

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. 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. 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.

Associate Professor Tahsin Ozatli practices at Istinye University Liv Hospital Bahcesehir. He uses tumor marker blood tests to track breast, lung, and gastrointestinal cancers.

• Previously served as a doctor at the Ankara Oncology Clinic
• Held senior clinical roles at Malatya State Hospital
• Practiced oncology at the Erzurum Regional Training and Research Hospital
• Earned his medical degree from Selcuk University Faculty of Medicine

Dr. Cemil Bilir is a professor of medical oncology at VM Medical Park Pendik Hospital in Istanbul. He specializes in immunotherapy and chemotherapy for lung, breast, and prostate cancers. A former research fellow at Northeastern University in Boston, he focused on pharmaceutical biotechnology and nanomedicine. Dr. Bilir works at a JCI-accredited facility where academic physicians provide around-the-clock care.

• Member of the American Society of Clinical Oncology (ASCO) and ESMO.
• Completed a specialized clinical rotation at the Cleveland Clinic in the U.S.
• Treats complex oncological cases, including stage 4 lung cancer and sarcoma.
• Current Ph.D. student in inorganic chemistry at Sakarya University.

Dr. Hasan Atilla Ozkan is a hematologist at VM Medical Park Pendik Hospital in Istanbul. He is the President of the Turkish Therapeutic Apheresis Association. Dr. Ozkan specializes in stem cell transplantation and hematological oncology. He received the Young Researcher Award at the 6th Turkish Therapeutic Apheresis Congress.

• Expert in autologous and allogeneic bone marrow transplantation.
• Treats complex blood disorders including leukemia, lymphoma, and myeloma.
• Certified in clinical phytotherapy and flow cytometry application.
• Full member of the European Bone Marrow Transplantation (EBMT) group.

Dr. Ercan Ozden is a medical oncologist and internal medicine specialist at VM Medical Park Pendik. He provides treatment for a wide range of cancers, including breast, lung, and colon cancer. Dr. Ozden trained at Istanbul University, Cerrahpasa Faculty of Medicine. He later completed a medical oncology subspecialty at Kocaeli University.

• Specializes in immunotherapy, target therapy, and chemotherapy for complex cases.
• Treats patients at a JCI-accredited hospital in Istanbul.
• Performs staging and biopsies for liver, lung, and pancreatic tumors.
• Provides targeted immunotherapy using medications like Keytruda.

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at Liv Hospital Topkapı. He specializes in treating colon, breast, gastric, and lung cancers. He previously served as the Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital. Dr. Atci is a member of the American Society of Clinical Oncology (ASCO).

• Author of 19 peer-reviewed papers on gastrointestinal, thoracic, and endocrine cancers.
• Published studies on survival outcomes for stage IIB colon cancer in the Journal of Chemotherapy.
• Researches prognostic biomarkers using PET/CT scans and metabolic tumor volume.
• Treats complex oncological cases at the university-affiliated İstinye University clinic.

Dr. Selin Kapan is a general surgery professor at İstinye University Liv Hospital Topkapı. She specializes in gastrointestinal surgery and laparoscopic hernia repair. Dr. Kapan has published over 50 peer-reviewed papers in international medical journals. Her research focuses on perianal fistulas and hepatic hydatid disease.

• Performs bariatric procedures including gastric sleeve and bypass surgeries.
• Expert in hernia repair using laparoscopic and robotic techniques.
• Treats complex conditions like salivary gland tumors and pilonidal disease.
• Is a member of the Turkish Surgical Association and the Hernia Society.

Dr. Irfan Cicin is a Professor of Medical Oncology at İstinye University Liv Hospital Topkapı. He specializes in treating complex cancers, including glioblastoma, lung cancer, and pancreatic tumors. He serves as a professor at the Trakya University Faculty of Medicine. Dr. Cicin previously served as a physician in the Turkish Air Force.

• Performs systemic therapies such as immunotherapy, chemotherapy, and hormone therapy.
• Treats a wide range of conditions including gynecologic, orthopedic, and neuro-oncology cases.
• Expert in HIPEC and chemoembolization for liver and abdominal malignancies.
• Works at a 300-bed university hospital with 33 medical departments.

Ali Ihsan Anadolulu is a specialist in internal medicine and gastroenterology at Central Hospital. He helps patients interpret tumor marker blood tests alongside other diagnostic findings.

• Trained at Istanbul University Cerrahpaşa Faculty of Medicine for medical specialty education
• Specializes in evaluating gastrointestinal health and metabolic disorders
• Completed senior residency at Şişli Etfal Training and Research Hospital
• Contributes to medical textbooks and research to improve diagnostic accuracy
• Uses endoscopy to follow up on blood test results when necessary