ページ4 - 最高の消化器内科医師 - トップ211名の医師

Dr. Ayhan Levent is an internal medicine specialist and assistant professor at NP Istanbul Brain Hospital. He has worked there since 2020. He graduated from the Dokuz Eylül University Faculty of Medicine in 2011. In 2013, he passed the Medical Specialization Examination and began his internal medicine residency at Haseki Training and Research Hospital.

He began his career at the Sultanbeyli Community Health Center. He volunteered during the 2011 Van earthquake. In 2017, he was appointed an internal medicine specialist at Sancaktepe Training and Research Hospital. He completed his state service obligation in 2020.

Prof. Dr. Aytaç ATAMER was born on January 31, 1964 in Adapazarı. He started his medical education at Istanbul University Istanbul Faculty of Medicine and graduated in 1987. After completing his residency training at Dicle University Faculty of Medicine, Department of Internal Medicine, Atamer worked as a specialist physician at the Social Insurance Institution (SSK) Diyarbakır Hospital. He then continued to work as a specialist physician at Diyarbakır Training and Research Hospital.

In 2008, he completed his upper specialization at Haydarpaşa Numune Training and Research Hospital Gastroenterology Clinic and in the same year, he was named Associate Professor of Internal Medicine at Haydarpaşa Numune Training and Research Hospital. In 2011, he continued his duty with the duty of establishing Yalova State Hospital Gastroenterology Clinic and compulsory service and in 2013, he became a faculty member at Yalova University. Between 2017 and 2022, he worked as a Professor at Çamlıca Erdem Hospital Gastroenterology Clinic.

Since 2022, he has been working as a Gastroenterology Specialist and Internal Medicine Specialist at NPISTANBUL Brain Hospital.

Education

2005 – M.D., Istanbul University, Istanbul Faculty of Medicine

2010 – Internal Medicine Specialization, Haseki Training and Research Hospital

2021 – Gastroenterology Subspecialty Training, Sakarya University Faculty of Medicine

Academic & Professional Experience

Assistant Professor, Istanbul Florence Nightingale Hospital

Assistant Professor, Istanbul Bilim University Faculty of Medicine

Assistant Professor, Istanbul Yeni Yüzyıl University Faculty of Medicine

Head of Department, Giresun University Faculty of Medicine

Scientific Publications

Dr. Acar has authored over 20 international peer-reviewed articles in the fields of internal medicine and gastroenterology. Her notable contributions include studies and case reports on:

Gastrointestinal bleeding management in anticoagulant users

Rare GI cases such as bezoars, aortoesophageal fistulas, and massive hemorrhagic ascites

Liver transplantation complications, including graft-versus-host disease

The role of (pro)hepcidin in IBD-related anemia

Endoscopic interventions for acute GI bleeding

Covid-19 treatment agents and their GI implications in Turkey

(Full publication list available upon request)

Clinical Expertise

Gastrointestinal bleeding & endoscopic procedures

Hepatology & liver disease management

Inflammatory bowel diseases (IBD)

Complex GI case diagnostics

Post-transplant GI complications

Diabetic GI and cardiovascular comorbidities

Pediatrician, Pediatric Gastroenterology and Nutrition Specialist

Education

Yeditepe University School of Medicine

Professor of Pediatrics (Chair of the Department)

2004 - 2007

Dokuz Eylül University School of Medicine

Pediatric Gastroenterology Sub-specialty

1995 – 1998

Hacettepe University School of Medicine

Pediatrics Instructor

1985 - 1987

Professional Experience

Ataşehir Florence Nightingale Hospital

Pediatrician, Pediatric Gastroenterology

2017 – Present

Kadıköy Şifa Ataşehir Hospital

Pediatric Gastroenterology and Nutrition

2013 – 2017 

Dokuz Eylül University School of Medicine

Professor of Pediatrics

1994 – 2004

Publications

Cevik N, Buyukgebiz B. Interaction between human blood group (ABO) substances and enteropathogenic

bacterial agents. Turk J Pediatr. 1987. Link

Buyukgebiz B, Ozalp I, Oran O. Investigation of serum vitamin A levels of children who had a history of

recurrent diarrhoea. J Trop Pediatrics. 1990. Link

Languages

Turkish: Native

English: Advanced

Prof. Rafael Bruck is a highly experienced gastroenterologist and hepatologist with 40+ years of experience. He specializes in the treatment of acute and chronic diseases of the esophagus, stomach, small and large intestines, pancreas, gastrointestinal cancer, and biliary duct and liver abnormalities. He is a member of several medical organizations, including the American Medical Association.

Dr. Vilius Kontenis is a gastroenterologist and endoscopist. He trained at Vilnius University and earned his MD in 2014. He completed his gastroenterology residency in 2018. Since then, he has worked at Mažeikiai Hospital as a gastroenterologist and endoscopist. He also practices at Kardiolita Clinics in Vilnius as a gastroenterologist.

His work includes a systematic review and meta-analysis on inflammatory bowel disease. He has studied liver fibrosis, comparing FibroScan with routine tests. He has also published on dysphagia in older adults, pediatric diarrhea, and food allergy. He has presented on chylous ascites and catastrophic antiphospholipid syndrome. He edited issue No. 1 of Gastroenterologija. He attended the 35th GEEW in 2017. He is a member of the Lithuanian Gastroenterology Association and the World Gastroenterology Organisation.

Dr. Laura Masalaite is a gastroenterologist and endoscopist at VUL Santaros Clinics and Kardiolita Clinics. She became Acting Head of the Organ Transplantation Coordination Centre in 2024. From 2007 to 2024, she served as Senior Specialist. She has been an Associate Professor at Vilnius University since 2024.

She completed a PhD in Medicine in 2014 (2010–2014). She finished a gastroenterology residency in 2010 (2006–2010). She is a licensed gastroenterologist (MPL15909; 2010-06-30). Her advanced training includes liver transplantation in Vienna (2023–2024) and Warsaw (2010). She also trained in endoscopy and ultrasound in Wuppertal and completed UEG courses. She obtained GCP certification in 2023.

She has published in Cancers, Scandinavian Journal of Gastroenterology, and Hepatology International. Her work covers national 5-year colorectal screening and EUS for predicting variceal recurrence. She has also studied adenoma detection rate, Zenker diverticulotomy, portal vein flow in pancreatitis, diastolic dysfunction in cirrhosis, and early outcomes after liver transplantation.

ACADEMIC CAREER SUMMARY

Degree: Bachelor's
Field: Medicine
University: Atatürk University
Year: 2001

Degree: Master's
Field: Medicine
University: Atatürk University
Year: 2001

Specialization/Doctorate: Internal Medicine/Gastroenterology
University: İnönü University
Year: 2012

Associate Professorship: Gastroenterology
University: İnönü University
Year: 2018

Foreign Language: English, 67.5, 2007

H-index (WoS/Google): 8/10

Impact Factor: 8.1577

Key Research Work:
“Does apocynin increase liver regeneration in the partial hepatectomy model?” Yılmaz Bilgiç, Burhan Hakan Kanat, Onural ÖZHAN, Azibe YILDIZ, Zeynep AKSUNGUR, Mehmet Erman ERDEMLİ, Nigar VARDI, Yusuf TÜRKÖZ, Sami AKBULUT, Adem KÖSE, Hakan PARLAKPINAR. Turkish Journal of Medical Sciences, 2023 (53), 1-12 Q3.

Declared Project Title, Year:
K.3.6. “Investigation of the Effects of Vinpocetine in Sepsis Created by Cecal Ligation and Puncture in Rats” (Principal Investigator), 2023

International Experience:
Advanced Endoscopy Training, Anam Hospital, South Korea (3 months, 2016)
Advanced ERCP Course, Olympus Training Center, Hamburg (2017)

ADMINISTRATIVE POSITIONS

• Institution: İnönü University Turgut Özal Medical Center
  City: Malatya
  Position: Assistant Chief Physician
  Period: 2021 - 2024

Dr. Sebastian F. Schoppmann is an expert in general and visceral surgery. He has focused on upper gastrointestinal (GI) surgery since 2007. He leads the Gastroesophageal Tumor Unit (CCC-GET) at the Comprehensive Cancer Center Vienna. He is also an Associate Professor of Surgery at the Medical University of Vienna.

Dr. Schoppmann has published over 240 peer-reviewed articles. He serves as a consulting or associate editor for several leading surgical and oncology journals. He is the General Secretary of the Austrian Society of Surgical Oncology. He has also held important leadership roles in surgical oncology organizations. His work has helped advance upper-GI cancer surgery.

Dr. Martin Schindl is a senior consultant at the University Hospital of Surgery, Vienna General Hospital. He specializes in surgery of the pancreas, liver, gallbladder, and bile ducts. He also focuses on surgical cancer therapy. Dr. Schindl leads the surgical outpatient clinic for pancreatic and biliary diseases. He coordinates the interdisciplinary pancreatic cancer group at the Comprehensive Cancer Center Vienna.

He founded the ABCSG Pancreas Working Group. Dr. Schindl reviews articles for international surgical journals. He is a member of several national and international surgical societies. He also serves on the ethics committee of the Medical University of Vienna. Dr. Schindl has made important contributions to cancer therapy research and patient support programs.

Dr. Camel Kopty is a specialist in internal medicine, gastroenterology, endoscopy, and hepatology. He focuses on liver and pancreatic diseases, as well as bile duct disorders. He has performed more than 28,000 diagnostic and therapeutic endoscopic procedures. Dr. Kopty has strong experience in gastroscopy and colonoscopy.

He has received several awards and quality certificates in clinical endoscopy. His research in hepatology, including hepatitis B and C, has gained international recognition. Dr. Kopty has published many articles and received FDA research awards for his work.

Dr. Tomas Jucaitis is a gastroenterologist and endoscopist. He studied at Kaunas University of Medicine from 1991 to 1998 and graduated in 1998. He completed a primary residency at Ukmergė Hospital in 1999 (1998–1999). He then finished an internal medicine residency at Vilnius University (1999–2001). He later completed a gastroenterology residency (2001–2003). His training also includes internships in the Czech Republic, Germany, and the USA.

He was Coordinator at the National Organ Transplantation Bureau from 2001 to 2004. He worked as an endoscopist and ultrasound specialist at Vilnius Emergency University Hospital from 2003 to 2006. Since 2006, he has practiced as a gastroenterologist and endoscopist at Vilnius University Hospital “SK” Center Branch and at Vilnius “Kardiolita Clinics.” He also held prior roles at Švenčionys Hospital and “Northway” Medical Center.

Dr. Murat Akkus is a Professor of Pediatric Gastroenterology based in Istanbul. He practices at Memorial Bahçelievler (2019–present) and Memorial Ataşehir (2018–present). He previously led the Division of Pediatric Gastroenterology, Hepatology and Nutrition and the Department of Pediatrics at İnönü University. Before that, he headed Pediatric Gastroenterology at Atatürk University.

He has 174 international and 73 national publications. He is the editor of 7 books. He has written 3 international and 25 national book chapters. He completed a fellowship in Pediatric Gastroenterology and Nutrition at Ege University (1996–1998). In 2011, he was a visiting scholar at the Children’s Hospital of Pittsburgh. He received İnönü University Outstanding Achievement Awards.

Dr. Bentov Amir is a pediatrician and pediatric gastroenterologist with over 22 years of clinical experience. He specializes in treating pediatric inflammatory bowel diseases, celiac disease, and eosinophilic esophagitis. He is also skilled in performing endoscopic procedures in children.

Dr. Amir earned his medical degree at Tel Aviv University. He completed his training in pediatrics and pediatric gastroenterology at Dana-Dwek Children's Hospital. He lectures at Tel Aviv University and is a member of several professional organizations, including the European Society of Pediatric Gastroenterology, Hepatology and Nutrition. Dr. Amir is recognized for his clinical work and academic contributions in his field.

Krol医師は、デュッセルドルフのSt. Martinus-Krankenhausにて認定肥満治療センターを主導し、外科的および内視鏡的専門知識を組み合わせた包括的な消化器医療を提供しています。

• 26年の経験の経験を持つ消化器内科部長
• 高度な膵臓疾患および肝疾患の管理を専門とする
• 最先端の内視鏡技術を用いた精密診断を実施
• 循環器内科および糖尿病学の専門知識を消化器治療に統合

Dr. Suleyman Guray is a gastroenterology specialist at Memorial Göztepe Hospital in Istanbul (2025–present). He previously worked at Medicana Izmir International Hospital (2025) and Izmir Katip Çelebi University Ataturk Training and Research Hospital (2018–2025).

He earned his MD from Ege University (1996–2002). He completed his specialization in Internal Medicine at Bozyaka Training and Research Hospital (2004–2009). He is a member of the Turkish Society of Gastroenterology and the Gastrointestinal Endoscopy Society.

His advanced endoscopy training includes CHA Bundang Medical Center. He also attended the Manchester Advanced Endoscopy Symposium and the International Congress of Gastroenterology Research, Endoscopy, and Training Society.

Membership in societies:

Expert of scientific journals 

Close co-operation with leading surgeons

Membership of the German Medical Association 

Specialities:

Introduction of new and modern techniques in the field of oncological surgery
General and visceral surgery

Minimally invasive surgery

Gastrointestinal oncology surgery

Oncological surgery

Haemorrhoids treatment

Additional clinical specialisation in minimally invasive and hernia surgery

Surgery and transplantation of the pancreas

Work Experience:

2005: Specialist in the field of surgery

2008: Appointed Senior Consultant specialising in pancreatic surgery and transplantation

2010: Coordinator of the Pancreatic Cancer Centre (Oncocert)

2013: Specialist in visceral surgery

2014: Managing Senior Physician, additional clinical specialisation in minimally invasive and hernia surgery

2019: Chief Surgeon of the Colorectal Cancer Centre Bochum (the first certified colorectal cancer centre in Germany and one of the first certified leading colorectal centres in Europe)

2021: Chief Surgeon of the Department of Surgery at the Academic Hospital Solingen

Thanks to the professor and his team, the department has been modernised by introducing modern surgical methods of treatment and especially improved methods of post-operative recovery. The Department of Surgery at the Solingen Clinic is now further expanding its focus on minimally invasive surgery in the direction of robotics. The clinic has allocated a huge budget for the purchase of state-of-the-art equipment in order to offer patients a full range of surgical methods for the treatment of benign and malignant diseases of the oesophagus, lungs, stomach, liver, pancreas and intestines according to current guidelines and using the most modern technical equipment.

Professor Schenker is an active researcher and lecturer. He lectures at medical universities and organises seminars and workshops for colleagues. He cooperates closely with the Cancer Centre, the Pancreatic Cancer Treatment Centre, the Intestinal Cancer Treatment Centre and the Interregional Trauma Centre.

Gastroenterologist

Crohn's disease

Ulcerative colitis

Other autoimmune diseases

Gastritis

Ulcers of the stomach and duodenum

Precancerous conditions of the gastrointestinal tract

Irritable bowel syndrome

Chronic diarrhea

Chronic constipation, etc.

SPECIALIZATION:

Gastroenterologist

EDUCATION:

Azerbaijan State Medical University

COURSES:

Graduated from the Azerbaijan State Medical University. In different years, he participated in seminars held in Azerbaijan by German, Colombian, Swiss, Russian and Ukrainian specialists on "Basics of Homotoxicology", gastroenterology, isopathy, acupuncture and neurotherapy, and received the relevant certificates. At the Sisli Etfal Hospital Egitim Araştırma in Istanbul he attended the refresher courses on "Metabolic Disorders and Obesity", Ege University of Izmir on "Inflammatory Bowel Diseases" and at the same time he attended the Congress on Bioregulatory Drugs in Germany. He attended the courses held Individual Medical Association in Ankara, on the topic of "PRP-CGF and Serum Ozonation". Currently working as a gastroenterologist in the clinic of biological medicine. Has successful results in the treatment of a number of chronic diseases of the gastrointestinal tract.

EXPERIENCE:

21 years old