Comprehensive diagnosis of Сolorectal Pathology Doctors Abroad — Page 4

Dr. Nurana Guliyeva is a gastroenterologist at the Biological Medicine Integrative Health Center in Baku. She specializes in treating viral hepatitis, cirrhosis, and complex autoimmune liver diseases. Dr. Guliyeva completed an internship in microbiology and infectious diseases at Ege University in Turkey. She focuses on digestive health, including stomach, intestine, and pancreas disorders.

• Trained at Ege University and Hacettepe Hospital in Turkey.
• Treats viral hepatitis A, B, C, and D alongside drug-induced liver poisoning.
• Performs specialized procedures like colon hydrotherapy and gastric polyp removal.
• Works at an integrative health center treating over 84,000 patients annually.

Dr. Zulfu Sertkaya is an associate professor and andrologist at Andro Expertise in Istanbul. He holds the FEBU title from the European Association of Urology. Dr. Sertkaya focuses on male health, sexual function, and aesthetic urological procedures. He treats patients at his clinic and performs surgeries at affiliated hospitals.

• Earned Fellow of the European Board of Urology (FEBU) status.
• Specialize in andrology, male sexual health, and aesthetic urology.
• Performs penile implant surgery and varicocelectomy for infertility.
• Works at a clinic accredited by the Turkish Medical Association.

Dr. Brenda Pastrana is a surgical oncologist at the JCI-accredited Galenia Hospital in Cancún. She specializes in breast, thyroid, and digestive system cancers. Dr. Pastrana is board-certified by CONACEM. She holds a medical degree from the Universidad Autónoma de México.

• Performs mastectomies, liver resections, and complex colon cancer surgeries.
• Treats patients at a facility holding Accreditation Canada Diamond Status.
• Serves as a university teacher at Universidad Anáhuac.
• Member of the Mexican Society of Oncology (SMEO).

Dr. Yilmaz Bilgic is a gastroenterologist at the JCI-accredited Medipol Acibadem District Hospital in Istanbul. He specializes in the treatment of Crohn's disease, ulcerative colitis, and complex liver disorders. Dr. Bilgic completed specialized endoscopy training at Anam Hospital in South Korea. He also finished a training course on ERCP at the Olympus Training Center in Germany.

• Performs diagnostic and therapeutic endoscopy, colonoscopy, and stomach resection.
• Treats gastrointestinal conditions including Barrett's esophagus and chronic pancreatitis.
• Served as Assistant Chief Physician at Inonu University Turgut Ozal Medical Center.
• Maintains a Google Scholar H-index of 10 for his research in gastroenterology.

Dr. Cemalettin Aydin is a professor of general surgery at Medipol Acibadem District Hospital in Istanbul. He specializes in gastroenterology surgery and complex weight loss procedures. He completed a prestigious fellowship in gastroenterology surgery at the Türkiye High Specialization Hospital.

• Performs advanced bariatric surgeries including gastric bypass and sleeve gastrectomy.
• Treats complex gastrointestinal conditions such as pancreatitis, Crohn's disease, and cirrhosis.
• Expert in endoscopic sleeve gastroplasty (ESG) and laparoscopic anti-reflux surgery.
• Works at Medipol Acibadem, a JCI-accredited facility using the da Vinci robotic system.

Dr. Jaydeep Palep leads a center of excellence at HCG Manavata Cancer Centre. He trained in robotic gastrointestinal surgery in Italy and the USA.

• Specializes in Crohn's disease and ulcerative colitis for colorectal pathology screening
• Uses Da Vinci robotic technology for precise gastrointestinal procedures
• Performs minimally invasive surgery for faster patient recovery times
• Achieves global safety standards with only a 1% complication rate
• Published multiple articles in peer-reviewed international surgical journals

Dr. Andrej Orságh leads colorectal cancer screening for the Slovak Gastroenterological Society. He specializes in gastrointestinal oncology at the National Cancer Institute in Bratislava. Dr. Orságh chairs the society's Oncology Section and is vice-chair of its Endoscopy Section. He treats complex conditions like Barrett’s esophagus, pancreatitis, and ulcerative colitis.

• Serves as the national specialist consultant for colorectal cancer screening.
• Trains other physicians in basic and endoscopic techniques.
• Performs minimally invasive removal of gastric and duodenal polyps.
• Practices at Dr. GASTRO, a specialized center for early cancer detection.

Dr. Meryem Keceli Basaran is an Associate Professor and pediatric gastroenterologist at Biruni University Hospital. She specializes in digestion, hepatology, and nutrition for children. Dr. Basaran is a member of ESPGHAN, the European authority on pediatric gastroenterology. She manages gastrointestinal food allergies and inflammatory conditions like Crohn’s disease. She works at a TEMOS-accredited university hospital in Istanbul.

• Specializes in care before and after liver transplantation.
• Treats irritable bowel syndrome, celiac disease, and ulcerative colitis.
• Expert in managing chronic diarrhea, malabsorption, and faecal incontinence.
• Performs specialized diagnostic colonoscopies and gastroscopies with biopsy.

Dr. Holovyna Svitlana is a gastroenterologist and nutritionist at Sana Vita in Odesa. She specializes in restoring digestive health and managing metabolic disorders. She treats complex conditions like Crohn's disease, ulcerative colitis, and cirrhosis. Dr. Holovyna combines clinical therapy with evidence-based diet correction for better patient outcomes.

• Member of the European Association for the Study of the Liver (EASL).
• Belongs to the Association of Dietitians and Gastroenterologists of Ukraine.
• Treats gastrointestinal disorders, including gastritis, pancreatitis, and gastric ulcers.
• Performs high-precision diagnostics like gastroscopy with biopsy and colonoscopy.

Dr. Siegbert Rossol is a Fellow of the European Board of Gastroenterology. He provides colorectal pathology diagnostics and minimally invasive treatments at Nordwest Clinic.

• Performs EMR and ESD to remove cancerous intestinal tissue without traditional surgery
• Specializes in interventional sonography – uses ultrasound to guide diagnostic and treatment procedures
• Treats complex inflammatory bowel diseases including Crohn's disease and ulcerative colitis
• Completed advanced hepatology training at King's College School in London
• Received the Alexander von Humboldt Scholarship for his medical research

Dr. Elnur Sahibov is a specialist in radiation oncology at Emsey Hospital. He provides medical expert oversight for a comprehensive diagnosis of colorectal pathology.

• Trained at Marmara University Faculty of Medicine in radiation oncology
• Completed medical specialization training between 2012 and 2016
• Holds a medical degree from Marmara University Faculty of Medicine
• Practices at Emsey Hospital, a major private medical center

Dr. Atakan Topcu is a medical oncologist at Medipol Acibadem District Hospital in Istanbul. He specializes in treating solid tumors including lung, breast, and colorectal cancers. Dr. Topcu is an Associate Professor with over 50 peer-reviewed scientific publications. He sits on the Editorial Board of the medical journal BMC Cancer.

• Expertise in immunotherapy, targeted therapies, and geriatric oncology care.
• Treats cancer-related malnutrition, cachexia, and sarcopenia.
• Maintains active membership in the European Society for Medical Oncology (ESMO).
• Works at a JCI-accredited hospital specializing in advanced oncology treatments.

Dr. Nail Paksoy is an associate professor of medical oncology at Medipol Bahçelievler Hospital. He is board-certified by the European Society for Medical Oncology (ESMO). Dr. Paksoy specializes in lung, breast, and gastrointestinal cancers. He uses modern immunotherapy and targeted therapy protocols. His clinic is JCI-accredited for high safety standards.

• Served as a subinvestigator in over 8 international clinical trials for Roche and Pfizer.
• Authored over 40 research articles in journals indexed by SCI and SSCI.
• Completed dual fellowships in allergy-immunology and medical oncology.
• Treats complex sarcomas and renal cell carcinomas with systemic therapies.

Dr. Abdulkerim Yilmaz is a gastroenterologist at Medicana Sivas Hospital in Turkey. He treats digestive conditions including cirrhosis, Crohn's disease, and pancreatitis. Dr. Yilmaz performs endoscopic procedures to remove polyps from the stomach and duodenum.

He works at Medicana Sivas, a facility that treats over 110,000 patients annually. The hospital has 219 beds and a department for gastrointestinal care. Dr. Yilmaz manages chronic inflammatory bowel diseases like ulcerative colitis and Barrett's esophagus. He also treats gastric issues such as ulcers, gastritis, and gallstones.

Assoc. Prof. Orhan Ünal Zorba, MD, is a urologist focused on andrology and endourology. He has about 25 years of experience. He currently sees patients at Private TUSA Hospital. He started there on 8 June 2026.

His academic work includes 29 international and 13 national publications and 7 book chapters. He has given at least 9 presentations at international congresses. His studies have been presented at EAU, ESSM, ICS, and EULIS meetings. He served as Assistant and Associate Professor of Urology from 2009 to 2016. He is a member of the Istanbul Medical Chamber, the Turkish Association of Urology, the Turkish Society of Andrology, and the Eastern Black Sea Association of Urologists.

Key areas include male infertility (micro‑TESE; outcomes in 191 patients with non‑obstructive azoospermia), microsurgical varicocele repair, prostate surgery (HoLEP, TURP), endoscopic stone surgery (URS, PCNL), and uro‑oncology. He speaks English.

Prof. Dr. Gül Alço is a radiation oncologist with about 27 years of experience. She treats breast, lung, prostate, gastrointestinal, gynecologic, central nervous system, head and neck, soft tissue, and bone cancers with radiotherapy.

Her expertise includes adaptive radiotherapy and radiosurgery. She uses advanced radiation techniques to provide personalized, evidence-based care in a multidisciplinary, patient-centered setting.