• Surgical treatment: laparoscopic operations to remove all types of hernias (inguinal hernias, femoral hernias, umbilical hernias, postoperative ventral hernias, esophageal opening of the diaphragm and other types of abdominal wall hernias).
• Treatment of gallstone disease, removal of the gallbladder (cholecystectomy), stones in the ducts.
• Operative treatment for acute conditions (acute appendicitis, acute cholecystitis, perforating ulcer, perforation of a diverticulum, intestinal obstruction, purulent-septic diseases), all conditions of "acute abdomen".
• Treatment of oncological diseases of the stomach, intestines and other organs of the abdominal cavity and retroperitoneal space.
• Treatment of varicose veins of the legs.
• Operative treatment of obesity (bariatric surgery) and metabolic dysfunction.
• Colitis, hemorrhoids, anal itching, fissures, constipation and diarrhea, anal sphincter weakness, anal sphincter incontinence due to rupture of the perineum after childbirth.
• Abdominal injuries.
• Perianal condylomas.
• Polypos.
• Proctitis, paraproctitis and others.
Read more• Surgical treatment: laparoscopic operations to remove all types of hernias (inguinal hernias, femoral hernias, umbilical hernias, postoperative ventral hernias, esophageal opening of the diaphragm and other types of abdominal wall hernias).
• Treatment of gallstone disease, removal of the gallbladder (cholecystectomy), stones in the ducts.
• Operative treatment for acute conditions (acute appendicitis, acute cholecystitis, perforating ulcer, perforation of a diverticulum, intestinal obstruction, purulent-septic diseases), all conditions of "acute abdomen".
• Treatment of oncological diseases of the stomach, intestines and other organs of the abdominal cavity and retroperitoneal space.
• Treatment of varicose veins of the legs.
• Operative treatment of obesity (bariatric surgery) and metabolic dysfunction.
• Colitis, hemorrhoids, anal itching, fissures, constipation and diarrhea, anal sphincter weakness, anal sphincter incontinence due to rupture of the perineum after childbirth.
• Abdominal injuries.
• Perianal condylomas.
• Polypos.
• Proctitis, paraproctitis and others.
Doctor's visit | price on request |
Bladder removal | $1500 - $2000 |
Prostatectomy | $4217 - $4325 |
Stomach resection | $1500 |
Professor Prager is an outstanding surgeon in the field of bariatrics and is involved in research, education, and advanced training. He is Chairman of the Scientific Advisory Board for Bariatric Surgery at IFSO, and has performed more than 3,000 bariatric operations using various methods. He has a professional network of endocrinologists, psychologists, therapists, nutritionists, sports therapists, pediatricians and teenage psychologists to provide comprehensive treatment for his patients.
Read moreProfessor Prager is an outstanding surgeon in the field of bariatrics and is involved in research, education, and advanced training. He is Chairman of the Scientific Advisory Board for Bariatric Surgery at IFSO, and has performed more than 3,000 bariatric operations using various methods. He has a professional network of endocrinologists, psychologists, therapists, nutritionists, sports therapists, pediatricians and teenage psychologists to provide comprehensive treatment for his patients.
Professor Schindl is a senior consultant in the clinical department of general and abdominal surgery at the University Hospital of Surgery at the Vienna General Hospital and specializes in surgeries of the pancreas, liver, gallbladder and biliary system, as well as internal organs, tissue breaks, hemorrhoids, obesity, septic surgery, endoscopy and gastrointestinal mirrors. He is also involved in surgical cancer therapy.
Read moreProfessor Schindl is a senior consultant in the clinical department of general and abdominal surgery at the University Hospital of Surgery at the Vienna General Hospital and specializes in surgeries of the pancreas, liver, gallbladder and biliary system, as well as internal organs, tissue breaks, hemorrhoids, obesity, septic surgery, endoscopy and gastrointestinal mirrors. He is also involved in surgical cancer therapy.
Dr. Oren Shibolet is a highly experienced gastroenterologist and hematologist with over 50 years of practice. He is a leading expert in liver conditions and treatments, having served as the Head of the Liver Unit at Sourasky (Ichilov) Medical Center. He has a degree in general medicine from the Hebrew University, a specialty in gastroenterology from the Hebrew University Hadassah Medical School, and is a member of multiple medical organizations. He is also an author of over 60 publications and 100 conference reports.
Read moreDr. Oren Shibolet is a highly experienced gastroenterologist and hematologist with over 50 years of practice. He is a leading expert in liver conditions and treatments, having served as the Head of the Liver Unit at Sourasky (Ichilov) Medical Center. He has a degree in general medicine from the Hebrew University, a specialty in gastroenterology from the Hebrew University Hadassah Medical School, and is a member of multiple medical organizations. He is also an author of over 60 publications and 100 conference reports.
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.
Read moreProf. 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.
Gastroenterologist
Read moreGastroenterologist
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
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
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
Read moreUNIVERSITY
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
Education
MD; Hacettepe University Faculty of Medicine (2001)
Residencies
Internal Medicine; Ministry of Health Ankara Diskapi Education and Research Hospital (2009)
Pathology; Gazi University Faculty of Medicine (2004)
Fellowships
Gastroenterology and Hepatology; Necmettin Erbakan University Faculty of Medicine (2013)
Experiences
Demiroglu Bilim University Faculty of Medicine, Department of Gastroenterology and Hepatology
Istanbul Florence Nightingale Hospital (2019- currently)
Alanya Alaaddin Keykubat University Faculty of Medicine, Department of Gastroenterology and Hepatology (2017-2019)
Bundang CHA Hospital, Seoul, Korea (2018)
Konya Education and Research Hospital, Department of Gastroenterology (2014-2017)
Certificates
Advanced Endoscopy Certificate, Bundang CHA Hospital, Seoul, Korea, 2018
Bariatric Endoscopy Certificate, Bariatric Endoscopy Global course, Sao Paulo, Brazil, 2020
Awards
2019 Rising Star, 10th Digestive Disease and Endoscopy Symposium
Memberships
Turkish Society of Internal Medicine
Turkish Society of Gastroenterology
ERCP Study Group at Turkish Society of Gastroenterology
European Society of Gastrointestinal Endoscopy
Women in Endoscopy, American Society of Gastrointestinal Endoscopy
Read moreEducation
MD; Hacettepe University Faculty of Medicine (2001)
Residencies
Internal Medicine; Ministry of Health Ankara Diskapi Education and Research Hospital (2009)
Pathology; Gazi University Faculty of Medicine (2004)
Fellowships
Gastroenterology and Hepatology; Necmettin Erbakan University Faculty of Medicine (2013)
Experiences
Demiroglu Bilim University Faculty of Medicine, Department of Gastroenterology and Hepatology
Istanbul Florence Nightingale Hospital (2019- currently)
Alanya Alaaddin Keykubat University Faculty of Medicine, Department of Gastroenterology and Hepatology (2017-2019)
Bundang CHA Hospital, Seoul, Korea (2018)
Konya Education and Research Hospital, Department of Gastroenterology (2014-2017)
Certificates
Advanced Endoscopy Certificate, Bundang CHA Hospital, Seoul, Korea, 2018
Bariatric Endoscopy Certificate, Bariatric Endoscopy Global course, Sao Paulo, Brazil, 2020
Awards
2019 Rising Star, 10th Digestive Disease and Endoscopy Symposium
Memberships
Turkish Society of Internal Medicine
Turkish Society of Gastroenterology
ERCP Study Group at Turkish Society of Gastroenterology
European Society of Gastrointestinal Endoscopy
Women in Endoscopy, American Society of Gastrointestinal Endoscopy
Education:
Roles in Projects:
Sub investigator (Assistant Researcher) in the SOUL Study: Cardiovascular Outcome Research of Semaglutide in Type 2 Diabetic Patients, approved by the Turkish Medicines and Medical Devices Agency on May 22, 2019.
Sub investigator (Assistant Researcher) in the international study “SCALE™ ”: Efficacy and Safety of Liraglutide 3.0 mg in Overweight or Obese Patients with Type 2 Diabetes Treated with Basal (Study Code: NN8022-4272), conducted by Novo Nordisk A.Ş.
Subinvestigator (Assistant Researcher) in the international study NN5401-4266 StepByStep Intensification conducted by Novo Nordisk.
Assistant Researcher in the study "A Research Study to Compare Semaglutide to Aspart, When Taken Together With Metformin and Glargine, in People With Type 2 Diabetes (SUSTAIN 11)" (2019-2020).
Assistant Researcher in the PIONEER 1 study: Randomized Clinical Trial of the Efficacy and Safety of Oral Semaglutide Monotherapy in Comparison With Placebo in Patients With Type 2 Diabetes.
Read moreEducation:
Roles in Projects:
Sub investigator (Assistant Researcher) in the SOUL Study: Cardiovascular Outcome Research of Semaglutide in Type 2 Diabetic Patients, approved by the Turkish Medicines and Medical Devices Agency on May 22, 2019.
Sub investigator (Assistant Researcher) in the international study “SCALE™ ”: Efficacy and Safety of Liraglutide 3.0 mg in Overweight or Obese Patients with Type 2 Diabetes Treated with Basal (Study Code: NN8022-4272), conducted by Novo Nordisk A.Ş.
Subinvestigator (Assistant Researcher) in the international study NN5401-4266 StepByStep Intensification conducted by Novo Nordisk.
Assistant Researcher in the study "A Research Study to Compare Semaglutide to Aspart, When Taken Together With Metformin and Glargine, in People With Type 2 Diabetes (SUSTAIN 11)" (2019-2020).
Assistant Researcher in the PIONEER 1 study: Randomized Clinical Trial of the Efficacy and Safety of Oral Semaglutide Monotherapy in Comparison With Placebo in Patients With Type 2 Diabetes.
Education
Career
Education
Career
Doctor's visit | price on request |
Rectal resection | $19816.48 |
Chemotherapy for lung cancer | $1042.97 |
Stomach cancer surgery | $23988.37 |
Doctor's visit | price on request |
Rectal resection | $19816.48 |
Chemotherapy for lung cancer | $1042.97 |
Stomach cancer surgery | $23988.37 |
INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST
Graduation (M.D. From)
Bachelor of Medicine, Faculty of Medicine, Chiang Mai University
Certificates
Diploma in Internal Medicine, Faculty of Medicine, Chulalongkorn Memorial Hospital, Thai Red Cross Society
Diploma of Internal Medicine in Gastroenterology and Hepatology, Faculty of Medicine, Ramathibodi Hospital, Mahidol University
Current Positions
INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST AT INTRARAT HOSPITAL
Read more
INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST
Graduation (M.D. From)
Bachelor of Medicine, Faculty of Medicine, Chiang Mai University
Certificates
Diploma in Internal Medicine, Faculty of Medicine, Chulalongkorn Memorial Hospital, Thai Red Cross Society
Diploma of Internal Medicine in Gastroenterology and Hepatology, Faculty of Medicine, Ramathibodi Hospital, Mahidol University
Current Positions
INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST AT INTRARAT HOSPITAL
Doctor's visit | price on request |
Hormone therapy | $450 |
Doctor's visit | price on request |
Rectal resection | $19816.48 |
Chemotherapy for lung cancer | $1042.97 |
Stomach cancer surgery | $23988.37 |
Gastroenterology
Pendik Medipol University Hospital
1999 Karadeniz Technical University, Gastroenterology
1997 Atatürk University, Internal Diseases Professorship
1992 Atatürk University, Internal Diseases Associated Professorship
1985 Atatürk University, Internal Diseases Specialist
1981 Atatürk University Faculty of Medicine
1- Nihat Okçu Gülçin Polat, Arif Yılmaz, Mehmet Koruk, The demographic features of gastric cancers in Erzurum(Eurasian J Med 2000; 32: 63-65)
2- An Evaluation of Upper Gastrointestinal Bleeding Cases. Clinical Sciences-Doctor.2000, - E.akarsu,N.Okçu,et Ark.Northeast Anatolia 6:4:435-438
3-N.Okçu, A.yılmaz. İ.kiki,MDonuk, C.gündoğdu, H.uzunismail. Our Diagnostic Upper Gastrointestinal Endoscopy Results. Atatürk University Medical Journal 1997,29 (2):486
4-N. Okçu, M.gündoğdu, MD onuk, İ.kiki, l.cerrahoğlu, k.yılmaz, I. çapoğlu. The Role of Misoprostol in Preventing Gastroduodenal Lesions in Patients Using Nonsteroidal Anti-Inflammatory Drugs (NSAIDs). Atatürk University Medical Journal 1997,29 (2):453-455.
5-N.Okçu, A. Öz, MD Onuk, E.Akarsu, B. Tekin, Hz Tonbul, H.Kaya. Plasma Fibronectin Levels in Chronic Active Hepatitis and Decoction of Liver Parenchymal Insufficiency and Their Relationship with Liver Functional Status. Turkish J. Gastroenterol 1995;27(4): 422-426.
6-N.Okçu, Tahir Buran, MD Onuk, A. Yılmaz, E.Akarsu, G. Akçay. Prevalence of Helicobacter Pylori in Patients with Duodenal Ulcer in Erzurum and Surrounding Area. Turkish J. Gastroenterol 1995;27(4): 447-450.
7-N.Okçu, bs awake, e. akarsu, e. bakan, z. tonbul. Importance of Carbohydrate Antigens (CA-19-9, CA-125), Carcinoembryonic Antigen (CEA) and Alkaline Phosphatase in Gastric and Colorectal Cancers. Turkish J. Gastroenterol 1995;6:467-471.
8-N. Okçu, MD Onuk, E. Akarsu, H. Doğan, C. Gündoğdu. Major Risk Factors in Patients with Hepatocellular Carcinoma in Our Region. Gastroenterology 1994;5(2):154-157
9-N.Okçu, md. Onuk, e. akarsu, h. doğan, c.gündoğdu, tahir buran. Frequency of gastric carcinoma in Erzurum region, endoscopic and histological features. Gastroenterology 1994;5(2):263-267.
10-N. Okçu, MD Onuk, Tahir Buran, E. Akarsu, MA Çiftçioğlu. Frequency of Helicobacter Pylori in Nonspecific Gastritis Cases in Erzurum Province. Gastroenterology 1994;5(2):211-213.
11-N.Okçu, MD Onuk, Ö. Ünal, E. Akarsu, L. İncesu, K. Akgöz. Diagnostic Value of Ultrasound-Guided Fine Needle Aspiration Biopsy in Intra-Abdominal Mass Lesions. Gastroenterology 1993;4(1):166-68.
12-NOkçu, md. onuk, m. polat, a. yılmaz, m. gündoğdu, m. paç. Budd-Chiari Syndrome (2 Cases). Turkish J Gastroenterhepatol 1993; 4(1):77-80.
13-N.Okçu, H. Koçak, MD 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 Natriuretic Peptide (ANP) Levels. Vascular Surgery 1993; 27(2): 128-132
15-N.Okçu, MD Onuk, A.Yılmaz, M. Gündoğdu, T. Buran. Effects of Omeprozole and Ranitidine on Peptic Ulcer Healing. Doğa-Tr.J. of Medical Sciences 1992;16:657-658.
16-N. Okçu, Mr. Yiğitoğlu, B. Adam, E. Bakan. The Effect of Digixin on Plasma Atrial Natriuretic Peptic Level in Patients with Congestive Heart Failure. S.Ü. Medical Faculty Journal 1991;7(2):243-247..
17-N.Okçu, A. Yılmaz. The Effect of Histamine H2 -Receptor Antagonists in Upper Gastrointestinal System Bleeding. Endoscopy Journal 1991;2(4):17-23.
18-N.Okçu, E. Bakan, B. Adam, A. Yılmaz, Mr. Yiğitoğlu. Sex Hormones and Sex Hormone Binding Globulin Levels in Patients with Chronic Hepatitis and Liver Cirrhosis (Letter to the Editor). Nature-Tr. J. Of Medical Sciences 1991;15:1-2.
19-N.Okcu Ömer Yılmaz.Helıcobacter pylori and related gastrointestinal system diseases. Turkish Clinics JMed Sci. 2013;33(3):806-13
20-Nihat Okçu, Ömer Yılmaz, Hakan Dursun, Gülçin Polat. The relationship between dyspeptic symptoms, nutritional habits, endoscopic and histological findings (Eurasian J Med 2006; 38: 13-17)
21-Mehmet Bilici,1Nihat Okcu,1Kerim Cayir,1Ibrahim Pirim,2Salim B. Tekin,1andCemal Gundogdu3 - Distribution 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 Sari,Nihat Okcu,Abdulhalim Baki. The effect of fish oil on stress ulcer prophylaxis GastroenterologyVolume 118, Issue 4, Part 2, PageA1255
Read moreGastroenterology
Pendik Medipol University Hospital
1999 Karadeniz Technical University, Gastroenterology
1997 Atatürk University, Internal Diseases Professorship
1992 Atatürk University, Internal Diseases Associated Professorship
1985 Atatürk University, Internal Diseases Specialist
1981 Atatürk University Faculty of Medicine
1- Nihat Okçu Gülçin Polat, Arif Yılmaz, Mehmet Koruk, The demographic features of gastric cancers in Erzurum(Eurasian J Med 2000; 32: 63-65)
2- An Evaluation of Upper Gastrointestinal Bleeding Cases. Clinical Sciences-Doctor.2000, - E.akarsu,N.Okçu,et Ark.Northeast Anatolia 6:4:435-438
3-N.Okçu, A.yılmaz. İ.kiki,MDonuk, C.gündoğdu, H.uzunismail. Our Diagnostic Upper Gastrointestinal Endoscopy Results. Atatürk University Medical Journal 1997,29 (2):486
4-N. Okçu, M.gündoğdu, MD onuk, İ.kiki, l.cerrahoğlu, k.yılmaz, I. çapoğlu. The Role of Misoprostol in Preventing Gastroduodenal Lesions in Patients Using Nonsteroidal Anti-Inflammatory Drugs (NSAIDs). Atatürk University Medical Journal 1997,29 (2):453-455.
5-N.Okçu, A. Öz, MD Onuk, E.Akarsu, B. Tekin, Hz Tonbul, H.Kaya. Plasma Fibronectin Levels in Chronic Active Hepatitis and Decoction of Liver Parenchymal Insufficiency and Their Relationship with Liver Functional Status. Turkish J. Gastroenterol 1995;27(4): 422-426.
6-N.Okçu, Tahir Buran, MD Onuk, A. Yılmaz, E.Akarsu, G. Akçay. Prevalence of Helicobacter Pylori in Patients with Duodenal Ulcer in Erzurum and Surrounding Area. Turkish J. Gastroenterol 1995;27(4): 447-450.
7-N.Okçu, bs awake, e. akarsu, e. bakan, z. tonbul. Importance of Carbohydrate Antigens (CA-19-9, CA-125), Carcinoembryonic Antigen (CEA) and Alkaline Phosphatase in Gastric and Colorectal Cancers. Turkish J. Gastroenterol 1995;6:467-471.
8-N. Okçu, MD Onuk, E. Akarsu, H. Doğan, C. Gündoğdu. Major Risk Factors in Patients with Hepatocellular Carcinoma in Our Region. Gastroenterology 1994;5(2):154-157
9-N.Okçu, md. Onuk, e. akarsu, h. doğan, c.gündoğdu, tahir buran. Frequency of gastric carcinoma in Erzurum region, endoscopic and histological features. Gastroenterology 1994;5(2):263-267.
10-N. Okçu, MD Onuk, Tahir Buran, E. Akarsu, MA Çiftçioğlu. Frequency of Helicobacter Pylori in Nonspecific Gastritis Cases in Erzurum Province. Gastroenterology 1994;5(2):211-213.
11-N.Okçu, MD Onuk, Ö. Ünal, E. Akarsu, L. İncesu, K. Akgöz. Diagnostic Value of Ultrasound-Guided Fine Needle Aspiration Biopsy in Intra-Abdominal Mass Lesions. Gastroenterology 1993;4(1):166-68.
12-NOkçu, md. onuk, m. polat, a. yılmaz, m. gündoğdu, m. paç. Budd-Chiari Syndrome (2 Cases). Turkish J Gastroenterhepatol 1993; 4(1):77-80.
13-N.Okçu, H. Koçak, MD 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 Natriuretic Peptide (ANP) Levels. Vascular Surgery 1993; 27(2): 128-132
15-N.Okçu, MD Onuk, A.Yılmaz, M. Gündoğdu, T. Buran. Effects of Omeprozole and Ranitidine on Peptic Ulcer Healing. Doğa-Tr.J. of Medical Sciences 1992;16:657-658.
16-N. Okçu, Mr. Yiğitoğlu, B. Adam, E. Bakan. The Effect of Digixin on Plasma Atrial Natriuretic Peptic Level in Patients with Congestive Heart Failure. S.Ü. Medical Faculty Journal 1991;7(2):243-247..
17-N.Okçu, A. Yılmaz. The Effect of Histamine H2 -Receptor Antagonists in Upper Gastrointestinal System Bleeding. Endoscopy Journal 1991;2(4):17-23.
18-N.Okçu, E. Bakan, B. Adam, A. Yılmaz, Mr. Yiğitoğlu. Sex Hormones and Sex Hormone Binding Globulin Levels in Patients with Chronic Hepatitis and Liver Cirrhosis (Letter to the Editor). Nature-Tr. J. Of Medical Sciences 1991;15:1-2.
19-N.Okcu Ömer Yılmaz.Helıcobacter pylori and related gastrointestinal system diseases. Turkish Clinics JMed Sci. 2013;33(3):806-13
20-Nihat Okçu, Ömer Yılmaz, Hakan Dursun, Gülçin Polat. The relationship between dyspeptic symptoms, nutritional habits, endoscopic and histological findings (Eurasian J Med 2006; 38: 13-17)
21-Mehmet Bilici,1Nihat Okcu,1Kerim Cayir,1Ibrahim Pirim,2Salim B. Tekin,1andCemal Gundogdu3 - Distribution 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 Sari,Nihat Okcu,Abdulhalim Baki. The effect of fish oil on stress ulcer prophylaxis GastroenterologyVolume 118, Issue 4, Part 2, PageA1255