Education
Career
Education
2002 Haydarpaşa Numune Training and Research Hospital, Internal Medicine
1990 Erciyes University, Faculty of Medicine
Experience
2019 - 2019 Okan University Hospital
2018 - 2019 Ibn Sina Hospital
2003 - 2018 Pendik State Hospital
1997 - 2003 Haydarpasa Numune Hospital
1990 - 1994 Erzincan State Hospital
Istanbul Haydarpasa Numune Hospital
Kartal Health Group Presidency
Yıldırım Beyazıt Mother and Child Health Physician
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. Elnur Sahibov is a licensed Radiation Oncologist with 8 years of medical training and clinical experience. He completed his undergraduate and specialization studies at Marmara University Faculty of Medicine. From 2012 to 2016, he focused on advanced radiation oncology techniques.
Dr. Sahibov is known for his expertise in cancer treatment. He has helped improve patient outcomes and uses evidence-based protocols. He is accredited by leading medical institutions and is dedicated to ongoing professional development in oncology.
Cumhuriyet University Faculty of Medicine, 2004
Istanbul Haydarpaşa Training and Research Hospital Internal Medicine Residency, 2010
Karadeniz Technical University Faculty of Medicine Medical Oncology Residency, 2015
MD Andeson Cancer Center, USA, 2008
Sunnybrook Odette Cancer Center Breast Cancer Clinic, Canada, 2017
Moffit Cancer Center , USA 2022
Istanbul Haydarpaşa Training and Research Hospital Internal Medicine, 2010
İdil State Hospital Internal Medicine Clinic, 2011
Karadeniz Technical Universityniversitesi Faculty of Medicine, Medical Oncology Clinic, 2015
Istanbul Göztepe Training and Research Hospital, Medical Oncology Clinic, 2018
Yeniyüzyıl University Gaziosmanpaşa Hospital, Medical Oncology Clinic, 2020
Ataşehir Medicana Hospital, Medical Oncology Clinic, 2022
Turkish Medical Association (TTB)
Turkish Society of Medical Oncology (TTOD)
European Society for Medical Oncology (ESMO)
American Society of Medical Oncology (ASCO)
Medical Intrests
Education
İnönü Üniversitesi Tıp Fakültesi (ingilizce) 1995- 2002
Work Experience
Başbakanlık S.H.Ç.E.K. Genel Müdürlüğü Kurum Hekimliği (2003)
Erciyes Üniversitesi Tıp Fakültesi Genel Cerrahi Uzmanlığı 2011
Yüzüncü Yıl Üniversitesi Temel ve İleri Düzey Endoskopik Girişimler Eğitimi 2011
İstanbul Hastanesi /Van 2011
Özel Malatya Hastanesi / Malatya2012
Bilgi Tıp Merkezi Keçiören /Ankara 2013
Özel Koru Sincan Hastanesi Sincan/Ankara 2013
Baş Tibb Mərkəzi /Baku Clinic Azerbaycan/Bakü 2013
Yüksek İhtisas Üniversitesi Özel Koru Ankara Hastanesi 2019
Özel Ankara Koru Hastanesi /Ankara 2019
Medical Interests
laparoscopic obesity
Laparoscopic abdominal and inguinal hernia repairs (with the latest techniques)
Postpartum laparascopic diastasis recti (the formation of a protrusion in the upper middle abdomen due to the separation of the muscles in the abdominal tissue) and abdominal hernias above the navel and and gobekustunde both diastasis recti repair and abdominal hernia repair from the skin with laparascopic scola method for the first time in Turkey laparascopic stomach hernia and antireflu surgery).
Laparoscopic gallbladder surgeries, including cleaning the bile duct with trans-cystic choledochal irrigation in patients with bile sludge and stones less than 5mm in the bile duct, performed in the same session
Laparoscopic gallbladder surgeries in pregnant women during the 2nd and 3rd trimesters, i.e., after 12 weeks of pregnancy
Laparoscopic Appendectomy in Pregnancy
Anal disorders, anal fissures, all types of internal and external hemorrhoid surgeries, anal fissure, and anal fistula surgeries
Thyroid surgeries and cancers, parathyroid surgeries and cancers
Breast diseases and breast cancer surgery
Oncological surgery; liver and gallbladder and bile duct surgeries, stomach cancer surgery, colon cancer surgery, and liver resections for metastatic liver tumors
Dr. Mehmet Yigit is an internal medicine specialist. He focuses on diabetes, metabolic syndrome, thyroid diseases, and hypertension. He also treats gastrointestinal problems such as dyspepsia, gastritis, and irritable bowel syndrome. In addition, he manages spondylitis and connective tissue diseases.
Dr. Yigit graduated from Çukurova University Faculty of Medicine in 2007. He completed his internal medicine training at Adnan Menderes University in 2013. He has worked as Assistant Chief Physician at Liv Hospital Ulus. He has held Medical Director roles at Recordati Rare Diseases and Alexion Pharmaceuticals. He has also held leadership positions at Abbvie and Novo Nordisk Pharmaceuticals. Dr. Yigit has served as an internal medicine physician at Manisa State Hospital. He has contributed to research as an assistant at ADU.
Istanbul University Cerrahpaşa Faculty of Medicine, 2002
Istanbul Fatih Sultan Mehmet Training and Research Hospital, Internal Medicine, 2010
Istanbul University Oncology Institute (Çapa), Medical Oncology, 2015
Medipol University Faculty of Medicine, Phytotherapy Education, 2018
University of Health Sciences, Vocational School of Health, Molecular Oncology, PhD Program, PhD, 2023
University Hospital, Newark, New Jersey, USA, Observer (2003-2004)
Siirt State Hospital, Internal Medicine (2010-2011)
Siirt State Hospital, Medical Oncology (2015)
Bakırköy Dr. Sadi Konuk Training and Research Hospital, Medical Oncology (2015-2018)
Istanbul University, Istanbul Faculty of Medicine, Department of Internal Medicine, Medical Oncology, (Professor Doctor) (2018-Present)
Forensic Medicine 3. Specialization Board, Medical Oncology, Full Member (2019-Present)
Liv Hospital, Ulus, Park-time, Medical Oncology (2020-2022)
Şişli Kolan International Hospital, Park-time, Medical Oncology (2022-2023)
2010-YDUS (Subspecialty Examination) 14th place in Turkey
2014- Oncology Institute Days Best Poster Award
2015- Turkish Medical Oncology Society Board Exam Qualification
2015- ESMO (European Society for Medical Oncology) Board Exam Qualification
Areas of Interests
Education
Experience
Memberships
Areas of Interests
Education:
Experience:
Dr. Ersin Öztürk, M.D., is a Professor of Medicine and an expert in General Surgery. His specialties include Surgical Oncology, Gastrointestinal and Laparoscopic Surgery, Obesity Surgery, Hernia Surgery, and Proctology. He holds a Ph.D. in Physiology. Dr. Öztürk completed his residency at Uludağ University and later conducted advanced research at the Cleveland Clinic Foundation in the USA.
He is currently a Professor at Medicana Bursa Hospital. Dr. Öztürk has also served as Assistant and Associate Professor at Uludağ University and as Professor at KTO Karatay University. He is known for his important work in surgical innovation and medical education in Turkey.
Dr. Ahmet Çağ Çal is a urologist with over 30 years of experience. He is a Professor of Medicine at Medicana Bursa Hospital, Department of Urology. Dr. Çal has worked at top institutions in Turkey and the US. These include Ege University, Memorial Sloan-Kettering Cancer Center, Mayo Clinic, and UCLA.
He has made important contributions to urological research and education. He served as Vice Dean at Izmir University of Economics Faculty of Medicine. Dr. Çal has published many studies and led advanced urological procedures. He has also held international observer and research roles. He is known for his expertise and commitment to improving urological care.
Dr. Kayihan Engin is a Radiation Oncologist. He earned his medical degree from Uludağ University Medical College in 1983. He completed his residency in Radiation Oncology at the Center of Oncology & Nuclear Medicine in Istanbul in 1990. From 1990 to 1994, he pursued a post-doctoral fellowship in Thermoradiotherapy at Thomas Jefferson University in the USA.
Dr. Engin has held key academic and leadership roles. He served as Professor, Chairman, and Faculty Accreditation Coordinator at Uludağ University Medical College from 1991 to 2005. He was also Professor and Director at Anadolu Medical Center between 2004 and 2017. Since 2017, he has led the Oncological Sciences departments at Ceylan International and Medicana Bursa Hospitals. Dr. Engin is known for his work in improving cancer treatment and medical education standards in Turkey.