Best gastroenterologists in Istanbul: TOP 95 doctors

Procedures Performed

• Laparoscopic and Open Malignant Stomach Operations
• Small Intestine Operations
• Large Intestine Operations
• Rectal Disease Operations
• Laparoscopic and Open Benign Stomach Procedures
• Laparoscopic and Open Hernia Repair Operations
• Laparoscopic and Open Appendectomy Operations
• Laparoscopic and Open Cholecystectomy Operations
• Laparoscopic and Open Splenectomy Operations
• Laparoscopic and Open Anti-Reflux Procedures
• Laparoscopic and Open Endocrinology Procedures
• Sleeve Gastrectomy and Gastric Bypass Surgeries
• Oncoplastic Benign and Malignant Breast Surgeries
• Thyroid Surgery for Benign and Malignant Diseases
• Perianal Region Procedures (fissure, fistula, pilonidal sinus)
• Placement and Removal of Gastric Balloons
• Endoscopic and Surgical Placement of Feeding Tubes in the Stomach
• Gastroscopy and Colonoscopy Procedures
• Liver Surgery

Diseases Treated

• Obesity Disorders
• Benign Thyroid Diseases and Tumors
• Benign Diseases and Tumors of the Esophagus
• Benign Diseases and Tumors of the Breast
• Benign Stomach Diseases (Reflux Disease) and Tumors
• Benign Diseases (Meckel and other diverticula) and Tumors of the Small Intestine
• Benign Diseases (diverticula) and Tumors of the Large Intestine
• Benign Diseases and Tumors of the Rectum
• Perianal Region Diseases (fissure, fistula, hemorrhoids, abscess, pilonidal sinus)
• Benign Liver Diseases and Tumors

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

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

Medical Interests

• Endoscopic treatment of early stage esophagus,

stomach and colorectal tumors

• Endoscopic obesity treatments (Gastric balloon

and stomach botox applications)

• ERCP

• Gastroesophageal reflux disease (GERD)

• Chronic liver diseases and viral hepatitis

• Inflammatory Bowel Diseases (Crohn's disease

and Ulcerative colitis)

• Esophageal motility disorders (Esophageal

Manometry , esophageal pH probe testing)

• Endoscopic ultrasonography

Education

• Istanbul University, Faculty of Medicine -2000

• Zonguldak Karaelmas University Faculty of Medicine, Department of Internal

Medicine-2005

• Ankara Training and Research Hospital Gastroenterology Clinic- 2012

• Johns Hopkins University, USA- Bariatric Endoscopy / Advanced Endoscopy

Center- 2018

• Hallym University, South Korea- Advanced Endoscopy Center-2019