Dr. GURALP ONUR CEYHAN

General Surgery , Treatment of Pancreas, Liver and Biliary Tract Diseases

Education

• 2016Department of General Surgery, Prof. Dr., Clinic of Resources, Isar, Technical University of Munich, Munich, Germany
• 2010Technical University of Munich, Germany, Department of General Surgery, Rechst Der Isar Clinic
• 2002Faculty of Medicine, Westfalische Wilhelms University

Experience

• 2020Acıbadem Health Group
• 2019Department Head of Liver-Biliary Tract and Pancreas Unit, Acıbadem Healthcare Group
• 2019Director of Pancreatic Cancer Research Center, Acıbadem Mehmet Ali Aydınlar University, Istanbul, Türkiye
• 2015 – 2018Director of the Pancreas Research Center, Department of General Surgery, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany
• 2014 – 2018Second Ordinary Professor, Department of General Surgery, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany
• 2014 – 2018Head of the Department of Liver-Biliary Tract and Pancreas Unit, Department of General Surgery, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany
• 2007 – 2018Pancreas Research Center / Head of the Pancreatic neuropathy and pain unit Department of General Surgery, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany
• 2013Liver-Biliary Tract and Pancreas Unit, Memorial Sloan-Kettering Cancer Center, New York, USA
• 2007 – 2008Department of General Surgery, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany
• 2002 – 2007European Pancreas Research Center/Center for Pancreatic Molecular Biology and Surgery, Department of General Surgery, University of Heidelberg, Heidelberg, Germany
• 2002 – 2007Department of General Surgery, University of Heidelberg, Heidelberg, Germany
• 1999 – 2002Research Center for Pancreatic Diseases – Gastroenterology Unit, Westfaelische Wilhelms University Münster, Münster, Germany

Memberships

• International Association of Pancreatology/ IAP
• German Society for General and Visceral Surgery/ DGAV
• Turkish Surgical Association/TCD
• Association of Bavarian Surgeons/ VBC
• American Pancreatic Association/ APA
• European Pancreatic-Club/ EPC
• International Hepato-Pancreato-Biliary Association/ IHPBA
• German Pancreas Club/ DPC
• European Digestive Surgery/ EDS
• German Society for Surgery/ DGCH

PUBLICATIONS

• R0 Versus R1 Resection Matters after Pancreaticoduodenectomy, and Less after Distal or Total Pancreatectomy for Pancreatic CancerFriess H, Ceyhan GO. Ann Surg 2018; 268(6): 1058-1068 Demir IE, Jäger C, Schlitter AM, Konukiewitz B, Stecher L, Schorn S, Tieftrunk E, Scheufele F, Calavrezos L, Schirren R, Esposito I, Weichert W,
• Pancreatic stump closure techniques and pancreatic fistula formation after distal pancreatectomy: meta-analysis and single-center experience.PlosOne 2018; 13(6): e0197553 Tieftrunk E, Demir IE, Schorn S, Sargut M, Scheufele F, Calavrezos L, Schirren RM, Friess H, Ceyhan GO.
• Effect of preoperative biliary drainage on bacterial flora in bile of patients with periampullary cancerBr J Surg 2017; 104(2): e182-e188 Scheufele F, Aichinger L, Jager C, Demir IE, Schorn S, Sargut M, Erkan M, Kleeff J, Friess H, Ceyhan GO.
• Activated Schwann cells in pancreatic cancer are linked to analgesia via suppression of spinal astroglia and microgliaCostello E, Algül, H, Friess H, Ceyhan GO. Gut 2016; 65(6): 1001-1014 Demir IE, Tieftrunk E, Schorn S, Saricioglu C, Pfitzinger P, Teller S, Wang K, Waldbair C, Kurkowski M, Wörmann S, Shaw V, Kehl T, Laschinger M;
• Investigation of Schwann cells at neoplastic cell sites before the onset of cancer invasionJ Natl Cancer Inst. 2014; 106(8) Demir IE, Boldis A, Pfitzinger PL, Teller S, Brunner E, Klose N, Kehl T, Maak M, Lesina M, Laschinger M, Janssen KP, Algül H, Friess H, Ceyhan GO.
• The severity of neural invasion is associated with shortened survival in colon cancer.Clin Cancer Res 2013;19(1): 50-61 Liebl, F, Demir IE, Rosenberg R, Boldis A, Yildiz E, Kujundzic K, Kehl T, Dischl D, Schuster T, Maak M, Becker K, Langer R, Laschinger M, Friess H,
• The severity of neural invasion is a crucial prognostic factor in rectal cancer independent of neoadjuvant radiochemotherapyAnn Surg 2010; 252(5):797-804; ESA-Manuscript 2010 Ceyhan GO, Liebl F, Maak M, Schuster T, Becker K, Langer R, Demir IE, Hartel M, Friess H, Rosenberg R.
• Nerve growth factor and Artemin are paracrine mediators of pancreatic neuropathy in pancreatic adenocarcinomaAnn Surg 2010; 251(5): 923-31 Ceyhan GO, Schäfer KH, Kerscher A, Rauch U, Demir IE, Kadihasanoglu M, Böhm C, Müller MW, Büchler MW, Giese NA, Erkan M, Friess H.
• Pancreatic neuropathy and neuropathic pain – a comprehensive pathomorphological study in 546 casesGastroenterology 2009; 136(1): 177-186.e1 Ceyhan GO, Bergmann F, Kadihasanoglu M, Altintas B, Demir IE, Hinz U, Müller MW, Giese T, Büchler MW, Giese NA, Friess H.
• The neurotrophic factor artemin influences the extent of neural damage and growth in chronic pancreatitisGood 2007; 56(4): 534-44 Ceyhan GO, Bergmann F, Kadihasanoglu M, Erkan M, Park W, Hinz U, Müller MW, Giese T, Büchler MW, Giese NA, Friess H.
• Phd Tezi: ”Administration of magnesium reduces the severity of cerulein induced acute pancreatitis and premature activation of proteases in isolated acini cells.Westphalian Wilhelms University, WWU-Münster, Münster, Germany