Education

• Graduation: Faculty of Medicine, Istanbul University, 1994
• Specialization: Internal Medicine, SBU Haseki Hospital, 1998
• Specialization: Gastroenterology, SBU Sisli Etfal Hospital, 2007
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Experience

• Associate Professorship SBÜ Ümraniye EAH, 2012
• Professorship SBÜ Ümraniye EAH, 2017
• Professorship Biruni University, 2023
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Scientific Memberships

• Turkish Gastroenterology Association
• Turkish Liver Association
• Inflammatory Bowel Diseases Association
• HEBIPA (Hepatitis Infections Union and Prophylaxis Association)
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Awards

• "National Scholar Award" in 2011 UEGW Stockholm for his study titled "Levofloxacin Based Sequential and Triple Therapy Compared with Standard Plus Probiotic Combination for Helicobacter Pylori Eradication".
• "Microscopic Colitis and Focal Active Colitis Coexistence in Patients with Irritable Bowel Syndrome" 3rd prize in the Poster Paper category at the 23rd National Gastroenterology Week 2006.
• "Investigation of Damage Pathways in Liver Tissue in Chronic Hepatitis B: A Comparative Proteomic Study" in the 26th issue of Turkish J. Gastroenterol in 2015.
• "Investigations of the EGF and its receptor EGFR gene variants in ulcerative colitis", 3rd prize in the Oral Presentation category at the XVth Eurasian Congress of Gastroenterology and Surgery 2016.
• 1st prize in the Oral Presentation category at the XVIth National Hepatitis Congress in 2023 with the study titled "Prospective evaluation of four-year follow-up results of Hepatitis C patients in AMATEM follow-up".

Medical Intrests

• EUS
• ERCP
• Cholangioscopy
• POEM
• Stomach Balloon
• ESD
• Colonoscopy
• Polypectomy
• Inflammatory bowel diseases
• Liver Cirrhosis
• Gastroesophagial Reflux Disease,
• Functional Diseases
• IBS
• Dyspepsia
• Motility
• Manometry
•  

Dr. Sefanur Dalarslan Karakaya is a physician who specializes in functional and holistic medicine. She focuses on medical nutrition, autoimmune diseases, lifestyle medicine, and preventive care. She also has experience with intestinal permeability, liver diseases, obesity treatment, longevity, and skin diseases.

She holds several certificates, including Family Medicine, Functional Medicine (5 modules, 2021-2024), Medical Nutrition Counselling, Homeopathy, and Phytotherapy. Dr. Karakaya has completed advanced training in holistic nutrition therapies and diabetes management using phytotherapy.

Dr. Karakaya has over 25 years of clinical experience. She has worked in family medicine, emergency medicine, and obesity medicine at various medical centers in Istanbul and Sivas.

Prof. Dr. Ali Ferruh Akay is a board-certified urologist with more than 30 years of medical experience. He has specialized in urology for over 25 years. He currently serves as Professor of Urology at Başkent University Istanbul Hospital.

Dr. Akay earned his medical degree from Dokuz Eylul University. He completed his urology residency at Dicle University Faculty of Medicine. In 2005, he received advanced training in Endourology and Laparoscopic Surgery at the University of Rochester in the USA.

He has worked at several leading institutions. These include Dicle University, Istanbul Training and Research Hospital, Memorial Diyarbakır Hospital, Veni Vidi Hospital, and Başkent University Istanbul Hospital.

Dr. Akay’s expertise includes uro-oncology, endourology, minimally invasive procedures, stone surgeries, male infertility, erectile dysfunction, and BPH. He has published over 100 scientific articles and is an active member of the European Association of Urology (EAU).

Prof. Dr. Ali İnal is a physician with over 25 years of experience. He specializes in Clinical Microbiology, Infectious Diseases, Immunology, and Allergy. He works as a Professor in the Department of Immunology and Allergy at Başkent University Istanbul Hospital.

Dr. İnal completed his training in Clinical Microbiology and Infectious Diseases. He also finished a fellowship in Clinical Immunology and Allergy. He has managed Immunology and Tissue Typing Laboratories for more than 20 years. He has played a key role in improving transplant immunology and diagnostic immunology services.

His research covers cytokine storms in COVID-19, donor-specific antibodies, transplant rejection, autoimmunity, and primary immunodeficiencies. Dr. İnal has published many scientific articles. He has received research awards and grants. He also takes part in national and international congresses.

Education

Istanbul University Institute of Cardiology, Cardiology Residency, 2010, Istanbul/Turkey
Uludağ University Faculty of Medicine, Doctor of Medicine, 2005, Bursa/Turkey

Experience

Istanbul University-Cerrahpaşa Cardiology Institute, 2012-2021, Istanbul/Turkey
Adıyaman 82. Yıl State Hospital, 2010-2012, Adıyaman/Turkey

He graduated from Uludağ University Faculty of Medicine in 2005. In the year he graduated, he started his specialization in Istanbul University Cardiology Institute Cardiology Department and successfully completed his specialty training in 2010. After his specialty training, he completed his compulsory service in Adıyaman State Hospital for 2 years. After the compulsory service was over, he started working at the university hospital where he received his specialization. In 2017, he received the title of Associate Professor. During his specialization, he performed many operations in the field of cardiovascular diseases and peripheral arterial diseases. In 2018, he completed the Academia - peripheral arterial disease intervention training in Italy. He received the title of Professor in 2022.

He has carried out joint studies with many experts who are considered experts in their fields in Turkey, especially on heart angiography and leg angiography.

He regularly follows the congresses, seminars and courses related to the Cardiology branch organized at home and abroad every year. He has more than 100 domestic and international publications in his field.

Scientific Memebrships

Turkish Society of Cardiology
European Association for Percutaneous Intervention
European Society of Cardiology
SCAI Association

Awards 

Turkish Society of Cardiology
European Association of Percutaneous Cardiovascular Interventions
European Society of Cardiology

The doctor has conducted significant research on the cumulative effective dose of radiation from chest CT scans in COVID-19 patients. This work highlights the importance of adhering to guidelines to minimize unnecessary exposure, reflecting a commitment to patient safety and evidence-based practice.

Education

• Istanbul University Cerrahpasa Cardiology Institute, Cardiology Residency, 2010, Istanbul/Turkey
• Selçuk University Meram Faculty of Medicine, Doctor of Medicine Education, 2005, Konya/Turkey
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Experience

• Istanbul University-Cerrahpaşa Cardiology Institute, 2012-2021, Istanbul/Turkey
• Siverek State Hospital (Compulsory Service), 2011-2012, Şanlıurfa/Turkey
• Istanbul University Institute of Cardiology, 2005-2010, Istanbul/Turkey
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Scientific Memberships 

• Turkish Society of Cardiology
• European Percutaneous Intervention Association
• European Society of Cardiology
• SCAI (Society for Cardiovascular Angiography and Interventions)

The doctor is a highly experienced specialist in the field of neurosurgery, with a focus on advanced surgical techniques for treating complex brain and spinal disorders. With over 15 years of clinical experience, the doctor has performed numerous successful surgeries, contributing significantly to the field through innovative approaches and patient-centered care.

Graduated from a prestigious medical school and completed rigorous residency and fellowship programs. The doctor is board-certified and has published extensively in peer-reviewed journals, sharing insights and advancements in neurosurgical procedures.

The doctor specializes in various urological conditions, with a focus on penis prosthesis, bladder cancer, prostate cancer, and kidney cancer, including radical and partial nephrectomy. Expertise extends to laparoscopic urology, kidney stones, and surgeries for urinary incontinence in women. The doctor is also skilled in hypospadias surgery, pediatric vesicoureteral reflux, microsurgical varicocele surgery, penis enlargement, and Peyronie's disease correction.

Having completed a urology residency at Istanbul University School of Medicine, the doctor gained extensive experience at Haseki Education and Research Hospital, Bezmialem Vakıf University, Medical Park Bahçelievler, and Ethica Incirli Hospital, and currently serves as a Professor of Medicine at Medicana Hospital Bahcelievler.

The doctor graduated from Istanbul Faculty of Medicine in 1986 and completed a urology specialization in 1991. He served as the Chief of Urology Clinic at Haydarpaşa Numune Training and Research Hospital from 2001 to 2013 and became a Professor of Urology in 2008. His medical interests include prostate cancer, urinary incontinence, and pediatric urology. He has authored over 300 academic papers with more than 1000 citations. He has edited books on prostate cancer and pediatric urology, and participated in numerous scientific committees. He was Congress President of the 9th Eurasian Urooncology Congress in 2019.

Prof. Dr. Fatih Kurtuluş is a leading urologist and a Fellow of the European Board of Urology (FEBU). He earned his medical degree from Istanbul University, Cerrahpaşa Faculty of Medicine in 1997. He specializes in endourology and urooncology. He received advanced training at IRCAD Strasbourg and gained international experience at Heidelberg University and Milan San Raffaele IRCCS Hospital.

He became a professor in 2018. He has received several awards, including the 2015 Urooncology Research Award. He also won best oral presentation at the AUA Congress in 2008 and the EAU Congress in 2009. Dr. Kurtuluş has published widely in international journals. He is an active member of the EAU, Endourological Society, Turkish Association of Urology, and Urooncology Association.

Education

Istanbul Bilim University Faculty of Medicine, Cardiology Residency, 2011, Istanbul/Turkey
Istanbul University Cerrahpaşa Faculty of Medicine, Doctor of Medicine, 2006, Istanbul/Turkey

Experience

Assistant Doctor, Bilim University Faculty of Medicine, Department of Cardiology, 2006-2011
Specialist Doctor, Şanlıurfa Mehmet Akif Inan Training and Research Hospital, 2011-2013
Dr. Faculty Member, Yeni Yüzyıl University Faculty of Medicine, 2013-2019
Dr. Faculty Member, Biruni University Faculty of Medicine, 2019-

After completing his primary and high school education in Karabük, he was entitled to enter Istanbul University Cerrahpaşa Faculty of Medicine in 2000.
After 6 years of medical education, he entered the Cardiology Department of Bilim University Faculty of Medicine in the TUS exam.
4He received his 5-year residency training at Florence Nightingale Hospital, which is considered as a reference hospital in the field of Cardiology, and in 2011 he received the title of Specialist Dr.
He specialized in the field of interventional cardiology and reached thousands of case experience, especially in radial (through the arm) angiography, challenging coronary and peripheral procedures.
2019 He has been serving his patients at Biruni University Faculty of Medicine since the year.

Scientific Memberships

Turkish Medical Association
Turkish Society of Cardiology

Areas of Interests

• General Gastrointestinal Diseases
• Endoscopic procedures (gastroscopy, colonoscopy, enteroscopy, capsule endoscopy)
• Interventional endoscopy
• ERCP
• Endoscopic ultrasonography (EUS)
• Cholangioscopy
• Diseases of the biliary system and pancreas

Education:
 

• 1990 -1996 Ankara University Faculty of Medicine
• 1997 - 2001 Ankara Numune Training and Research Hospital Internal Medicine Residency
• 2001 - 2003 Turkey High Specialization Training and Research Hospital, Gastroenterology Subspecialization
• 2010 - 2010 State University of New York, USA, Department of Gastroenterology, EUS training program
   

Experience:
 

• June 2024 LIV Hospital Ulus Hospital
• 2018 - 2024 Florence Nightingale Hospitals, Gastroenterology Clinic
• 2013 - 2018 Memorial Ataşehir Hospital, Gastroenterology Clinic
• 2008 - 2013 Gaziantep University Faculty of Medicine, Department of Gastroenterology, Assoc. Prof. Dr.
• 2008 - 2008 Medicalpark Gaziantep Hospital Gastroenterology Clinic
• 2004 - 2008 Gaziantep State Hospital Gastroenterology Clinic, Endoscopy Unit Founding Physician

Publications

• Arhan M, Koklu S, Koksal AS, Yolcu OF, Koruk S, Koruk I, Kayacetin E. Alverine citrate induced acute hepatitis. World J Gastroenterol 2004; 10(15): 2303-4  ISSN: 1007-9327
• Parlak E, Cicek B, Koruk I, Disibeyaz S, Sahin B. Successful prevention of stent migration caused by placement of a second stent. Endoscopy. 2005; 37(4): 404. ISSN: 0013-726X
• Koruk I, Ozturk ZA, Köklü S, Koruk S, Ozdede S. Port-site metastasis after laparoscopic cholecystectomy. Acta Gastroenterol Belg. 2008; 71(2): 283-4      ISSN:0001-5644
• Koruk I, Parlak E, Secilmis S, Akdogan M, Koklu S.  Endoscopic sphincteroplasty with large balloon dilatation for extraction of difficult common bile duct stones. Dig Dis Sci. 2008 Jun;53(6):1737-8. ISSN: 0163-2116
• Ozkaya M, Yuzbasioglu MF, Koruk I, Cakal E, Sahin M, Cakal B. Preoperative detection of insulinomas: two case reports. Cases J. 2008 Nov 29; 1(1): 362  ISSN: 1757-1626
• Yılmaz Ö, Koruk İ, Çayır K, Koruk M, Yılmaz A. Usefullness of serum insulin-like growth factor (IGF-1) and insulin-like growth factor binding protein-3 (IGFBP-3) for colorectal cancer diagnosis. Int J Hematol Oncol 2009; 19(1): 23-27  ISSN: 1306-133X
• Savaş C, Koruk İ, Koruk M, Kadayıfçı A, Sarı İ. Association of prion protein with the stage of liver fibrosis in chronic viral hepatitis. Trakya Univ Tip Fak Derg. 2010; 27(4): 373-7. DOI: 10.5174/tutfd.2009.02284.1 ISSN: 1301-3149
• Buyukberber M, Koruk I, Cıkman O, Koruk M, Kucukoglu ME, Sakman A, Demir O, Sahinoz S. Serum cystatin C measurement in differential diagnosis of intra and extrahepatic cholestatic diseases. Ann Hepatol 2010; 9(1): 58-62  ISSN: 1665-2681
• Gulsen MT, Koruk I, Dogan M, Beyazit Y. Diagnostic accuracy of cascade stomach by upper gastrointestinal endoscopy in patients with obscure symptoms: A multi-center prospective trial. Clin Res Hepatol Gastroenterol. 2011; 35: 489-93. DOI: 10.1016/j.clinre.2011.03.004         ISSN: 2210-7401
• Koruk I, Aydın U, Koruk S, Aydınlı M. A newly defined biliary anatomic variation. Turk J Gastroenterol 2011; April 22(2): 232-3  DOI:10.4318/ tjg.2011.0204  ISSN: 1300-4948
• Koruk İ, Özdemir H, Aydınlı M, Tarakçıoğlu M, Koruk M. The relation between serum Cytokeratin 18 and acute pancreatitis: Can it be a serological predictive marker?. Turk J Gastroenterol. 2011. DOI:10.4318/tjg.2011.0256 ISSN: 1300-4948
• Aydinli M, Koruk I, Koruk S, Aydin U, Kadayifci A. Intraoperative cholangioscopy with an ultrathin endoscope for hemobilia. Endoscopy 2011;43 Suppl 2 UCTN:E410. doi: 10.1055/s-0030-1256897. Epub 2012 Jan 24
• Aydinli M, Koruk I, Dag MS, Savas MC, Kadayifci A. Ultrathin endoscopy for gastrointestinal strictures. Digestive Endoscopy 2012 May;24(3):150-3. doi: 10.1111/j.1443-1661.2011.01206.x. Epub 2011 Oct 27                 ISSN: 0915-5635
• Yılmaz Ö, Koruk İ, Onbaş O, Ozgokce M. Portal venous gas resulting from enteritis in a case with portal hypertension: Case report. Türkiye Klinikleri Tıp Bilimleri Dergisi. 2012; 32 (4): 1195-8 ISSN: 1300-0292
• Demiryürek S, Koruk I, Bozdag Z, Ozkara E, Kaplan DS, Oztuzcu S, Cetinkaya A, Alasehirli B, Demiryürek AT. Investigation of the esophageal Rho-kinase expression in patients with Barrett's esophagus. Ultrastruct Pathol. 2013 Aug;37(4):284-9. doi: 10.3109/01913123.2013.797064        ISSN: 0191-3123
• Dag MS, Ozturk ZA, Koruk I, Kısacık B, Gerenli O, Aydınlı M, Kadayıfcı A. Intestinal Behcet's disease with severe pulmonary arterial involvement mimicking ulcerative colitis. Asian Biomedicine. 2013; 7(5): 715-8      ISSN: 1905-7415
• Dağ MS, Aydınlı M, Oztürk ZA, Türkbeyler IH, Koruk I, Savaş MC, Koruk M, Kadayıfçı A. Drug- and herb-induced liver injury: a case series from a single center. Turk J Gastroenterol. 2014 Feb;25(1):41-5. doi: 10.5152/tjg.2014.4486ISSN: 1300-4948
• Kadayifci A, Atar M, Parlar S, Balkan A, Koruk I, Koruk M. Transnasal endoscopy is preferred by transoral endoscopy experienced patients. J Gastrointestin Liver Dis. 2014 Mar;23(1):27-31     ISSN: 1841-8724
• Alasehirli B, Oğuz E, Oksuzler E, Koruk I, Oztuzcu S, Ozkara E, Karakok M, Erbagcı AB, Demiryurek AT. Investigation of intercellular adhesion molecules (ICAMs) gene expressions in patients with Barrett's esophagus. Tumour Biol. 2014 May;35(5):4907-12. doi: 10.1007/s13277-014-1644-3      ISSN: 1010-4283
• Dag M, Özturk Z, Aydınlı M, Koruk I, Kadayfçı A. Postpartum hepatotoxicity due to herbal medicine Teucrium polium. Ann Saudi Med. 2014 Nov-Dec;34(6):541-3. doi: 10.5144/0256-4947.2014.541        ISSN: 0256-4947
• Tahtacı M, İbiş M, Koruk İ, Parlak E. Endoscopic removal of fractured basket traction wire. Turk J Gastroenterol. 2014 Dec;25 Suppl 1:324-5. doi: 10.5152/tjg.2014.6582            ISSN: 1300-4948
• Dağ MS, Koruk İ, Aydınlı M, Çam H, Öztürk ZA, Kadayıfçı A. An unusual cause of esophageal ulcer; sertraline hydrochloride. Turk J Gastroenterol. 2014 Dec;25 Suppl 1:250-1. doi: 10.5152/tjg.2014.4646  ISSN: 1300-4948
• Balkan A, Yılmaz N, Balkan Y, Koruk İ, Örkmez M, Aydınlı M, Koruk M. Relationship between liver injury and serum cytokeratin 18 levels in asymptomatic hepatitis B virus carriers and in patients with chronic hepatitis B infection. Arab Journal of Gastroenterology. 2017; 18: 98–103                   ISSN: 1687-1979
• Koruk İ. How to manage difficult cannulation in ERCP. Gastroenterology and Hepatology: Open Access. 2017, 6(3): 00194. DOI: 10.15406/ghoa.2017.06.00194 ISSN: 2373-6372
• Valori R, Cortas G, de Lange T, Balfaqih OS, de Pater M, Eisendrath P, Falt P, Koruk I, et al.  Performance measures for endoscopy services: A European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative.  Endoscopy 2018; 50: 1186–1204   ISSN 0013-726X
• Koruk S, Koruk I, Mizrak A. A, Bilgi M, Gul R, Bozgeyik S. Dexmedetomidine or midazolam in combination with propofol for sedation in endoscopic retrograde cholangiopancreatography: a randomized double blind prospective study. Videosurgery Miniinv. 2020; 15(3): 526-32 doi.org/10.5114/wiitm.2020.95066

Dr. Ismail Oral Hastaoglu graduated from Cumhuriyet University Faculty of Medicine in 1998. He completed his specialization at Siyami Ersek Thoracic and Cardiovascular Surgery Center in 2005. He is a member of several professional organizations, including EACTS, ESVS, UVCD, the Phlebology Association, and TKDCD.

Dr. Hastaoglu specializes in coronary bypass surgery, heart valve surgery, congenital heart diseases, heart tumors, and aneurysm treatments. He also has experience in carotid artery operations, aortic aneurysm repair, peripheral artery disease management, and AV fistula procedures. He has made important contributions to cardiovascular surgery.