Oncosurgeon, Head of Samsung Department of Urology
One of the world-renowned pioneers in gastrointestinal surgery. Has developed new techniques for the colon and rectum cancer treatment TaTMEТ and NOTES — applied now around the world.
Has performed over 15,000 surgeries.
Performs over 1,000 interventions a year using minimally invasive techniques.
President of the Association of Surgeons-Endoscopists in Europe.
Professor Kyu Taek Lee is a top gastroenterologist from South Korea, specializing in the management of pancreatic, bile duct and gallbladder cancers. He is a Gastroenterology specialist at Samsung Medical Center and has degrees from Hanyang University College of Medicine, Stanford University School of Medicine, and Kyoto Second Red Cross Hospital. He is also a member of The Korean Society of Gastrointestinal Endoscopy and The Korean Society of Gastroenterology.
Prof. Jong Kyun Lee is a highly experienced gastroenterologist specializing in the management of pancreatic, bile duct and gallbladder cancers, pancreatitis, and gallstones. He has worked at Samsung Medical Center and holds degrees from the Seoul National University College of Medicine and the University of California. He is a member of several organizations, including The Korean Society of Gastrointestinal Endoscopy, The Korean Society of Gastroenterology, and The Korean Pancreatobiliary Association.
Oncologist
Gynecologist. Oncogynecologist
Oncogynecologist
Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.
Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).
Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).
Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).
He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.
Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.
Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.
He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.
Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.
Academic Details
Faculty / University
19 Mayis University, Faculty of Medicine, Samsun – Turkey
Date of Graduation
1992
Postgraduate Training
Institution: Department of Radiology, Faculty of Medicine, Erciyes University, Kayseri – Turkey
Supervisor in Charge of Training: Mustafa Ozturk
Training Period: From 1993 to 1998
Title of Thesis: Evaluation of Lower Extremity Artery-Occlusive Disease by MR Angiography
Accreditation
Radiology Specialist: 1998, The Ministry of Health of Turkey
Associate Professor: 2003, Interuniversity Committee
Academic Experience
Residency: Department of Radiology, Erciyes University, Kayseri – Turkey (1993 to 1998)
Private Practice: Maternal and Children Hospital, Sivas – Turkey (1998–2000)
Academic Positions:
2000 to 2003: Assistant Professor of Radiology, Firat University, Elazig – Turkey
2003 to 2009: Associate Professor of Radiology, Firat University, Elazig – Turkey
2009 to 2010: Professor of Radiology, Firat University, Elazig – Turkey
2010 to 2015: Professor of Radiology, Chairman, Bezmialem Vakif University, Istanbul – Turkey
2015 to 2016: Professor of Radiology, Chairman, Yeditepe University, Istanbul – Turkey
2017 to Present: Professor of Radiology, Interventional Radiology Unit, Bahçelievler Medical Park Hospital, Altınbaş University, Istanbul – Turkey
Fellowship
Institution: Department of Radiology, University Hospital of Cleveland, Case Western Reserve University, Cleveland, Ohio, USA
Duration: 2004 to 2005
Position: Research Fellow – Ultrasound & CT (Body)
Professional Memberships
-Turkish Society of Radiology
-Medical Ultrasound Society of Turkey
-Turkish Society of Radiology, Abdominal Radiology Study Group
-ESGAR – European Society of Gastrointestinal and Abdominal Radiology (Fellow)
-ESUR – European Society of Urogenital Radiology (Fellow)
-ESR – European Society of Radiology
-Turkish Society of Magnetic Resonance
-Turkish Society of Radiology, Urogenital Radiology Study Group
-Turkish Society of Interventional Radiology
-Korean Society of Radiology (International Member)
-Radiological Society of North America (RSNA) – Corresponding Member
Prizes and Awards
European Congress of Radiology (ECR) 2002, Vienna – Image Interpretation, 3rd Prize
Interpretation Corner of European Radiology 2003 – 2nd Prize
Cases of the Day – ESGAR 2007, Lisbon, Portugal – 2nd Prize
Cases of the Day – ESGAR 2009, Valencia, Spain – 1st Prize
Dr. Joseba Rebollo Liceaga is a seasoned medical oncologist with a comprehensive background in oncology.
Education and Training:
Graduated in Medicine and Surgery from the University of Navarra (1985).
Completed residency in Oncology in 1987.
Specialist in Medical Oncology at the Clínica Universidad de Navarra (1991).
Professional Experience:
Head of the Oncology Department at Clínica San Miguel de Navarra (1991–2004).
Associate Physician at the University Clinic of the Faculty of Medicine, University of Navarra (1995–2002).
Adjunct Physician at the Oncology Platform, Hospital Quirónsalud Torrevieja (2004–2014).
Head of the Oncology Department at Hospital General de Villalba (2014–2019).
Currently practices as a Medical Oncology Specialist at Quirónsalud Alicante.
Certifications and Training:
Completed multiple accredited courses in Multidisciplinary Oncology between 2003 and 2006.
Research and Publications:
Authored research on electrochemotherapy and multidisciplinary treatment approaches in oncology.
Dr. Baha Zengel is a general surgeon with expertise in breast, gallbladder, thyroid diseases, and hernia repairs. He graduated from Ege University Faculty of Medicine in 1990. In 2004, he earned a doctorate in Basic Oncology from Dokuz Eylül University. He became an Associate Professor of General Surgery in 2014 through the Inter-University Board.
Dr. Zengel is skilled in advanced surgical procedures. His experience includes skin and breast-conserving mastectomy, oncoplastic breast surgery, laparoscopic cholecystectomy, sentinel lymph node biopsy, and ROLL/SNOLL techniques. He has held important positions at Izmir Bozyaka Training and Research Hospital, including Education Officer.
He is a member of several professional associations. He serves on the Board of Directors of the Aegean Region Surgery Association and is a founding board member of the Basic Oncology Association.
Education
Experience
Areas of Interests
Education:
Experience:
Dr. Antonio Cubillo Gracián is a specialist in Medical Oncology. He has broad teaching and clinical experience at USP CEU and HM CIOCC. He has directed postgraduate research as Director of the Master’s in Clinical and Applied Research in Oncology. Since 2009, he has tutored more than 100 students, residents, and rotating staff.
Dr. Cubillo has advanced oncology education by teaching subjects such as General Medical Pathology, Oncology, Bioethics, and Pathophysiology. He has organized international courses on digestive neoplasms. He has also worked with leading institutions, including MD Anderson Cancer Center. His academic leadership and clinical mentorship have set high standards in oncology training and research.