EDUCATION:
2000 - SSK Okmeydanı Training and Research Hospital, .
1996 - Istanbul University, Istanbul Faculty of Medicine
EXPERIENCE:
2019 - Istanbul Medipol University Pendik Hospital
2017 - 2019 - Private Adatıp Kurtköy Hospital
2005 - 2017 - Private Avicenna Umut Hospital
2003 - 2005 - SSK Yalova Regional Hospital
2002 - 2003 - Kayseri Military Hospital
EDUCATION:
2009
Ankara Etlik Maternity Hospital and Gynecology Education and Research Hospital, Gynecology and Obstetrics
2003
Ankara University, Faculty of Medicine
EXPERIENCE:
2019 - to present
Medipol University Pendik Hospital
2009 - 2019
Yakacık Maternity and Child Diseases Hospital
PUBLICATIONS:
Articles Published in Journals Indexed in SCI, SSCI and AHCI
Isoflavones obtained from red clover improve both dyslipidemia and menopausal symptoms in menopausal women: a prospective randomized placebo-controlled trial
YİĞİT E., ÜNSAL S.
Climacteric , 2024 (SCI-Expanded)
Dr. Murat Topdag is an otorhinolaryngology (ENT) specialist in Istanbul. He works at Memorial Göztepe Hospital (2025–present). He previously worked at Acibadem Altunizade Hospital (2017–2025). He also worked at Kocaeli University Faculty of Medicine (2012–2017).
He earned his MD from Istanbul University–Cerrahpaşa in 2003 (English program). He completed his ENT residency at Kocaeli University in 2009.
He completed advanced training in endoscopic endonasal skull base and pituitary surgery at the University of Pittsburgh in 2014. He trained in otologic and otoneurosurgical microsurgery at Institut Georges Portmann in 2006. He also trained in facial plastic surgery through EAFPS in 2007.
2003 | Ankara University Faculty of Medicine – Medical Degree
2009 | Ankara University Faculty of Medicine – Specialization in Gynecology and Obstetrics
2016 | Ankara Etlik Zübeyde Hanım Gynecology Training and Research Hospital – Gynecological Oncology Surgery
2016 | Ankara Etlik Zübeyde Hanım Gynecology Training and Research Hospital – Specialization in Gynecology and Obstetrics
2003 to 2009 | Ankara University Faculty of Medicine – Medical Doctor & Specialization Training
2009 to 2016 | Ankara Etlik Zübeyde Hanım Gynecology Training and Research Hospital – Specialist in Gynecology and Obstetrics
2016 to Present | Gynecological Oncology Surgeon & Specialist in Gynecology and Obstetrics
-Turkish Medical Association – Ankara Medical Chamber
-Turkish Gynecology and Obstetrics Association
-Turkish Gynecological Oncology Association
-Gynecological Endoscopy Association
Clinical Observer | Northern Gynaecological Oncology Centre, Gateshead, UK – 2014
Clinical Observer | Barts Health NHS Trust Cancer Clinical Academic Unit, London, UK – 2014 (Two Months)
Experiences
Istanbul University, Cerrahpasa Faculty of Medicine 2007-2013
Ondokuz Mayis University, Faculty of Medicine 2014-2022
Istanbul University-Cerrahpasa, Cardiology Institute 2022
Schools / Trainings
Trakya University, Faculty of Medicine, L11an1 2001-2007
Istanbul University, Cerrahpasa Faculty of Medicine, Specialization 2007-2013
Aortic Dilation (Aneurysm)
Heart Valve Problems
Aortic Dissection
Coronary Artery Disease
Carotid Artery Occlusion (Carotid Stenosis)
Varicose Veins
Peripheral Vascular Disease
Aortic Insufficiency
Aortic Valve Diseases
Mitral Insufficiency
Mitral Valve Problem
Mitral Stenosis
Varicose Ulcer
Diabetic Foot
Deep Vein Thrombosis (DVT)
Raynaud's Disease
Rheumatic Heart Disease
Ischemic Heart Disease
Heart Pain
Leg Artery Occlusion
Capillary Rupture
Heart Failure
Abdominal Aortic Aneurysm
Aortic Arch Aneurysm
Ascending Aortic Aneurysm
Thoracoabdominal Aortic Aneurysm
Carotid
In 2007, I graduated from Trakya University, Faculty of Medicine and received the title of “Medical Doctor”. In the same year, as a result of the TUS exam I took, I started my specialization training at Istanbul University, Cerrahpaşa Faculty of Medicine, Department of Cardiovascular Surgery.
During my specialization training, in 2010, I worked as a guest doctor at “Lenox Hill Hospital, Aortic Wellness Center” in New York, USA, on aortic valve-preserving surgery, aortic root surgery, aortic arch surgery, thoracoabdominal aortic surgery and robotic heart surgery.
In 2013, I worked as a “fellow” at the “Landeskrankenhaus Salzburg, Paracelsus Universitätsklinik für Gefäßchirurgie und endovaskuläre Chirurgie” clinic in Salzburg, Austria, and conducted studies on endovascular and advanced vascular surgery techniques.
In 2013, I worked as a visiting physician at the “Vita-Salute University, Scientific Institute, Ospedale San Raffaele, dipartimento di chirurgia vascolare ed endovascolare” clinic in Milan, Italy, on endovascular techniques, advanced vascular techniques and surgical treatment of thoracoabdominal aortic aneurysms.
In 2013, I completed my assistant training and earned the title of “Cardiovascular Surgery Specialist”.
As of 2014, I started working as a “Specialist Doctor” at the Department of Cardiovascular Surgery, Faculty of Medicine, Ondokuz Mayıs University.
In 2016, I received the title of “Assistant Professor Doctor”. In the same year, I received the “Certificate of Proficiency” issued by the “Turkish Cardiovascular Surgery Qualification Board”.
In 2017, I worked as a visiting doctor for 3 months at the “Landeskrankenhaus Nürnberg, Paracelsus Universitätsklinik für Gefäßchirurgie und endovaskuläre Chirurgie” clinic in Nuremberg, Germany, on advanced endovascular (FEVAR, BEVAR, CHEVAR, EVAR, TEVAR) techniques in aortic diseases.
I received the title of “Associate Professor” in 2019. I am fluent in English.
I have been working at Istanbul University-Cerrahpaşa, Cardiology Institute, Department of Cardiovascular Surgery since 2022
Dr. Ali Cemal is a Professor of Otorhinolaryngology and an ENT specialist at Memorial Göztepe Hospital. He has held this role since 2025. He served on the Marmara University ENT faculty from 2014 to 2025. Earlier, he worked as a specialist at Ümraniye and Pendik Training and Research Hospitals. He was a Clinical Fellow at Ohio State University – The James Cancer Research Center from 2015 to 2016.
Education: MD and ENT residency at Marmara University. Accreditations/memberships: European and Turkish Boards of Otorhinolaryngology (since 2015). AAO-HNSF (since 2015). Turkish Society of Otorhinolaryngology and Head & Neck Surgery. Istanbul Medical Chamber. Istanbul ENT and Head-Neck Surgery Specialists Association. Robotic Surgery Association. Turkish Facial Plastic Surgery Association. Head and Neck Surgery Association. Training: Robotic surgery (2015) and microsurgery (2018).
Specializations
Coronary Artery Diseases (Cardiovascular Occlusion, Heart Attack)
High Blood Pressure (Hypertension)
High Cholesterol (Hyperlipidemia)
Heart Valve Diseases
Rhythm Disorders (Arrhythmias)
Coronary, Angiography and Intervention
Prof. Mesut Polat, MD. Obstetrics and Gynecology; Gynecologic Oncology. Expertise: gynecologic oncology; advanced and minimally invasive gynecologic surgery; high‑risk obstetrics; placenta accreta spectrum; medical and surgical management of postpartum hemorrhage.
Professor at Medipol Acıbadem District Hospital (2019–2025). Former obstetrics and gynecology specialist at Istanbul Medeniyet University Göztepe and Zeynep Kamil Hospitals. Administrative lead at Zeynep Kamil (2015–2016). Teaches undergraduate and postgraduate students. Co‑supervised theses in 2016. Member of the Turkish Society of Obstetrics and Gynecology.
Author of 19 international peer‑reviewed papers indexed in SCI, SCI‑Expanded, and SSCI. Topics include cesarean myomectomy, frozen section in endometrial cancer, urinary outcomes after hysterectomy, placenta percreta, and tamoxifen‑related uterine sarcoma. Presented at international congresses in 2016 and national congresses in 2015–2016. Awards include Certificates of Appreciation from the Republic of Türkiye Ministry of Health (2015, 2016).
Languages: English
Urology
Education
Career
Born in 1978 in Istanbul, Prof. Dr. Ramazan Gökhan ATIŞ completed his medical degree at Istanbul University’s Faculty of Medicine in 2002. He pursued his urology specialization at Şişli Etfal Training and Research Hospital and became a certified urologist in February 2008. Following his military service at Edremit Military Hospital, he began working at Göztepe Training and Research Hospital in 2009.
In 2011, he received training in laparoscopic and robotic urology at Heidelberg University’s Heilbronn Clinic. Between 2009 and 2014, he conducted numerous scientific studies, especially in the field of endourology, earning the title of Associate Professor in 2014.
Since 2017, he has served on the board of the Endourology Society. In 2018, he was selected to the European Association of Urology’s Young Academic Urologists (EAU-YAU) Endourology Working Group, actively serving for two years. In January 2021, he was appointed as a Professor at Istanbul Medeniyet University. Since August 1, 2022, he has continued his clinical practice, initially at Şişli Memorial Hospital and currently at Medipol Acıbadem District Hospital.
PROFESSIONAL EXPERIENCE
2011-2012
Erzurum Koprukoyu State Hospital
Department: General Medicine
2012-2017
Istanbul University Cerrahpaşa Medical Faculty
Department: Internal Medicine
06/2017-10/2017
Istanbul Gaziosmanpasa Taksim Training and Research Hospital
Department: Internal Medicine
10/2017-11/2018
Istanbul University Istanbul Medical Faculty
Department: Allergy and Immunology Fellowship
2018/2022
Istanbul University Oncology Institute
Department: Medical Oncology Fellowship
2022-2023
Tekirdag City Hospital
Department: Medical Oncology Specialist
2023-present
Istanbul Medipol University Medipol Bahcelievler Private Hospital
Department: Medical Oncology Assoc. Prof.
EDUCATION
2005-2011
Medical Education
Sivas Cumhuriyet University Medical Faculty, Sivas, Turkey
2012-2017
Internal Medicine
Istanbul University Cerrahpaşa Medical Faculty, Department of Internal Medicine, Istanbul, Turkey
2017-2018
Allergy-Immunology Fellowship
Istanbul University Istanbul Medical Faculty
Department of Internal Medicine, Division of Allergy and Immunology, Istanbul, Turkey
2018-2022
Medical Oncology Fellowship
Istanbul University Oncology Institute, Department of Medical Oncology, Istanbul, Turkey
2022
ESMO Board Certification in Medical Oncology
10th September 2022 in Paris, France.
2023
Medical Oncology Assoc. Prof.
Istanbul Medipol University Department of Medical Oncology, Istanbul, Turkey
INTERNATIONAL CLINICAL TRIALS:
1. Astefania - ROCHE
2. PFİZER
3. RECITE - AMGEN
4. NAVIGATE - BAYER
5. RUBY - Tesaro (PRA)
6. ENGOT-ov43/GOG-3036 - MSD
7. ASTRA ZENECA
8. ROSY-O - ASTRA ZENECA
INTERNATIONAL PUBLICATIONS
I. Published journal articles indexed by SCI, SSCI, and AHCI
Weekly Paclitaxel in Classic Kaposi Sarcoma
Carboplatin Desensitization in Ovarian Carcinoma
High-Dose Chemotherapy for Ewing’s Sarcoma
Multidrug Refractory TFE3(+) Renal Cell Carcinoma
Crizotinib Efficacy in NSCLC with MET Alterations
Clinicopathological Features in ALK Mutant NSCLC
PSMA-Based Tumor Burden in Prostate Cancer
Atezolizumab in Metastatic Urothelial Carcinoma
Pulmonary Sarcomatoid Carcinoma
Prognostic Factors in Atezolizumab-Treated Urothelial Carcinoma
Atezolizumab with Chemotherapy in Small Cell Lung Cancer
FOLFIRINOX vs. Gemcitabine + Nab-Paclitaxel in Pancreatic Cancer
Trastuzumab Emtansine in Older HER2-Positive Breast Cancer Patients
Real-Life Efficacy of Osimertinib in Advanced NSCLC
ALK-Positive Cells Percentage and Alectinib Efficacy
Real-World Data on Alectinib in ALK-Positive NSCLC
Prognostic Factors in Metastatic RCC with T790M Mutation
FLOT Regimen in Metastatic Gastric Cancer
Desensitization Protocol in Lenalidomide Hypersensitivity Reactions
Factors Associated with Diagnostic Skin Test Positivity in PPI Hypersensitivity
Efficacy of Capecitabine and Temozolomide in Neuroendocrine Tumors
Subsequent Treatments in Hormone-Positive Breast Cancer Progression
Termination of Trastuzumab in HER2-Positive Metastatic Breast Cancer
Long-term Outcomes and Predictors of Recurrence in Node-Negative Early Stage Breast Cancer
Prognostic Factors Influencing PFS in HER2-Positive Metastatic Breast Cancer
Treatment Efficacy of Ribociclib or Palbociclib plus Letrozole in Metastatic Breast Cancer
Efficacy and Safety of Sorafenib in Adult Metastatic Osteosarcoma Patients
Single-Agent Temozolomide as Salvage Therapy in Heavily Pretreated Metastatic Sarcoma Patients
Outcomes and Prognostic Factors in Metastatic Renal Cell Carcinoma with Brain Metastases
FLOT Regimen in First-Line Treatment of Metastatic Gastric Cancer
Prognostic Factors of Perioperative FLOT Regimen in Operable Gastric Cancer
Efficacy and Outcomes of Systemic Chemotherapy in Posttransplant Kaposi Sarcoma
Comparison of Second-Line Treatments in Metastatic Renal Cell Carcinoma
Toxicity Management and Effectiveness of Regorafenib in Advance GIST Patients: A Real-world Study - Authors: Paksoy, N., Ferhatoğlu, F., Doğan, İ., Khanmammadov, N., Bozbey, H. U., Karabulut, S., & Taştekin, D. - Journal: TURKISH JOURNAL OF ONCOLOGY, 1(1)
Demographic and Clinical Features and Factors Associated with Survival in Patients with Primary Glomerulonephritis: Single Tertiary Center Experience - Authors: Paksoy, N., Trabulus, S., Seyahi, N., & Altiparmak, M. R. - Journal: Namik Kemal Tip Dergisi, 11(1)
Efficacy of Sorafenib in Symptomatic Patients with Pretreated Progressive Desmoid Tumors - Authors: Paksoy, N., Ferhatoglu, F., Dogan, I., Ak, N., Pehlivan, M., Ekenel, M., & Basaran, M.
Nodal Response to Neoadjuvant Chemotherapy is a Better Predictive Factor of Survival Than Miller-Payne Scoring in Breast Cancer - Authors: Ak, Naziye, et al. - Journal: Journal of Oncological Sciences, 7.2: 42-49
Evaluation of Prognostic and Predictive Values of Hemogram Parameters in Patients with Advanced Stage Ovarian Carcinoma - Authors: Ak, Naziye, et al. - Journal: Turkish Journal of Oncology/Türk Onkoloji Dergisi, 2021, 36.4
Identifying Risk Factors Associated with Survival and Drug-Related Toxicities in Imatinib-Resistant Gastrointestinal Stromal Tumor (GIST) Patients Treated with Sunitinib - Authors: Ferhatoglu, F., Karabulut, S., Paksoy, N., & Tastekin, D.
Real-life Outcomes of ROS1 Fusion-positive Metastatic Lung Cancer Patients who were Treated with Crizotinib - Authors: Dogan, İ., Khanmammadov, N., Paksoy, N., Ferhatoglu, F., Aydın, E., Vatansever, S., & Aydine, A. - Journal: TURK ONKOLOJI DERGISI-TURKISH JOURNAL OF ONCOLOGY
Predictors of the acquisition of T790M mutation in EGFR-mutant metastatic lung cancer patients who were treated with EGFR inhibitors - Authors: Dogan, I., Khanmammadov, N., Paksoy, N., Vatansever, S., Saip, P., & Aydıner, A. - Journal: Eurasian Journal of Pulmonology
Laterality of Adrenal Gland Metastasis in Lung Cancer: Results of a Comparative Study - Authors: Ferhatoglu, F., Gagatay, T., Okumus, G., Aydiner, A., Paksoy, N., Ak, N., ... & Saip, P. - Journal: Eurasian Journal of Medical Investigation, 7(2)
Poor Risk Factors Affecting Cancer Patients Infected with Covid-19: A Retrospective Comparative Study from a Pandemic Hospital - Authors: Ferhatoglu, F., Kapağan, T., Paksoy, N., Ak, N., Medetalibeyoğlu, A., Şenkal, N., ... & Vatansever, S. - Journal: Turk Onkoloji Dergisi, 38(1)
Systemic Treatment Outcomes of Progressive Medullary Thyroid Carcinoma from the Registries of a Tertiary Cancer Center - Authors: Ferhatoglu, F., Paksoy, N., & Başaran, M. - Journal: Namik Kemal Tip Dergisi, 10(4)
Evaluation of clinical features and risk factors related to late recurrence (> 5 years) in patients with breast cancer - Authors: Ferhatoglu, F., Aydiner, A., & Paksoy, N. - Journal: Journal of Surgery & Medicine (JOSAM), 6(12)
Assessing the Clinical Impact of Lutetium-177 DOTATATE Peptide Receptor Radionuclide Therapy (PRRT) on Metastatic Neuroendocrine Tumors: A Multicenter Real-World Data from Türkiye
Thesis:
Istanbul University Cerrahpaşa Medical Faculty, Internal Medicine Department PAKSOY, Nail. Demographical, clinical characteristics and survival factors in patients withprimary glomerulonephritis: Cerrahpasa Medical Faculty Experience. (2016)
International Refereed Congress / Symposium Publications in Proceedings (ASCO/ESMO Abstracts)
Prognostic factors influencing progression-free survival in HER2 positive metastatic breast cancer patients who treated with lapatinib and capecitabine combination
Efficacy of regorafenib and 5-fluorouracil-based rechallenge treatment in the third-line treatment of metastatic colorectal cancer: A Turkish oncology group study
Long-term outcomes and predictors of recurrence in patients with early-stage node-negative breast cancer
Efficacy of temozolomide in pretreated patients with metastatic sarcoma
Efficacy of sorafenib in symptomatic patients with pretreated progressive desmoid tumors
Efficacy of sorafenib in heavily pretreated adult patients with metastatic osteosarcoma
Outcomes and prognostic factors in metastatic renal cell carcinoma patients with brain metastases
Association of response to first-line chemotherapy with the efficacy of atezolizumab in patients with metastatic urothelial carcinoma
Safety and survival in adult women with platinum-sensitive relapsed BRCA mutant ovarian cancer: A study of patients in Olaparib Turkey Early Access Program—LynTurk study
Atezolizumab in patients with metastatic urothelial carcinoma who have progressed after first-line chemotherapy: Results of real-life experiences
Dr. Yucel Ozturk is a member of the Turkish Ophthalmology Association. He has performed over 30,000 surgeries and authored 20 national and international publications.
He earned his medical degree at Ondokuz Mayıs University Faculty of Medicine (2004–2011). He trained at Dr. Lütfi Kırdar Kartal Education and Research Hospital (2012–2016). He then worked at Haydarpaşa Numune Education and Research Hospital (2016–2022).
Language: English.
Experience
2019 – 2019
Insubria University Faculty of Medicine
2015
2013 – 2015
2010 – 2012
2002 – 2003
Education
2010
1992
2005 – Akdeniz University, Faculty of Medicine, Medical Education
2011 – Istanbul Göztepe Training and Research Hospital, Ophthalmology Specialization
Specialization Thesis: Our Grid Laser Results in the Treatment of Diabetic Macular Edema
Erzincan State Hospital
Mengücek Gazi Training and Research Hospital
Gebze Fatih State Hospital
Tuzla State Hospital
56th TOD National Congress
ESCRS (The European Society of Cataract and Refractive Surgeons)
7th TOD Live Surgery Symposium
Cataract and Refractive Surgery Skills Transfer Course
Cataract and Refractive Surgery Live Applications
-Turkish Ophthalmology Association
-Turkish Medical Association, Istanbul Chamber
Dr. Ceren Çetinbay, who graduated from Marmara University Faculty of Dentistry in 2017, started her specialization training as a research assistant in the Department of Endodontics at Marmara University Faculty of Dentistry in 2018. She completed her specialization training in 2021 and started her active medical career. She serves as an endodontic specialist in our clinic on specific issues such as root canal treatment, root canal treatment under a dental microscope, and removal of foreign objects from the dental canal. She is an experienced dentist who uses high quality materials and the latest technology during and after treatment.
09/2001 to 07/2008 – Marmara University, School of Medicine
02/2009 to 06/2014 – Kocaeli University, School of Medicine, Department of Obstetrics and Gynecology
09/2008 to 02/2009 – Sultançiftliği Health Clinic, Istanbul
06/2014 to 01/2016 – Khorasan State Hospital
02/2016 to 2019 – Health Science University, Ümraniye Education and Research Hospital, Department of Obstetrics and Gynecology
03/2019 to 04/2023 – Acıbadem Maslak Hospital, IVF Center
01/05/2012 to 15/06/2012 – Yale University, School of Medicine, Department of Obstetrics, Gynecology, and Reproductive Sciences, Section of Maternal-Fetal Medicine, New Haven, Connecticut
23/09/2013 to 04/10/2013 – Nezhat Medical Center, Atlanta Center for Special Minimally Invasive Surgery & Reproductive Medicine, Georgia, Atlanta
Dr. Esra Esim Buyukbayrak is an obstetrics and gynecology specialist and a perinatology (maternal–fetal medicine) subspecialist. She has practiced at Memorial Göztepe Hospital since 2025. She served as Head of Department and Clinical Administrative and Training Director at the Marmara University Faculty of Medicine from 2022 to 2025. From 2015 to 2025, she worked at Marmara University Pendik Training and Research Hospital as a perinatology subspecialist. She also served there as associate professor and later professor.
She holds an MD from Marmara University. She completed residency in obstetrics and gynecology and subspecialty training in perinatology. She received WHO–IAMANEH reproductive health training in Geneva in 2004. She completed advanced obstetrics and gynecology training in 2013. She trained in fetal surgery at Centro Gestar, Brazil, in 2023.
She has 86 SCI/SSCI-indexed articles and 84 nationally indexed articles. She has delivered 51 international and 40 national congress presentations. She has written 9 book chapters and supervised 15 doctoral dissertations. She serves as a reviewer and editorial board member for several journals.
Education and Experience
Dr. Ali Ersen is a specialist in orthopedics and traumatology at Memorial Göztepe Hospital in Istanbul (2025–present). He held the same role at Istanbul University Faculty of Medicine (2012–2025). Before that, he completed compulsory service at Kızıltepe State Hospital (2011–2012).
He completed a residency in orthopedics and traumatology at Istanbul University Faculty of Medicine (2005–2011). He earned his MD from Trakya University Faculty of Medicine (1999–2005).
Professional memberships: European Society for Surgery of the Shoulder and Elbow (SECEC) and the Turkish Society of Shoulder and Elbow Surgery (T-ODCD).