51 Best Colon cancer Doctors in Istanbul

Professor Bulent Karagoz is a leading medical oncologist at Anadolu Medical Center, specialising in targeted therapies and immunotherapy for colon cancer cases.

• Treats stage 4 colon cancer using personalised medicine based on tumour biology
• Former Head of Internal Diseases at Istanbul Okan University Faculty of Medicine
• Uses targeted therapy to attack specific molecules that help tumours grow
• Member of the Turkish Medical Oncology Association and European Head and Neck Society
• Published 40+ scientific papers on immunotherapy and tumour immunology

Professor Eda Tanrikulu ranked third in Turkey's national medical subspecialty exam and completed targeted colorectal cancer training at Oxford University.

• Specialises in colon and rectum cancers using individualised chemotherapy protocols
• Served as a lead researcher for multiple international clinical trials in medical oncology
• Former head of the medical oncology unit at a major Turkish training and research hospital
• Active member of the American Society of Clinical Oncology and the European Society for Medical Oncology

Professor Vafi Atalay is a world-renowned surgical innovator who developed the tube ileostomy technique, which eliminates the need for secondary surgeries.

• Specialises in robotic low anterior resection for rectal and colon cancers
• Leads a multicenter clinical study with New York University
• Awarded a Gold Medal at the 5th Istanbul International Invention Fair
• Published 31 scientific articles on gastrointestinal oncology and surgery
• Uses tube ileostomy to allow bowel support removal in an outpatient setting

Professor Abdulcabbar Kartal specialises in colorectal oncology at Anadolu Medical Center, a facility affiliated with the world-leading Johns Hopkins Medicine.

• Treats metastatic colorectal cancers using HIPEC – delivering heated chemotherapy directly into the abdomen.
• Certified in laparoscopic surgery for colon tumours to help reduce post-operative pain.
• Member of the European Society of Coloproctology focused on bowel cancer management.
• Expert in interventional endoscopy to diagnose and treat lesions without large incisions.
• Member of the Turkish Society of Colon and Rectal Surgery.

Professor Banu Atalar leads radiation oncology at Anadolu Medical Center and is a recognised Honorary Fellow of the American College of Radiology. She specialises in treating gastrointestinal cancers using precision radiotherapy that protects healthy surrounding tissue.

• Uses MR-guided adaptive radiotherapy to adjust radiation doses in real time
• Completed a clinical research fellowship at Stanford University in stereotactic radiosurgery
• Serves as President of the Turkish Society for Radiation Oncology
• Uses MR Linac technology for more accurate targeting of abdominal tumours
• Published 72 research papers on oncological treatments in international journals

Professor Huseyin Baloglu leads the precision oncology and liquid biopsy programmes at Anadolu Medical Center, focusing on molecular diagnostics for gastrointestinal cancers.

• Provides KRAS, NRAS, and BRAF mutation testing to identify the most effective targeted therapies
• Uses liquid biopsy to detect cancer markers in blood without invasive surgery
• Authored 600+ peer-reviewed publications on pathology and diagnostic techniques
• Trained as a visiting scholar at the Albert Einstein College of Medicine in New York
• Directs surgical pathology to ensure accurate staging and personalised treatment plans

Dr. Ayshe Okumush is a radiation oncologist at Private NeoLife Medical Center. She earned her MD from Karadeniz Technical University in 2003. She completed a residency in radiation oncology at Sisli Etfal Training and Research Hospital from 2006 to 2011.

She served as a specialist at Diyarbakir Uckuyular Training and Research Hospital from 2011 to 2013 and at Sisli Etfal from 2013 to 2016. She then worked at Yeni Yuzyil University Private Gaziosmanpasa Hospital from 2016 to 2026. She joined NeoLife in 2026.

Memberships: Turkish Society for Radiation Oncology (TROD) and the European Society for Radiotherapy and Oncology (ESTRO). Clinical focus: SRS, SRT, SBRT; VMAT, IMRT; radiotherapy for head and neck, lung, and brain tumors; SGRT, TBI, and 3D brachytherapy.

Professor Sezer Sağlam is a senior medical oncologist at Gayrettepe Florence Nightingale Hospital, where he focuses on gastrointestinal cancers. He holds a professorship in medical oncology and has dedicated his career to treating tumours of the digestive tract.

• Specialised in gastrointestinal oncology at Istanbul University Oncology Institute
• Member of the American Society of Clinical Oncology (ASCO)
• Member of the European Neuroendocrine Tumour Society (ENETS)
• Fellowship-trained in medical oncology at the Istanbul Medical Faculty
• Expert in coordinating systemic therapy for colon and rectal tumours

Professor Igdem leads radiation oncology at Gayrettepe Florence Nightingale Hospital, where he uses high-precision technology to treat gastrointestinal malignancies.

• Specialises in conformal radiotherapy to match radiation beams to the exact shape of rectal and stomach tumours
• Uses TrueBeam STx technology to deliver high-dose radiation with sub-millimetre accuracy for better tissue protection
• Employs Halcyon systems to shorten treatment sessions and improve patient comfort
• Serves as a Professor at Demiroglu Bilim University, teaching the next generation of oncology specialists

Professor Iyikesici specialises in metabolically-supported chemotherapy (MSCT), a protocol designed to increase treatment efficacy while reducing side effects. He currently treats patients at the Neolife Medical Center.

• Uses Insulin Potentiation Therapy (IPT) to target cancer cells with lower chemotherapy doses
• Combines treatments with ketogenic metabolic therapy and hyperbaric oxygen therapy
• Serves as Assistant Professor at Altinbas University Faculty of Medicine
• Focuses on supportive therapies to improve quality of life during intensive treatment
• Member of the Medical Oncology Association since 2004

Dr Sinan Karaaslan is a leading medical oncologist at Anadolu Medical Center specialising in systemic therapies for stage 4 colon cancer cases.

• Uses targeted therapy to attack specific cancer cells while minimising damage to healthy tissue
• Applies immunotherapy to help the immune system naturally recognise and fight tumours
• Specialised in medical oncology at the prestigious Cerrahpasa Medical Faculty
• Member of the Turkish Medical Oncology Society and the Turkish Medical Association

Professor Serkan Keskin ranked first in Turkey's national oncology proficiency exam and has managed over 1,100 cancer treatments at Memorial Şişli Hospital.

• Specialises in targeted therapy – drugs that attack specific cancer cells with less damage to healthy tissue
• Uses immunotherapy to help the immune system recognise and destroy colon cancer cells
• Published 42 articles in international journals regarding cancer treatment outcomes
• Member of the American Society of Clinical Oncology and European Society for Medical Oncology

Associate Professor Mustafa Solak is a medical oncologist who honed his expertise at the University of Texas MD Anderson Cancer Center, one of the world's most prestigious cancer hospitals.

• Performed approximately 1,100 cancer treatments to date
• Specialises in gastrointestinal cancers, focusing on tailored chemotherapy and targeted drug protocols for colon cases
• Completed a specialised fellowship at the Hacettepe University Cancer Institute
• Expert in medical oncology, managing systemic treatments at Hisar Hospital Intercontinental

Professor Peker leads the gastrointestinal surgery programme at Hisar Hospital, specialising in robotic and minimally invasive techniques for complex colorectal cases.

• Trained in robotic surgery at the da Vinci Training Centre in Barcelona
• Completed advanced gastric and bowel cancer surgery training in Belgium
• Former surgical fellow at the Mayo Clinic in the United States
• Specialises in reoperative surgery for patients needing follow-up bowel procedures
• Uses laparoscopic techniques to reduce recovery time and post-operative pain

Professor Mustafa Ozdogan is a senior medical oncologist and board member of the Turkish Society of Medical Oncology at Memorial Göztepe Hospital.

• Specialises in medical oncology protocols for gastrointestinal and head and neck tumours
• Serves as a board member for the Turkish Society of Medical Oncology
• Maintains international standards as a member of the American Society of Clinical Oncology
• Held leadership roles as Head of Oncology at Memorial Antalya Hospital
• Contributes to clinical research through the European Society for Medical Oncology

Associate Professor Gorkem Turkkan has completed over 2,500 sessions using the MR-Linac – a system that uses real-time MRI to target tumours with pinpoint accuracy.

• Specialises in rectum and colon cancer care at Hisar Hospital Intercontinental
• Uses stereotactic radiotherapy to deliver high-dose radiation while sparing healthy tissue
• Completed a clinical research fellowship at the MAASTRO Clinic in the Netherlands
• Consults on advanced treatment protocols including VMAT and intensity-modulated radiotherapy
• Active member of the European Society of Radiotherapy and Oncology (ESTRO)

Professor Yesim Yildirim is a leading medical oncologist at Anadolu Medical Center, specialising in targeted therapies and immunotherapy for gastrointestinal cancers. She is a recognized expert in precision medicine, having co-authored major textbooks on managing complex cancer cases.

• Awarded the Orazio Rudell Fellowship for her work in colorectal cancer care
• Focuses on targeted therapies that attack cancer cells while sparing healthy tissue
• Member of the European Society of Medical Oncology (ESMO) board
• Uses immunotherapy to boost the immune system's natural ability to fight bowel tumours
• Professor at Halic University with over 80 international medical publications

Associate Professor Heves Surmeli previously served as the Clinical Director of Medical Oncology at one of Istanbul's major training and research hospitals.

• Specialises in gastrointestinal cancers, including tumours of the colon and rectum
• Led clinical operations at Kartal Dr. Lütfi Kırdar Training and Research Hospital
• Published extensive research on oncology outcomes in international peer-reviewed journals
• Active member of several professional medical oncology societies
• Focuses on systemic treatments like chemotherapy and targeted biological therapies

Professor Seref Komurcu is a highly credentialed oncologist at Anadolu Medical Center, holding both American ECFMG and European ESMO certifications. He specialises in colon cancer management and systemic therapies.

• Published over 110 research papers on advanced cancer management
• Former Professor of Medical Oncology at Gulhane Military Medical Academy
• Active member of the American Society of Clinical Oncology
• Specialises in treating solid tumours including colorectal and lung cancers
• Awarded for outstanding service and teaching in medical oncology

Dr Eda Tanrıkulu Şimşek leads clinical trials for new cancer therapies and ranked third nationwide in the Turkish medical specialty exams.

• Completed a colorectal cancer preceptorship at Oxford University in England
• Specialises in targeted therapy to match treatments to a tumour's genetic profile
• Former Head of Medical Oncology at Haydarpaşa Numune Training and Research Hospital
• Member of both the European and American Societies of Medical Oncology
• Uses biological treatments to target cancer cells while sparing healthy tissue