Dr. Homayoon is a Specialist Gastroenterologist with more than 11 years of experience in the fields of gastroenterology, hepatology, endoscopy, and colonoscopy, and more than 16 years of experience in the field of internal medicine. She has graduated from Shiraz University of Medical Sciences which is one of the best universities in Iran, and has one of the most equipped and advanced transplant centres in the world (Abu-Ali Sina Hospital). Dr. Homayoon has vast experience in treating patients with all types of gastrointestinal and hepatic disorders such as oesophageal motility disorders, all types of hepatitis, ulcerative colitis, Crohn’s disease, gastric and duodenal ulcers, constipation, H pylori infection, irritable bowel syndrome, fatty liver, cirrhosis, gastroesophageal reflux disorders, occult blood in stool, melena, fresh rectal bleeding, celiac disease, acute and chronic diarrhoea, food intolerance, flatulence, liver cysts, liver abscess, pancreatitis, and abdominal pain. She has expertise in upper gastrointestinal endoscopy, total colonoscopy, and liver elastography.
EXPERTISE:
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Dr. Homayoon is a Specialist Gastroenterologist with more than 11 years of experience in the fields of gastroenterology, hepatology, endoscopy, and colonoscopy, and more than 16 years of experience in the field of internal medicine. She has graduated from Shiraz University of Medical Sciences which is one of the best universities in Iran, and has one of the most equipped and advanced transplant centres in the world (Abu-Ali Sina Hospital). Dr. Homayoon has vast experience in treating patients with all types of gastrointestinal and hepatic disorders such as oesophageal motility disorders, all types of hepatitis, ulcerative colitis, Crohn’s disease, gastric and duodenal ulcers, constipation, H pylori infection, irritable bowel syndrome, fatty liver, cirrhosis, gastroesophageal reflux disorders, occult blood in stool, melena, fresh rectal bleeding, celiac disease, acute and chronic diarrhoea, food intolerance, flatulence, liver cysts, liver abscess, pancreatitis, and abdominal pain. She has expertise in upper gastrointestinal endoscopy, total colonoscopy, and liver elastography.
EXPERTISE:
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
Mostrar másUNIVERSITY
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
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.
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.
Gastroenterology
Pendik Medipol University Hospital
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
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
Mostrar másGastroenterology
Pendik Medipol University Hospital
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
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
Experience:
2022 -
Medipol Bahçelievler
2021 - 2022
MEDIPOL UNIVERSITY SEFAKÖY HOSPITAL
2018 - 2020
İSTİNYE UNIVERSITY FACULTY OF MEDICINE
2014 - 2020
TOKAT STATE HOSPITAL
2010 - 2010
BINGOL STATE HOSPITAL
Education:
2021
MEDIPOL UNIVERSITY, GASTROTEROLOGY
2018
İSTINYE UNIVERSITY, INTERNAL DISEASES USA
2014
ANKARA TRAINING AND RESEARCH HOSPITAL, GASTROENTEROLOGY
2010
FIRAT UNIVERSITY, FACULTY OF MEDICINE/INTERNAL MEDICAL SCIENCES DEPARTMENT/INTERNAL MEDICINE DEPARTMENT
2004
FIRAT UNIVERSITY, FACULTY OF MEDICINE
A. International Peer-Reviewed Journal Articles:
Title: Fatal fulminant hepatitis B after withdrawal of entecavir treatment in a patient with HBeAg seroconversion.
Title: Acute gastric obstruction resulting from gallstone-induced bezoar.
Title: Garlic-induced esophagitis.
Title: Association between Helicobacter pylori and liver-to-spleen ratio.
Title: Crohn's disease masked by median arcuate ligament syndrome.
Title: Telaprevir and anemia: What we learned from the first three patients.
Title: Magnesium and parathyroid hormone levels of patients using different proton pump inhibitors.
Title: Is topical pharyngeal anesthesia necessary in esophagogastroduodenoscopy in all unsedated patients?
Title: Inpatient Care Of Hepatitis C: Applying The Four Pillars Model To The Hospital Setting.
Title: "The "Bouveret's Syndrome" Case Resolved Without Necrotic Changes."
Title: Severe acute pancreatitis due to hypertriglyceridemia.
Title: Gallstone Ileus Caused by Cholecystoenteric Fistula Demonstrated on Computed Tomography.
Title: Intestinal Perforation Due to Ingested Chicken Bone Mimicking Crohn's Disease.
Title: Acute pancreatitis induced by hypertriglyceridemia: A case-based review.
Title: An Unusual Complication of Endoscopic Retrograde Cholangiopancreatography: Severe Acute Pancreatitis Leading to Death.
Title: A Rare Cause of Abdominal Pain: Mesenteric Panniculitis.
B. Contributions to Scientific Conferences:
Title: Suicidal poisonings in Turkey: demographic and clinical aspects.
Title: A Rare Cause of Gastrointestinal Bleeding: Aortoenteric Fistula.
Experience:
2022 -
Medipol Bahçelievler
2021 - 2022
MEDIPOL UNIVERSITY SEFAKÖY HOSPITAL
2018 - 2020
İSTİNYE UNIVERSITY FACULTY OF MEDICINE
2014 - 2020
TOKAT STATE HOSPITAL
2010 - 2010
BINGOL STATE HOSPITAL
Education:
2021
MEDIPOL UNIVERSITY, GASTROTEROLOGY
2018
İSTINYE UNIVERSITY, INTERNAL DISEASES USA
2014
ANKARA TRAINING AND RESEARCH HOSPITAL, GASTROENTEROLOGY
2010
FIRAT UNIVERSITY, FACULTY OF MEDICINE/INTERNAL MEDICAL SCIENCES DEPARTMENT/INTERNAL MEDICINE DEPARTMENT
2004
FIRAT UNIVERSITY, FACULTY OF MEDICINE
A. International Peer-Reviewed Journal Articles:
Title: Fatal fulminant hepatitis B after withdrawal of entecavir treatment in a patient with HBeAg seroconversion.
Title: Acute gastric obstruction resulting from gallstone-induced bezoar.
Title: Garlic-induced esophagitis.
Title: Association between Helicobacter pylori and liver-to-spleen ratio.
Title: Crohn's disease masked by median arcuate ligament syndrome.
Title: Telaprevir and anemia: What we learned from the first three patients.
Title: Magnesium and parathyroid hormone levels of patients using different proton pump inhibitors.
Title: Is topical pharyngeal anesthesia necessary in esophagogastroduodenoscopy in all unsedated patients?
Title: Inpatient Care Of Hepatitis C: Applying The Four Pillars Model To The Hospital Setting.
Title: "The "Bouveret's Syndrome" Case Resolved Without Necrotic Changes."
Title: Severe acute pancreatitis due to hypertriglyceridemia.
Title: Gallstone Ileus Caused by Cholecystoenteric Fistula Demonstrated on Computed Tomography.
Title: Intestinal Perforation Due to Ingested Chicken Bone Mimicking Crohn's Disease.
Title: Acute pancreatitis induced by hypertriglyceridemia: A case-based review.
Title: An Unusual Complication of Endoscopic Retrograde Cholangiopancreatography: Severe Acute Pancreatitis Leading to Death.
Title: A Rare Cause of Abdominal Pain: Mesenteric Panniculitis.
B. Contributions to Scientific Conferences:
Title: Suicidal poisonings in Turkey: demographic and clinical aspects.
Title: A Rare Cause of Gastrointestinal Bleeding: Aortoenteric Fistula.
Born in Trabzon in 1972, Dr. İzzettin Kahraman began his medical studies at Karadeniz Technical University Faculty of Medicine in 1989 and earned his Medical Doctor degree in 1995. Following two years as a general practitioner, he embarked on his specialization training in 1997. He completed his residency at Ankara Oncology Training and Research Hospital, becoming a General Surgery Specialist in 2002.
Dr. Kahraman worked as a General Surgery Specialist in public hospitals, including Trabzon Numune Hospital and Bakırköy Dr. Sadi Konuk Training and Research Hospital, for 13 years. From 2016 to 2018, he served as a Lecturer at University of Health Sciences. In 2019, he transitioned to the private sector, continuing his career in private hospitals.
Throughout his career, Dr. Kahraman has engaged in a wide range of training programs both in Turkey and abroad. In 2007, he earned a Surgical Endoscopy Certificate and furthered his expertise in laparoscopic hernia treatments in Hamburg, Germany, in 2008. He also completed a course on Nutrition Practices and Training at Ondokuz Mayis University and a specialized course in laparoscopic hernia repair in Istanbul in 2010.
In 2011, after completing the "Emergency Surgery" course in Istanbul organized by the European Society for Trauma and Emergency Surgery (ESTES), Dr. Kahraman received training in SILS (Single Incision Laparoscopic Surgery) Cholecystectomy at Gazi University in Ankara. Since then, he has specialized in advanced laparoscopic techniques, with a particular focus on endoscopy, gastric diseases, obesity, and metabolic surgery.
In 2021, Dr. Kahraman obtained certificates in Ozone Therapy and Mesotherapy from Medipol University.
Since 2023, he has been serving at Estexper Clinic, Istanbul.
Mostrar másBorn in Trabzon in 1972, Dr. İzzettin Kahraman began his medical studies at Karadeniz Technical University Faculty of Medicine in 1989 and earned his Medical Doctor degree in 1995. Following two years as a general practitioner, he embarked on his specialization training in 1997. He completed his residency at Ankara Oncology Training and Research Hospital, becoming a General Surgery Specialist in 2002.
Dr. Kahraman worked as a General Surgery Specialist in public hospitals, including Trabzon Numune Hospital and Bakırköy Dr. Sadi Konuk Training and Research Hospital, for 13 years. From 2016 to 2018, he served as a Lecturer at University of Health Sciences. In 2019, he transitioned to the private sector, continuing his career in private hospitals.
Throughout his career, Dr. Kahraman has engaged in a wide range of training programs both in Turkey and abroad. In 2007, he earned a Surgical Endoscopy Certificate and furthered his expertise in laparoscopic hernia treatments in Hamburg, Germany, in 2008. He also completed a course on Nutrition Practices and Training at Ondokuz Mayis University and a specialized course in laparoscopic hernia repair in Istanbul in 2010.
In 2011, after completing the "Emergency Surgery" course in Istanbul organized by the European Society for Trauma and Emergency Surgery (ESTES), Dr. Kahraman received training in SILS (Single Incision Laparoscopic Surgery) Cholecystectomy at Gazi University in Ankara. Since then, he has specialized in advanced laparoscopic techniques, with a particular focus on endoscopy, gastric diseases, obesity, and metabolic surgery.
In 2021, Dr. Kahraman obtained certificates in Ozone Therapy and Mesotherapy from Medipol University.
Since 2023, he has been serving at Estexper Clinic, Istanbul.
Education and Expertise Ankara University Faculty of Medicine – Medical Education Haydarpaşa Numune Training and Research Hospital - General Surgery Specialization Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Specialization MD Anderson Cancer Center, Surgical Oncology Unit, Houston, USA Texas University Memorial Herrman Hospital, Transplantation Center, Houston; USA Experience Haydarpaşa Numune Training and Research Hospital, General Surgery Assistant Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Minor Marmara University, Pendik Training and Research Hospital - Specialist Doctor Marmara University Faculty of Medicine – Associate Professor Professional Memberships Turkish Surgical Association Association of Gastroenterology Surgery Turkish Bariatric Surgery Association Bariatric and Metabolic Surgery AssociationINTERNATIONAL PUBLICATIONS Ozkan E, Yardimci S, Dulundu E, Topaloğlu U, Sehirli O, Ercan F, Velioğlu-Oğünç A, Sener G. Protective potential of montelukast against hepatic ischemia/reperfusion injury in rats. J Surg Res. 2010 Mar;159(1):588-94. Ibrahim Koral Onal, Gurel Nessar, Samet Yardimci, Nesrin Turhan, Mevlut Kurt, Aysel Ulker. RecentOnset Ulcerative Colitis Complicated By Colon Ischemia In An Elderly Patient. Journal of the American Geriatrics Society Volume 58, Issue7, p1417-1418, July 2010 Yardimci S, Ulas M, Surmelioglu A, Bostanci E B Splenic recurrence of liver hydatid cyst and spleen preserving therapy Singapore Med J 2011; 52(11): e223 Samet Destek Letter to the Editor: Author's Reply: Recurrent Splenic Hydatid Cyst.. Singapore Med J 2012;53(2): 150 Yardimci S, Bostanci EB, Ozer I, Dalgiç T, Surmelioglu A, Aydog G, Akoglu M. Sildenafil Accelerates Liver Regeneration After Partial Hepatectomy in Rats. Transplan Proc. 2012 Jul-Aug; 44(6): 1747-50 Yıldız MK, Ozkan E, Odabaşı HM, Eriş C, Günay E, Abuoğlu HH, Kaya B, Yardımcı S, Müftüoglu MT, Topaloglu U. Analysis of 120 patients with abdominal stab wound focusing on diagnostic role of fast. Int J Clin Exp Med. 2014 May 15;7(5):1386-90. Yardimci S, Uprak TK, Kombak FE, Kaya H, Yegen SC. Ruptured gastric stromal tumor into gastric lumen with an abscess. ANZ J Surg. 2014 Sep;84(9):687-9. Velioglu A, Aksu B, Asicioglu E, Arıkan H, Tinay I, Yardimci S, Yegen C, Tuglular S, Ozener C. Association of BK Virus Titers With Lymphocyte Count in Renal Transplant Patients. TransplantProc. 2015 Jun;47(5):1421-4. Yardimci S, Kara YB, Tuney D, Attaallah W, Ugurlu MU, Dulundu E, Yegen ŞC. A Simple Method to Evaluate Whether Pancreas Texture Can Be Used to Predict Pancreatic Fistula Risk After Pancreatoduodenectomy. J Gastrointest Surg. 2015 Sep;19(9):1625-31. doi: 10.1007/s11605-015- 2855-7. Epub 2015 May 16. Samet Yardimci, Mustafa Ümit Uğurlu, Mümin Coşkun, Wafi Attaallah, Şevket Cumhur Yeğen, Neutrophil - Lymphocyte Ratio and Mean Platelet Volume Can Be a Predictor for the Severity of Acute Appendicitis. National Journal of Trauma and Emergency Surgery. 2016 Mar;22(2):163-8. doi: 10.5505/tjtes.2015.89346. Dulundu E, Attaallah W, Tilki M, Yegen C, Coskun S, Coskun M, Erdim A, Tanrikulu E, Yardimci S, Gunal O. Simultaneous resection for colorectal cancer
Mostrar másEducation and Expertise Ankara University Faculty of Medicine – Medical Education Haydarpaşa Numune Training and Research Hospital - General Surgery Specialization Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Specialization MD Anderson Cancer Center, Surgical Oncology Unit, Houston, USA Texas University Memorial Herrman Hospital, Transplantation Center, Houston; USA Experience Haydarpaşa Numune Training and Research Hospital, General Surgery Assistant Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Minor Marmara University, Pendik Training and Research Hospital - Specialist Doctor Marmara University Faculty of Medicine – Associate Professor Professional Memberships Turkish Surgical Association Association of Gastroenterology Surgery Turkish Bariatric Surgery Association Bariatric and Metabolic Surgery AssociationINTERNATIONAL PUBLICATIONS Ozkan E, Yardimci S, Dulundu E, Topaloğlu U, Sehirli O, Ercan F, Velioğlu-Oğünç A, Sener G. Protective potential of montelukast against hepatic ischemia/reperfusion injury in rats. J Surg Res. 2010 Mar;159(1):588-94. Ibrahim Koral Onal, Gurel Nessar, Samet Yardimci, Nesrin Turhan, Mevlut Kurt, Aysel Ulker. RecentOnset Ulcerative Colitis Complicated By Colon Ischemia In An Elderly Patient. Journal of the American Geriatrics Society Volume 58, Issue7, p1417-1418, July 2010 Yardimci S, Ulas M, Surmelioglu A, Bostanci E B Splenic recurrence of liver hydatid cyst and spleen preserving therapy Singapore Med J 2011; 52(11): e223 Samet Destek Letter to the Editor: Author's Reply: Recurrent Splenic Hydatid Cyst.. Singapore Med J 2012;53(2): 150 Yardimci S, Bostanci EB, Ozer I, Dalgiç T, Surmelioglu A, Aydog G, Akoglu M. Sildenafil Accelerates Liver Regeneration After Partial Hepatectomy in Rats. Transplan Proc. 2012 Jul-Aug; 44(6): 1747-50 Yıldız MK, Ozkan E, Odabaşı HM, Eriş C, Günay E, Abuoğlu HH, Kaya B, Yardımcı S, Müftüoglu MT, Topaloglu U. Analysis of 120 patients with abdominal stab wound focusing on diagnostic role of fast. Int J Clin Exp Med. 2014 May 15;7(5):1386-90. Yardimci S, Uprak TK, Kombak FE, Kaya H, Yegen SC. Ruptured gastric stromal tumor into gastric lumen with an abscess. ANZ J Surg. 2014 Sep;84(9):687-9. Velioglu A, Aksu B, Asicioglu E, Arıkan H, Tinay I, Yardimci S, Yegen C, Tuglular S, Ozener C. Association of BK Virus Titers With Lymphocyte Count in Renal Transplant Patients. TransplantProc. 2015 Jun;47(5):1421-4. Yardimci S, Kara YB, Tuney D, Attaallah W, Ugurlu MU, Dulundu E, Yegen ŞC. A Simple Method to Evaluate Whether Pancreas Texture Can Be Used to Predict Pancreatic Fistula Risk After Pancreatoduodenectomy. J Gastrointest Surg. 2015 Sep;19(9):1625-31. doi: 10.1007/s11605-015- 2855-7. Epub 2015 May 16. Samet Yardimci, Mustafa Ümit Uğurlu, Mümin Coşkun, Wafi Attaallah, Şevket Cumhur Yeğen, Neutrophil - Lymphocyte Ratio and Mean Platelet Volume Can Be a Predictor for the Severity of Acute Appendicitis. National Journal of Trauma and Emergency Surgery. 2016 Mar;22(2):163-8. doi: 10.5505/tjtes.2015.89346. Dulundu E, Attaallah W, Tilki M, Yegen C, Coskun S, Coskun M, Erdim A, Tanrikulu E, Yardimci S, Gunal O. Simultaneous resection for colorectal cancer
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Eğitim:
Uzmanlık Eğitimi ve Deneyim:
Akademik Kariyer:
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
Mostrar másMedical 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
Diabetes (Sugar)
Thyroid
Hypertension
cholesterol
stomach diseases
intestinal diseases
osteoporosis
Experience
Azerbaijan Gusar Central Hospital
Vreden Russian Research Institute of Traumatology and Orthopedics
Azerbaijan Göranboy, First Lieutenant Doctor
Hospital Park Darıca Hospital
BAH
Education
Azerbaijan Medical Faculty (2015)
Kocaeli Derince Training and Research Hospital (2016-2020)
Vocational Trainings, Courses and Conferences Attended
Internal Medicine Congress
Gastro Academy
Mostrar másSpecializations
Diabetes (Sugar)
Thyroid
Hypertension
cholesterol
stomach diseases
intestinal diseases
osteoporosis
Experience
Azerbaijan Gusar Central Hospital
Vreden Russian Research Institute of Traumatology and Orthopedics
Azerbaijan Göranboy, First Lieutenant Doctor
Hospital Park Darıca Hospital
BAH
Education
Azerbaijan Medical Faculty (2015)
Kocaeli Derince Training and Research Hospital (2016-2020)
Vocational Trainings, Courses and Conferences Attended
Internal Medicine Congress
Gastro Academy
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
Mostrar más
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