Colonoscopy Doctors Abroad — Page 2

Dr. Murat Sarikaya is a gastroenterologist at Medipol Bahçelievler University Hospital in Istanbul. He treats complex conditions like Crohn's disease, ulcerative colitis, and cirrhosis. Dr. Sarikaya is a published researcher with numerous articles in international peer-reviewed journals. His work appeared in reputable titles such as the American Surgeon and Nordic journals.

• Performs endoscopic procedures including gastroscopy, colonoscopy, and ERCP.
• Treats gastrointestinal polyps and manages severe acute pancreatitis cases.
• Practices at a JCI-accredited facility treating 600,000 patients annually.
• Utilizes advanced diagnostics like PET-CT for precise tumor mapping.

Dr. Hana Golan, MD, heads the Pediatric Hemato-Oncology and Bone Marrow Transplantation (BMT) Division at Sheba Medical Center. She specializes in childhood cancers, with a focus on neuroblastoma and other high-risk solid tumors.

She leads one of the region’s most advanced pediatric oncology programs. She manages complex, high-risk cases and practices at a hospital ranked in the global top 10.

She is the principal investigator of the High-Risk Neuroblastoma ESIOP protocol. She serves as an investigator in international Phase I/II trials and as the national coordinator of multicenter oncology protocols. She led the development of computerized chemotherapy protocols and patient databases to improve safety.

She earned her MD from the Technion. She completed residencies in pediatrics and pediatric hemato-oncology at Sheba. She conducted advanced research in transplantation immunology at the Weizmann Institute. She is board-certified in Pediatrics and Pediatric Hematology-Oncology. She is a Senior Lecturer at the Sackler Faculty of Medicine, Tel Aviv University. Her research focuses on cancer stem cells, targeted therapies, treatment-resistant malignancies, and cannabinoid-related oncology.

Professor Onder Surgit is a senior surgeon at Optimed International Hospital. He specializes in cancer surgery and laparoscopic methods during colonoscopy procedures.

• Holds the rank of Professor at Atilim University Faculty of Medicine
• Serves as an instructor surgeon at the Advanced Medical Technologies Training Center
• Trained at Hacettepe Faculty of Medicine, a top-ranked medical school in Turkey
• Focuses on cancer surgery and minimally invasive laparoscopic techniques

Dr. Daniela Osuská is a gastroenterologist. She graduated from the First Faculty of Medicine, Charles University, in 2010. From 2010 to 2019 she worked as a secondary physician at the Internal Medicine Clinic of Nitra University Hospital. There she began performing endoscopies. Since 2019 she has worked at the Gastroenterology Department of the National Cancer Institute. She earned her gastroenterology specialization in 2021.

She serves on the supervisory board of the Oncology Section of the Slovak Gastroenterological Society and the Section of Young Gastroenterologists. She publishes and presents her work in Slovakia and abroad. She also trains physicians in endoscopic techniques.

Dr. Boris Pekárek is a gastroenterologist. He graduated from the Faculty of Medicine, Comenius University in Bratislava in 2002. He worked at the Internal Medicine Clinic in Trnava from 2002 to April 2010. He obtained his specialization in gastroenterology in 2008.

Since April 2010, he has worked at the Gastroenterology Department of the National Cancer Institute. He has led the department since 2017. He completed several specialized training courses abroad. He focuses on endoscopic diagnosis and treatment of early tumors of the esophagus, stomach, colon, and rectum.

He served as chair of the Oncology Section of the Slovak Gastroenterological Society from 2018 to 2024. He is the current chair of its Endoscopy Section and a member of the Society’s committee. He publishes, lectures at conferences, and trains basic and advanced endoscopic techniques in Slovakia and abroad.

Dr. Juraj Letkovsky has been a gastroenterologist at the Gastroenterology Department of the National Cancer Institute (NOÚ) since 2017. He graduated in medicine in 2012 and earned a PhD in internal medicine in 2016. He obtained specialization in gastroenterology in 2018.

His practice focuses on advanced endoscopic diagnosis and treatment of digestive tract tumors. He performs endosonography and ERCP for pancreatic and biliary diseases.

He serves on the Young Gastroenterologists, Endoscopy, and Oncology sections of the Slovak Gastroenterology Society. He is a co-author of an ongoing multicenter study on colonoscopy quality in Slovakia. He holds certificates in diagnostic and interventional esophagogastroduodenoscopy (2022) and endoscopic retrograde cholangiopancreatography (2023).

Dr. Lubos Zitnan is a gastroenterologist at the Gastroenterology Department of the National Cancer Institute. He has worked there since 2010. He also serves on the committee of the Oncology Section of the Slovak Gastroenterological Society.

His practice includes colonoscopy, gastroscopy, endosonography (EUS), and ERCP for pancreatic and biliary diseases. He holds certificates in diagnostic and interventional esophagogastroduodenoscopy, diagnostic and interventional colonoscopy, and endoscopic retrograde cholangiopancreatography.

He graduated from the Faculty of Medicine, Comenius University, in 2003. He completed an internal medicine residency at Malacky Hospital. He began specialized training in gastroenterology at the National Cancer Institute in 2007.

Dr. Zhang Rong Chun directs the gastroenterology department at Xiamen Humanity Hospital. He is a leading authority in digestive endoscopy and colonoscopy procedures.

• Performed endoscopic tumor resections for gastrointestinal cancers
• Expert in diagnosing pancreatic and biliary tract diseases
• Specializes in treating acute abdominal conditions using endoscopy
• Served as a senior specialist at Xijing Hospital
• Standing committee member of the Digestive Endoscopy association

Dr. Aziz Kemal Emek is a general surgeon and surgical oncologist at Medical Park Antalya Hospital Complex. He specializes in gastrointestinal surgery, focusing on liver and biliary tract tumors. Dr. Emek holds a professorship from Akdeniz University Faculty of Medicine. He performs Da Vinci robotic procedures and weight loss surgeries.

• Member of the National Surgical Association and the Turkish Medical Association.
• Treats complex conditions like Crohn's disease, liver cirrhosis, and ulcerative colitis.
• Performs stomach resections, esophagectomies, and robotic-assisted surgeries.
• Works at a clinic authorized for international health tourism by the Turkish government.

Dr. Yahya Ozel is a general surgeon at Estexper Clinic in Istanbul. He has performed over 12,000 procedures during his career. Dr. Ozel specializes in bariatric, metabolic, and oncological surgery. He completed training at Tokyo University Hospital in Japan. This training focused on complex liver and pancreatic surgery.

• Performed over 5,000 bariatric and 2,500 metabolic surgeries.
• Placed more than 4,000 gastric balloons for weight loss.
• Treats gastrointestinal cancers, including stomach, colon, and liver cancer.
• Holds the Turkish Surgical Proficiency Certificate.

Prof. Amit Tirosh is a senior endocrinologist and Head of the Neuroendocrine Tumors Service at Sheba Medical Center. He specializes in neuroendocrine tumors (NETs).

His work centers on hereditary NET syndromes. He is affiliated with the NIH in MEN1 research. He serves on an international VHL expert panel and helped write VHL management guidelines. He is the primary contact at Sheba’s multidisciplinary VHL clinic.

He leads the Endocrine Oncology Bioinformatics Lab. He collaborates with international teams, including the Weizmann Institute. He provides advanced NET care, including PRRT.

He earned his MD from the Hebrew University–Hadassah. He completed a residency at Assaf HaRofeh, an endocrinology fellowship at Rabin, and training at the NIH. He is board-certified in Endocrinology. He is a member of the Israeli Society of Endocrinology, the Endocrine Society, and the European Neuroendocrine Tumor Society. He has authored over 40 peer-reviewed papers, including in JAMA, Gastroenterology, and Radiology.

Dr. Einat Shacham‑Shmueli is a senior medical oncologist at the Gastrointestinal Clinic, Cancer Center, Sheba Medical Center. She treats cancers of the colon, stomach, and pancreas. She also manages metastatic disease. She uses precision diagnostics and biomarkers, systemic therapies, and radiotherapy. Care is provided within a multidisciplinary team.

She has authored more than 25 peer‑reviewed papers on GI oncology, tumor biology, and new treatments. Her work includes studies on stenting for malignant colonic obstruction. She serves as an investigator in international programs, including the NCI, the Radiation Therapy Oncology Group, and the Cancer Therapy Evaluation Program.

Education: MD, Tel Aviv University. Oncology residency, Tel Aviv Sourasky Medical Center. Advanced training in GI oncology, UCSF. Accreditations: Board certified in Oncology and Gastroenterology. Member, Israel Society of Oncology and Radiotherapy.

Dr. Bilal Ergul is a gastroenterologist at Lokman Hekim University Ankara Hospital. He is known for performing Peroral Endoscopic Myotomy (POEM) surgery. This procedure treats complex swallowing disorders without external incisions. Dr. Ergul has authored around 100 academic publications on various gastrointestinal topics.

• Specializes in laparoscopic surgery for GERD and gastric polyps removal.
• Treats chronic conditions including Crohn’s disease, ulcerative colitis, and cirrhosis.
• Performs esophagectomy and small intestine resections for complex cases.
• Works at an ISO-certified university hospital that treats 20,000+ patients annually.

Dr. Almog Ben Yaacov is a senior surgeon at Sheba Medical Center. He specializes in oncological surgery and the management of complex colorectal malignancies.

• Completed advanced surgical oncology training at Memorial Sloan Kettering Cancer Center in New York
• Expertise includes minimally invasive and laparoscopic surgery for intestinal conditions
• Performs colonoscopy and colorectal procedures at a leading Israeli medical facility
• Board certified in both general surgery and surgical oncology
• Authored multiple peer-reviewed publications on surgical outcomes for abdominal cancers

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. Emine Yildirim is an associate professor of general surgery at Atlas University Hospital, Istanbul. She specializes in surgical oncology with a focus on breast cancer treatment and reconstruction. Dr. Yildirim has published over 15 scientific articles in peer-reviewed journals like Academic Radiology. She holds multiple international certificates in breast cancer surgery and nipple-sparing techniques.

• Performs breast-conserving surgery, free flap reconstruction, and implant-based breast augmentation.
• Treats complex oncological conditions including thyroid, bladder, and colorectal cancers.
• Completed medical residency at Istanbul Haseki Health Application and Research Center.
• Works at AACI-accredited Atlas University Hospital, which treats 565,000 patients annually.

Dr. Yuri Goldes is a general surgeon with more than 20 years of clinical experience. He specializes in upper gastrointestinal and oncologic surgery. He is Deputy Director of the Department of General Surgery and Transplantation at Sheba Medical Center in Tel Aviv. He also leads the Upper GI Surgery Unit. He was named to Forbes Israel’s Best Doctors in 2025. He is ranked among Israel’s Best Gastrointestinal Surgeons by Forbes. In 2019, he received the Israeli Ministry of Health “Best Doctor of the Year” award.

He is an expert in advanced minimally invasive and robotic surgery. He treats diaphragmatic hernia, achalasia, GERD, and gallbladder disease. He also performs oncologic surgery for pancreatic, gastric, and esophageal cancers. He uses laparoscopic and robotic techniques.

He pioneered some of Israel’s first robotic oncologic resections of the stomach and pancreas. He is among a small group worldwide who perform minimally invasive Whipple procedures (pancreaticoduodenectomy) using advanced laparoscopy. He applies methods that improve outcomes and speed recovery. He provides personalized care.

Dr. Suleyman Hilmi Aksoy is a radiologist at Hisar Hospital Intercontinental in Istanbul. He specializes in diagnostic radiology, teleradiology, and interventional radiology. Dr. Aksoy previously held an Assistant Professorship at the Istanbul University Radiology Department. He has contributed to 13 medical congresses with numerous oral and written presentations.

• Member of the European Society of Radiology and the International Society of Radiology.
• Holds certifications from the Turkish Society of Interventional Radiology.
• Performs diagnostic procedures like angiography, CT scans, and biopsies.
• Works at a JCI-accredited hospital that treats over 500,000 patients annually.

Professor Omer Necip Aytug is a senior gastrointestinal surgeon who leads advanced diagnostic colonoscopy at Hisar Hospital Intercontinental.

• Earned a professorship at Abant Izzet Baysal University – one of Turkey's academic medical centers
• Completed a gastroenterology fellowship at Marmara University School of Medicine
• Specializes in treating complex inflammatory conditions like Crohn's disease and ulcerative colitis
• Performs therapeutic procedures including the removal of colorectal polyps to prevent cancer
• Authors scientific articles on digestive disorders for international medical journals

Professor Zulfikar Polat leads gastroenterology services at Anadolu Medical Center in affiliation with Johns Hopkins Medicine. He specializes in diagnostic and interventional colonoscopy for complex intestinal diseases.

• Holds a professorship at Istanbul Aydin University and trained at Gulhane Military Medical Academy
• Published 45 research works on gastroenterology in national and international medical journals
• Member of the European Society of Gastrointestinal Endoscopy which sets global procedural standards
• Specializes in hepato-pancreatology and treating chronic inflammatory intestinal diseases