孙冠曦，医学博士，无痛胃肠镜专家。长期就职于国内顶尖三甲医院的消化内科与内镜中心。中华医学会消化内镜学分会成员。已完成数千例胃肠镜检查与治疗。擅长早期胃癌与结直肠癌的镜下精查和微创处理。操作以“稳、准、轻”著称。
与资深麻醉科团队协作。采用静脉镇静麻醉实施无痛胃肠镜。便于更全面、细致地观察黏膜。可提高微小息肉和早期病灶的检出率。
可一站式开展冷/热息肉切除、内镜下止血、狭窄扩张及黏膜下剥离术（ESD）等微创治疗。注重高质量与高效率的消化道诊疗。
Dr. Andrej Orságh is a gastroenterologist, certified in 2015. He has worked at the Gastroenterology Department of the National Cancer Institute (NOÚ) since 2016. Since 2019 he has been the institute’s specialist consultant for colorectal cancer screening. He leads the colorectal cancer screening working group of the Slovak Gastroenterological Society. He is vice-chair of its Endoscopy Section and chair of its Oncology Section.
He graduated from Comenius University in 2009. He trained at the Gastroenterology Clinic of the University Hospital in Bratislava and at the Slovak Medical University. He shares his expertise at professional conferences and in publications. He also teaches basic and advanced endoscopic techniques in NOÚ courses.
Dr. Thanaphat Pomyukon is a general surgeon (ศัลยแพทย์ทั่วไป). Thai medical license no. ว.50550. He earned his M.D. from the Faculty of Medicine, Chulalongkorn University. He also holds the Thai Board Diploma in General Surgery from Roi Et Hospital, Ministry of Public Health.
His clinical focus includes hernias and hemorrhoids. He also treats breast lumps and gallstones. He manages digestive system diseases. He performs gastrointestinal endoscopy, including gastroscopy and colonoscopy.
Languages: Thai (primary) and English (professional clinical level).
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. 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. 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.
Il Professore Associato Mete Akin è specializzato in casi complessi di gastroenterologia con oltre 20 anni di esperienza, combinando competenze accademiche e cliniche.
Prof. Ido Nachmany heads the Second Surgical Department at Sheba Medical Center. He specializes in HPB and robotic surgery for diseases of the liver, pancreas, and bile ducts, and for gastrointestinal neuroendocrine tumors. He also performs adrenal, spleen, and stomach surgery. Forbes listed him among Israel’s top physicians.
He advances minimally invasive robotic and laparoscopic techniques. The aim is better precision and faster recovery.
Credentials: Senior Lecturer at Tel Aviv University. Member of ASTS and IHPBA. Completed HPB and abdominal transplant fellowships at the Thomas E. Starzl Transplantation Institute. Board certified in General Surgery (Israel), Abdominal Organ Transplantation (ASTS), and HPB Surgery (University of Pittsburgh). He has published in Cancer Research, the Journal of the American College of Surgeons, and the European Journal of Surgical Oncology.
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.
Education and Specialization
Professional Memberships
• Turkish Medical Association
• Mediterranean Health Foundation
• Akdeniz University Development and Health Foundation
• Transplantation Organizations Coordination Association
• National Surgical Association
Dr. Almog Ben-Yaacov is an Attending Surgeon in the Department of General and Oncological Surgery (Surgery C) at Sheba Medical Center. He specializes in cytoreductive surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC). His clinical focus includes gastric cancer, sarcoma, and complex colorectal malignancies. Since 2018, he has performed more than 200 HIPEC procedures.
MD, Semmelweis University, 2006, with honors. Training in cardiothoracic surgery at Sheba Medical Center. Residency in general surgery at Montefiore (Albert Einstein) and at Rabin (Beilinson). Board-certified in General Surgery and in Surgical Oncology.
Advanced training includes ESSO-certified HIPEC in Hamburg. Microwave liver ablation in Reims. NanoKnife at King’s College London. Advanced surgical oncology at Memorial Sloan Kettering (2019). His publications cover CRS+HIPEC outcomes and Hartmann’s reversal.
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.
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.
Dr. ZHANG Rong Chun is Director of the Department of Gastroenterology. He is a leading expert in digestive endoscopy with over 30 years of clinical experience. He previously worked at Xijing Hospital.
His practice focuses on advanced endoscopic tumor resection. He also manages pancreatic and biliary diseases, gastrointestinal cancers, and acute abdominal conditions.
He holds key professional appointments. He is a Committee Member (Endoscopic Oncology), a Standing Committee Member (Digestive Endoscopy), and a Deputy Director in multiple medical associations.
Mali interdisciplinary hospital is integrating conventional, regenerative and precision medicine. It divides into 11 departments, there are 35 beds in total, including 12 intensive care beds, 23 general beds, 2 emergency and operating rooms, 1 plastic surgical room, 1 Gastro-colonoscopic room. Focus on round-trip treatment with modern medical technology to reduce the cost of hospitalization and the healing time. It also integrating regenerative medicine to repair the body and precision medicine for preventing and treating chronic non-communicable diseases (NCDs) with better results, we provide these services in a greenery atmosphere. Allowing clients to receive the following benefits.
1. Far away from NCDs & It’s complication
2. Good quality of life
3. Youthful lively life
4. Longevity
Dr. Samet Yardimci is a specialist in gastroenterology and general surgery at VM Medical Park Pendik Hospital. He holds the Best Young Researcher Award from the Congress of Transplantation. Dr. Yardimci completed a fellowship in gastroenterology surgery at a top Turkish training center. He treats complex conditions like Crohn's disease, ulcerative colitis, and gastric ulcers.
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.
Dr. Koravee Wirojskoolchai earned his MD from Rangsit University, Thailand. He is board-certified in General Surgery by Somdech Phra Pinklao Hospital, Royal Thai Navy Medical Department. He also holds board certification in anti-aging or nutritional medicine (institution not specified).
His training includes International Healthcare Service Standards and Hospital Management (JCI Hospital Standards) at the Graduate School, Rangsit University. He attended the Thai Chelation Medical Association’s Chelation Therapy Seminar. He also took part in the Thai Medical Informatics Association’s “The New Generation IT Doctor for Hospital Development.”