Page 2 - Best Sigmoid adenocarcinoma doctors: TOP 72 doctors

Professor Doctor Sefik Igdem specializes in radiation oncology, with a focus on head and neck cancers at Gayrettepe Florence Nightingale Hospital.

• Over 25 years of experience in radiation oncology
• Expert in conformal treatments and advanced technologies like Truebeam Stx
• Professor at T.R Demiroğlu Bilim University
• Trained at Istanbul University's prestigious Cerrahpaşa Faculty of Medicine

Dr. Alon Pikarsky has taught and trained new surgeons for over 20 years at Hadassah Medical Center's top-rated department.

• Senior Lecturer in Surgery since 2005
• Residency Program Director since 2000 – shaping future surgeons
• Board-certified in General Surgery with a subspecialty in Colorectal Surgery
• Israel Board Certified in General Surgery since 1998
• Long-standing member of multiple professional surgical associations

Prof. Thomas W Kraus has performed 3,000+ surgical interventions for bowel diseases, specializing in complex gastrointestinal oncology cases at Nordwest Clinic.

• Nationally recognized expert in pancreatic and hepatobiliary surgery
• Founder and Director of the German Society 'Art of Surgery'
• Uses minimally invasive techniques like intraoperative sonography
• Trained at top cancer centers including Johns Hopkins and Memorial Sloan-Kettering
• Recipient of multiple international awards for surgical excellence

Dr. Yahya Ozel brings 30+ years of surgical expertise, with advanced training in Tokyo University's Hepato-Biliary-Pancreatic Surgery division.

• Specializes in minimally invasive and robotic surgery techniques
• Certified in surgical endoscopy with Turkish Surgical Proficiency
• Academic faculty member training future surgeons
• Works at Estexper Clinic with ERCP and surgical endoscopy experience

Prof. Ido Wolf leads the entire Medical Oncology Division at the prestigious Sourasky Medical Center, directing patient care and strategy for complex cancer cases.

• Extensive experience treating colon and rectal cancers, including sigmoid adenocarcinoma
• Background includes training in both Medical Oncology and Internal Medicine
• Graduated with a medical degree from Ben Gurion University

Univ. Prof. Dr. Wolfgang Köstler is an Austrian medical oncologist specializing in targeted cancer therapies at Wiener Privatklinik.

• Over 20 years of clinical and academic experience in oncology
• Focus on breast and gynecologic cancers using personalized medicine
• Former Deputy Head at Medical University of Vienna's Clinical Division of Oncology
• Active in translational research and biomarker development
• Published extensively in leading international oncology journals

Leads the oncology hospitalization department at Ichilov Hospital – Sourasky Medical Center, a major Israeli oncology center.

• Over 20 years of experience in medical oncology
• Specialized internship in oncology at Tel Aviv Medical Center, Ichilov
• Experience with first, second, and third-phase clinical trials for new cancer treatments
• Extensive background in both internal medicine and oncology

Associate Professor since 2016, Dr. Ozatli brings academic rigor to treating gastrointestinal cancers at Istinye University Liv Hospital Bahcesehir.

• Specializes in breast, lung, and gastrointestinal cancers
• Internal medicine specialist with experience across multiple hospitals
• Practiced oncology at Ankara Oncology Clinic and Erzurum Regional Training Hospital
• Trained at Selcuk University's Faculty of Medicine

Specializes in oncological surgeries, particularly colon cancer, with a focus on complex cases at Büyük Anadolu Hospitals.

• Expert in pancreatic and bile duct surgeries
• Performs advanced bariatric and metabolic surgeries
• Skilled in breast and thyroid cancer procedures

Specialist in endoscopic surgery – Hanok Kashtan brings focused expertise to minimally invasive treatments at Assuta Medical Center.

• Skilled in advanced endoscopic techniques for colorectal conditions
• Works at Assuta – a leading private hospital in Israel
• Performs precise tumor removals with faster recovery times

Dr. Mordechai Gutman specializes in surgical oncology at Assuta Medical Center.

• Oncosurgeon with expertise in sigmoid adenocarcinoma
• Works at a leading medical center in Israel
• Focused on surgical solutions for gastrointestinal cancers

Dr. Klauzner is recognized as one of the top Whipple surgeons in Israel – a complex operation often used for digestive cancers. He leads the surgical department at Sourasky Medical Center (Ichilov).

• Specializes in colorectal and gastrointestinal surgery
• Has over 45 years of surgical experience
• Expert in pancreatic and colon cancer procedures
• Current Chairman of Surgery at his hospital

Dr. Greenberg is a top specialist in colorectal surgery with over 20 years of experience, heading the department at Tel Aviv's leading Sourasky Medical Center.

• Expert in both open and minimally invasive surgical approaches
• Performs advanced procedures including Whipple surgery
• Focuses exclusively on abdominal and colorectal surgery

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).

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.

Deputy Head of Surgery and Head of Proctology at Ichilov Hospital, specializing in colorectal conditions.

• Total of 24 years of experience in surgery
• Member of the European Society of Coloproctology
• Also a member of the International Society of Coloproctology
• Affiliated with the European Society of Abdominal Surgeons

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.