Page 2 - Best Colon cancer doctors in Istanbul: TOP 40 doctors

Dr. Sec specializes in gastrointestinal cancers, with research published on colon cancer survival factors. Currently serves as the Turkish Medical Oncology Association's Specialist Physicians Representative.

• Over 10 years of experience in medical oncology
• Published research on colon cancer tumor localization and survival
• Member of Turkish Medical Oncology Association
• Works at Bahçelievler Medikalpark Hospital

Associate Professor Tahsin Ozatli specializes in breast, lung, and gastrointestinal cancers at Istinye Liv University Hospital.

• Internal Medicine Specialist with experience at multiple oncology centers
• Promoted to Associate Professor in 2016
• Graduated from Selcuk University Faculty of Medicine

Assoc. Prof. Nail Paksoy specializes in colon cancer at Medipol Bahçelievler Hospital, with an ESMO Board Certification in Medical Oncology.

• Completed Medical Oncology Fellowship at Istanbul University Oncology Institute
• Participated in international clinical trials for gastrointestinal cancers
• Published research on treatment efficacy in metastatic colorectal cancer
• ESMO Board Certified in Medical Oncology

Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.

He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.

Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.

Professor Gul Alco specializes in radiation oncology for colon cancer at Medipol Acibadem District Hospital, with over 20 years of experience.

• Professor at Istanbul Medipol University's Department of Radiation Oncology
• Completed residency at Kadir Has University's Radiation Oncology program
• Associate Professor and later Professor at Demiroglu Bilim University
• Worked at Şişli Florence Nightingale Hospital and Gayrettepe Florence Nightingale Hospital

Associate Professor Tabandeh specializes in colon cancer surgery and is a Fellow of the American College of Surgeons – a mark of elite surgical excellence.

• Performs cancer surgery with minimally invasive techniques
• Professor at the Faculty of Medicine of Bahçeşehir University
• Author and co-author of over 40 medical documents
• Member of the Istanbul Surgery Association

Dr. Ozden specializes in Medical Oncology with extensive training and experience, currently practicing at VM Medical Park Pendik Hospital.

• Graduated from Istanbul University's prestigious Cerrahpaşa Faculty of Medicine
• Completed Internal Medicine Residency and Medical Oncology Subspecialty
• Has over a decade of experience in Internal Medicine and Oncology

Specialized in laparoscopic and oncological cancer surgery – Dr. Muzaffer Al brings focused expertise from Istanbul University Çapa and Cerrahpaşa.

• 30+ years in medicine
• Advanced laparoscopic surgery training
• Specialized in bariatric and oncological surgery
• Works at BAH International – one of Turkey's leading hospitals

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Specializes in colon cancer and other oncological surgeries, offering specialized care at Büüyük Anadolu Hospitals.

• Expert in cancer surgery with focus on colon and gastric cancers
• Performs advanced pancreatic and bile duct surgeries
• Specializes in bariatric metabolic and diabetes surgeries

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).

She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).

Specialized in radiation oncology at Marmara University – one of Turkey's leading medical schools.

• Completed rigorous medical training in English at Marmara University
• Focused on colon cancer treatment with radiation therapy
• Works at Emsey Hospital – a specialized oncology center

Dr. Turkan Ozturk Topcu brings extensive international experience in colon cancer treatment, having trained at MD Anderson Cancer Center and Sunnybrook Odette Cancer Center.

• Specializes in gastrointestinal cancers including colon, rectal, and stomach cancers
• Member of prestigious oncology societies: ESMO, ASCO, and TTOD
• Over 15 years of experience in medical oncology
• Works with latest treatment protocols from top cancer centers worldwide

Associate Professor of Medical Oncology specializing in colorectal cancers – Dr. Ayhan leads research on advanced treatments at Liv Hospital Vadistanbul.

• Published multiple studies on metastatic colorectal cancer outcomes
• Active participant in international clinical trials for novel therapies
• Special focus on molecular oncology approaches
• Extensive experience across multiple leading Turkish hospitals

Specializes in laparoscopic and robotic surgery for colon cancer – Dr. Yanar brings advanced techniques to Liv Hospital Vadistanbul.

• Trained at University of Colorado Health Science Center and USC Keck School of Medicine
• Completed Da Vinci Robotic Intensive Course at IRCAD, France
• Fellow of the European Board of Surgery - Emergency Surgery
• Associate Professor at Istanbul Medical Faculty General Surgery

With over 20 years of experience, Assoc. Dr. Ugur Ekici specializes in advanced laparoscopic and cancer surgeries at Medicana Bahcelievler Hospital.

• Specialty training from Şişli Etfal Hospital General Surgery Clinic
• Published articles in international refereed journals
• Expertise in obesity and metabolic surgery alongside cancer treatments