Best Barrett's esophagus gastroenterologists: TOP 74 doctors

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.

UNIVERSITY

Ankara University Faculty of Medicine 

UNIVERSITY WHERE HE TAKES EXPERTISE

Göztepe Training and Research Hospital General Surgery

CONGRESSES ATTENDED

National Endoscopic Laparoscopic Surgery Congress

World Congress on Controversies to Consensus in Diabetes, Obesity and Hypertension

Bariatric and Metabolic Surgery Congress

Cerrahpaşa Surgery Meetings Turkish Bariatric Surgery Association

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

NUTRITION AND DIET SPECIALIST 

Ezgi Sevic graduated from Hacettepe University, Department of Nutrition and Dietetic as Honor Student. During her education, she conducted studies on “'The Effect of Hedonic Eating Behavior on Obesity', 'Total Parenteral Nutrition in Children' and 'The Relationship Between Insulin Resistance and Obesity'.” During her education, she took part in the field in studies on determining the nutritional status of the society. She worked as intern dietitian in Hospitals of Hacettepe University (Oncology Hospital, Adults Hospital, İhsan Doğramacı Child Hospital), Dışkapı Yıldırım Beyazıt Training and Research Hospital and many Community Health Centres. 
She worked in Izmir Private Ekol Hospital. She successfully completed the 'Bariatric Nutrition Course' and the 'Innovations in Obesity Course'. She has participated in many training and seminar programs in her field. 

Interests: Post- Metabolic and Bariatric Surgery Nutrition, the Nutrition in Chronicle Diseases, Nutrition in Individuals with Diabetes, Nutrition in Cancer, Nutrition in Congenital Metabolic Diseases, Food Intolerances, Body Weight Control, Child and Adolescent Nutrition, Nutrition in Old Age, Nutrition in Pregnancy and Lactation.

Dietit. Ezgi Sevic knows advanced English. 

Medical Interests and Activities 

Hepatic Cirrhosis and Portal Hypertension 

Hepatic Cancer 

Viral Hepatitides (Chronic Hepatitis B, C and Delta Infections) 

Alcoholic Chronic Liver Disease 

Non-Alcoholic Fatty Liver Disease 

Stomach and Duodenal Ulcer 

Gastrointestinal Hemorrhage (Ulcer and Varicose Vein Bleeding) 

Functional Digestive System Disorders (Irritable Bowel Syndrome, Functional Intestinal Obstruction and Diarrhea...) 

Inflammatory Bowel Diseases (Ulcerative Colitis, Crohn’s Disease) 

Malabsorption Syndromes (Celiac Disease and Alike) 

Gastrointestinal Tract Malignancies

Education and Experience 

Liv Hospital, Ulus, Gastroenterohepatology Department (2013 ...) 

Associate Professor of Medicine, Obligatory Service at Gastroenterology, Şanlıurfa Training and Research Hospital (2010-2012) 

Subspecialty in Gastroenterohepatology, Department of Gastroenterohepatology, İstanbul Faculty of Medicine, İstanbul University (2004-2010) 

Research Fellow, Physician, Department of Internal Diseases, 

İstanbul Faculty of Medicine, İstanbul University (1992 - 1998)

Memberships 

Turkish Association For The Study of The Liver 

Turkish Society of Gastroenterology 

Inflammatory Bowel Disease Society 

Internal Diseases Specialty Association

Specializations

Cancer Surgery

Pancreatic Surgery

Bile Duct Surgery

Bariatric Metabolic Surgery

Oncological Surgery

Breast Surgery

Gastric cancer

Colon cancer

Thyroid Cancer

Obesity Surgery

Diabetes Surgeries

Education

Ondokuz Mayıs University Faculty of Medicine (1991)

KTÜ Faculty of Medicine Farabi Hospital (Specialization.1998)

Istanbul University Çapa Faculty of Medicine (Laparoscopic Surgery Training, 2002)

Istanbul University Çapa Faculty of Medicine (Laparoscopic Antireflux Surgery Training, 2006)

Istanbul University Cerrahpaşa Faculty of Medicine (General Surgery Clinic Advance Laparoscopic Surgery, Laparoscopic Bariatric Surgery, Morbid Obesity and Oncological Cancer Surgery Training, 2010i)

Gastroenterology

Pendik Medipol University Hospital

Education

1999 Karadeniz Technical University, Gastroenterology

1997Atatürk University, Internal Diseases Professorship

1992 Atatürk University, Internal Diseases Associated Professorship 

1985 Atatürk University, Internal Diseases Specialist 

1981 Atatürk University Faculty of Medicine

Publications

1- Nihat Okçu Gülçin Polat,Arif Yılmaz,Mehmet Koruk,The demographıc features of gastrıc cancers ın erzurum(Eurasian J Med 2000; 32: 63-65)

2- Üst Gastrointestinal Kanamalı Olguların Bir Değerlendirilmesi. Klinik Bilimler-Doktor.2000, - E.akarsu,N.Okçu, ve Ark.Kuzeydoğu Anadolu’da 6:4:435-438

3-N.Okçu, A.yılmaz. İ.kiki,M.D.onuk, C.gündoğdu, H.uzunismail. Tanısal Üst Gastrointestinal endoskopi Sonuçlarımız. Atatürk Üniversitesi Tıp Dergisi 1997,29 (2):486

4-N. Okçu, M.gündoğdu, M.D. onuk, İ.kiki, l.cerrahoğlu, k.yılmaz, i. çapoğlu. Nonsteroid Anti İnflamatuar İlaç (NSAİİ) Kullanan Hastalarda oluşan Gastroduodenal Lezyonların Önlenmesinde Misoprostolün Yeri. Atatürk Üniversitesi Tıp Dergisi 1997,29 (2):453-455.

5-N.Okçu, A. öz, m.d. onuk, e.akarsu, b. tekin, h.z. tonbul, h.kaya. Kronik Aktif Hepatit İle Dekopanse Karaciğer Parankim Yetmezliğinde Plazma Fibronektin Düzeyleri ve Karaciğerin Fonksiyon Durumu İle İlişkisi. Türk J. Gastroenterol 1995;27(4): 422-426.

6-N.Okçu, tahir buran,m.d. onuk,a. yılmaz, e.akarsu, g. akçay. Erzurum ve Çevresinde Duodenum Ülserli Hastalarda Helicobacter Pylori Prevelansı. Türk J. Gastroenterol 1995;27(4): 447-450.

7-N.Okçu, b.s. uyanık, e. akarsu, e. bakan, z. tonbul. Mide ve Kolorektal Kanserlerinde Karbonhidrat Antijenleri (CA-19-9, CA-125), Karsinoembriyonik Antijen (CEA) ve Alkalen Fosfatazın Önemi. Türk J. Gastroenterol 1995;6:467-471.

8-N. Okçu, m.d. onuk, e. akarsu, h. doğan, c. gündoğdu. Bölgemizdeki Hepatoselüler Karsinomlu Hastalarda Major Risk Faktörleri. Gastroenteroloji 1994;5(2):154-157

9-N.Okçu, m.d. onuk, e. akarsu, h. doğan, c.gündoğdu, tahir buran. Erzurum Bölgesinde Gastrik Karsinom Sıklığı, Endoskopik ce Histolojik Özellikler. Gastroenteroloji 1994;5(2):263-267.

10-N. Okçu, m.d. onuk, tahir buran, e. akarsu, m.a. çiftçioğlu. Erzurum İli Çevresinde Nonspesifik Gastritli Olgularda Helicobacter Pylori Sıklığı. Gastroenteroloji 1994;5(2):211-213.

11-N.Okçu, m.d. onuk, ö. ünal, e. akarsu, l. incesu, k. akgöz. Karın İçi Kitle Lezyonlarında Ultrason Rehberliğinde Yapılan İnce İğne Aspirasyon Biyopsisinin Tanı Değeri. Gastroenteroloji 1993;4(1):166-68.

12-N.O.kçu, m.d. onuk, m. polat, a. yılmaz, m. gündoğdu, m. paç. Budd-Chiari Sendromu (2 Olgu). Türk J Gastroenterhepatol 1993; 4(1):77-80.

13-N.Okçu, h. koçak, m.d. onuk, m. gündoğdu, e. bakan, a. yılmaz, a. başoğlu, a. ateş, f.a. paç. The Effect of Atrial Pressure Changes and Cardiac Nerves on Plasma Atrial Natriüretic Peptide (ANP) Levels. Vascular Surgery 1993; 27(2): 128-132

15-N.Okçu, m.d. onuk, a.yılmaz, m. gündoğdu, t. buran. Omeprozol ve Ranitidinin Peptik Ülser İyileşmesine Etkileri. Doğa-Tr.J. of Medical Sciences 1992;16:657-658.

16-N. Okçu, m.r. yiğitoğlu, b. adam, e. bakan. Konjestif Kalp Yetersizliği Olan Hastalarda Digıxin’in Plazma Atrial Natriüretik Peptik Düzeyine Etkisi. S.Ü. Tıp Fak. Dergisi 1991;7(2):243-247..

17-N.Okçu, a. yılmaz. Üst Gastrointestinal Sistem Kanamalarında Histamin H2 -Reseptör Antagonistlerinin Etkisi. Endoskopi Dergisi 1991;2(4):17-23.

18-N.Okçu, E. bakan, b. adam, a. yılmaz, m.r. yiğitoğlu. Kronik Hepatit ve Karaciğer Sirozlu Hastalarda Seks Hormanları ve Seks Hormon Bağlayıcı Globülin Seviyeleri (Editöre Mektup). Doğa-Tr. J. Of Medical Sciences 1991;15:1-2.

19-N.Okcu Ömer Yılmaz.Helıcobacter pylorı and related gastroıntestınal system dıseases Turkiye Klinikleri JMed Sci. 2013;33(3):806-13

20-Nihat Okçu , Ömer yılmaz, hakan dursun, gülçin polat. Dispeptik semptomlarla beslenme alışkanlıkları, endoskopik ve histolojik bulgular arasındaki ilişki (Eurasian J Med 2006; 38: 13-17)

21-Mehmet Bilici,1Nihat Okcu,1Kerim Cayır,1Ibrahim Pirim,2Salim B. Tekin,1andCemal Gundogdu3 - Distribuion of HLA Tissue Groups in Patients with Gastric Cancer Eurasian J Med. 2010 Apr; 42(1): 9.11.

22-Nihat Okcu,Abdulhalim Bak,Mehmet Sari,Mehmet Arslan,Sait Kapicioglu :The fibroblast proliferation,relationship of hepatocyte growth factor (HGF) and interferon-A2A Gastroenterology April 2000Volume 118,Issue 4, Part 2, PageA1404

23-Kubra Kaynar,Sait Kapicioglu,Mehmet Sarı,Nihat Okcu,Abdulhalim Baki. The effect of fish oil on stress ulcer prophylaxis GastroenterologyVolume 118, Issue 4, Part 2, PageA1255

General and oncologist surgeon for more than 20 years of experience. 

Prof. M.D. Yusuf Serdar Sakin was born in Nevşehir in 1978. After completing his primary and secondary education in Ankara, he graduated from the Faculty of Medicine at Gülhane Military Medical Academy in 2002.
Following his graduation, he served in Gole/Ardahan for two years. He started his internal medicine training at the Department of Internal Medicine, Gülhane Faculty of Medicine.
After completing his training, he worked as an internal medicine specialist in Ankara. A year later, he began additional training in the Department of Gastroenterology at Gülhane Faculty of Medicine and completed his training in 2014.
After graduation, Yusuf Serdar Sakin continued to work in the same department. He also received advanced endoscopy and Motility training at AMC Center in the Netherlands in 2017.
After obtaining the title of Associate Professor in 2017, he became a Professor in 2023.
He currently provides medical services to patients at Koru Ankara Hospital. His areas of medical interest include:

-Endoscopic retrograde cholangiopancreatography (ERCP)
-Push enteroscopy
-Endoscopic mucosal resection
-High-resolution manometry
-pH/pH-impedance metry analysis
-Advanced endoscopic procedures (stenting, dilation, etc.)
-Gastrointestinal motility disorders
-Gastroesophageal reflux disease
-Inflammatory bowel diseases
-Advanced endoscopic procedures and pancreatitis.