Page 2 - Treatment in Ankara (Turkey)

Prof. Dr. Mustafa Özsoy, MD, is a general surgeon who specializes in hepatobiliary surgery and liver and kidney transplantation. He heads the Liver Transplantation Center at Ankara Yıldırım Beyazıt University. He also leads the Kidney Transplantation Units at Kyrgyzstan Turkish Friendship Hospital and at Etlik City Hospital in Ankara.

He is board-certified in general surgery (2010). His credentials include Liver Donor and Hepatopancreatobiliary Surgery certification (Kent Hospital, 2010), a Liver Transplantation certificate (İnönü University Liver Transplant Institute, 2014–2015), an Experimental Microsurgery certificate (2013), and Endoscopy and ERCP certificates. He is a member of the Turkish Surgical Association, the Turkish Hepatopancreatobiliary Surgery Association, and the Turkish Society of Reconstructive and Microsurgery.

He has served as Professor of General Surgery at Ankara Yıldırım Beyazıt University since 2021. His research focuses on kidney and liver ischemia–reperfusion injury and on seroma prevention. He has supervised a thesis on hepatoprotection.

Dr. Rafet Ozay is an Associate Professor who specializes in neurovascular surgery. He focuses on both microsurgery and endovascular techniques. Dr. Ozay has broad experience in neurosurgery. He has worked at top medical centers, including Dışkapı Training and Research Hospital, University of Health Sciences Gülhane Faculty of Medicine, and Etlik City Hospital.

Dr. Ozay is a member of the Turkish Neurosurgery Association. He is also proficient in English, as shown by his ÜDS Exam score of 70 in 2007. He has advanced from Chief Assistant to Associate Professor during his career. This reflects his skill and dedication to neurosurgery.

Associate Professor Dr. Yusuf AÇIKGÖZ
Specialization: Medical Oncology

Education:

• 2004-2011: İnönü University Faculty of Medicine
• 2011-2016: Ankara Numune Training and Research Hospital, Internal Medicine
• 2017-2022: Health Sciences University, Medical Oncology

Professional Experience:

• 2016-2017: Bingöl City Hospital, Internal Medicine
• 2021-2022: Health Sciences University, Medical Oncology
• 2022-2023: Kastamonu Education and Research Hospital, Medical Oncology
• 2023-2024: Ohio State University, Medical Oncology
• 2024-Present: Lokman Hekim University, Medical Oncology, Ankara Hospital

Clinical Trials, Courses, Certifications:

Clinical Trials:

• 2017-2021: Phase III, CheckMate-649 Study (Assistant Investigator)
• 2022-Present: Phase III, Fortitude-101 Study (Assistant Investigator)

Courses:

• 2018: Medicres Basic and Advanced Biostatistics Training Program (ongoing), Istanbul-Vienna
• 2019: Immuno-Oncology Education Course, March 1-2, 2019, Vienna, Central European Cooperative Oncology Group (CECOG)
• 2018: Good Clinical Practice Certification, April 7-8, 2018, Ankara, Health Sciences University
• 2017: Basic Oncology Training Program, November 25-26, 2017, Adana, Clinical Oncology Society
• 2016: Basic Ultrasonography Course (10 hours theoretical + 10 hours practical), September 24-25, 2016, Ankara, Turkish Emergency Medicine Association

Certifications:

• Ongoing: ECFMG Certification
• 2024: CITI Responsible Conduct of Research (The Ohio State University)
• 2024: CITI IACUC-Laboratory Animal Research (The Ohio State University)
• 2024: CITI Human Subjects Protection (The Ohio State University)
• 2024: CITI Good Clinical Practice (The Ohio State University)
• 2023: Occupational English Test (OET)
• 2019: International English Language Testing System (IELTS), Total Score: 6.5, May 26, 2019, Ankara, British Council
• 2017: USMLE Step 2 CK Exam; Score: 244, February 7, 2017
• 2016: USMLE Step 1 Exam; Score: 215, August 25, 2016

Memberships:

• American Society of Clinical Oncology (ASCO) - 2022
• Turkish Society of Medical Oncology - 2020

Dr. Namik Ozkan is an experienced General Surgery Specialist at Memorial Ankara Hospital. He has served as Professor and Dean of the Faculty of Medicine at Tokat Gaziosmanpaşa University and Aksaray University. He was also the founding dean at Aksaray University.

Dr. Ozkan has over twenty years of clinical and teaching experience in hospitals and universities across Turkey. He completed his medical degree and specialization at Ankara University Faculty of Medicine. His leadership and faculty roles show his strong commitment to medical education and general surgery.

Assoc. Prof. Utkan Boran is a general surgeon. He focuses on oncologic, metabolic, endocrine, and laparoscopic surgery, including laparoscopic hernia repair, anti‑reflux procedures, surgery for morbid obesity and type 2 diabetes, and sleeve gastrectomy.

Education: Gülhane Military Medical Academy, Faculty of Medicine (1995–2001). General surgery training (2004–2009). Research Fellow at the University of Miami/Jackson Memorial Hospital, Ryder Trauma Center (2015–2016). Roles: General Surgery Specialist at GATA Haydarpaşa, Kyrenia, and Mevki Military Hospitals (2004–2016). Associate Professor of General Surgery at Dışkapı (2016–2022), Sancaktepe (2022–2024), and Medical Park Gebze (2024–2025). Currently at Lokman Hekim | Istanbul Hospital (2025–).

Dr. Tülay Omma, Associate Professor

Specialization: Endocrinology and Metabolic Diseases

Academic Background

• Medical Education: İnönü University, Faculty of Medicine (English Program), 1994–2001.
• Internal Medicine Residency: Haseki Training and Research Hospital, 2004–2010.
• Subspecialty in Endocrinology and Metabolism: Ankara Training and Research Hospital, 2013–2017.

Professional Experience

• Clinical Expertise: 
  • General Practitioner with administrative responsibilities, 2002–2004.
  • Specialist in Internal Medicine during mandatory service, 2010–2013.
  • Endocrinologist and Metabolic Disease Specialist at Ankara Training and Research Hospital (2017–2023).
  • Earned the title of Associate Professor in 2023, reflecting her academic and clinical excellence.
    Lokman Hekim Health Group 2023 (present) 

Scientific Contributions & Publications

• Research Output: 
  • Published over 20 articles in peer-reviewed international journals, with a strong focus on diabetes, thyroid disorders, and polycystic ovary syndrome.
  • Delivered numerous oral presentations and posters at national and international conferences.
• Citation Metrics: 
  • Total Citations: 166
  • H-index: 6
  • i10-index: 4

Awards & Recognitions

• Multiple prestigious accolades, including: 
  • Best Oral Presentation Award (2023): For groundbreaking research on COVID-19 vaccines and Graves’ Disease.
  • Best Poster Award (2021): For clinical insights into hypoparathyroidism in Turkey (HiPOPARATURK-NET Study).

Professional Memberships & Certifications

• Active member of leading organizations: 
  • European Society of Endocrinology (ESE) and its Young Endocrinologists & Scientists Committee (EYES).
  • Turkish Society of Endocrinology and Metabolism.
• Completed numerous advanced training programs, including certifications in clinical trials, biostatistics, and thyroid ultrasonography.

Clinical & Research Focus

Dr. Omma’s expertise spans:

• Diabetes management and its complications.
• Advanced thyroid disease diagnosis and treatment.
• Polycystic Ovary Syndrome (PCOS) and its metabolic implications.
• Investigating the relationship between diet and endocrine/metabolic disorders.

Dr. Bahri Gok is a urologist at LHÜ Ankara Hospital (2024–). He earned his MD from Selçuk University (2001–2007). He completed his urology residency at Ankara Atatürk Training and Research Hospital (2008–2013). He served in the Department of Urology at Ankara Yıldırım Beyazıt University as Assistant Professor (2017–2020) and Associate Professor (2020–2023). He was the Urology Training Supervisor at Ankara City Hospital (2019–2023).

Accreditations and training include da Vinci Console Surgeon training at IRCAD (05.11.2019). He attended the EAU Robotic Urology Section meeting (2018) and the National Endourology Congresses (2013, 2015, 2019). He completed a biostatistics course (2018) and holds a Laboratory Animal Use certificate (2012). Memberships: SIU; Turkish Urology Association; Society of Urological Surgery; Eurasian Uro-oncology Association.

Achievements include serving as an investigator in a 2024 international Phase 2 trial of adjuvant V940 (mRNA‑4157) plus pembrolizumab for high‑risk muscle‑invasive urothelial carcinoma. He supervised a 2020 doctoral thesis on robot‑assisted radical prostatectomy. He received Best Poster awards at EAU (Latvia, 2015) and at the Eurasian Uro‑oncology and SIU meetings (2019).

Dr. Osman Ilhan is a Professor of Internal Diseases. He earned his medical degree at Ankara University in 1978. He completed his specialization in Internal Diseases there in 1982. He became an Associate Professor in 1990 and a Professor in 1996.

He served as a professor at Ankara University from 1997 to 2022. He has worked at Lokman Hekim Akay Hospital since 2023. Earlier, he held roles at MD Anderson Cancer Center (1996–1997), Ankara University (1978–1983; 1988–1995), GATA (1984–1985), and Ulus Hospital (1985–1988).

Assoc. Prof. Dr. Özlem Köroğlu is a specialist in Physical Medicine and Rehabilitation at Memorial Ankara Hospital (2024–present). She previously served as a faculty member at Gaziler Physical Therapy and Rehabilitation Training and Research Hospital (2016–2024). She was Chief of the Physical Medicine and Rehabilitation Clinic at Elazığ Military Hospital (2011–2015). She earned her MD in 2003 from the GATA Faculty of Medicine. She completed her PM&R residency in 2011.

Her credentials include Ministry of Health–approved certified prolotherapy training. She has taught Prolotherapy and PRP (2022) and Knee Prolotherapy and Campinject (2019). She also taught GETAT and Dextrose Prolotherapy (2018) and ISPRM Ultrasound (2009). She has additional training in musculoskeletal ultrasound, neural therapy, lumbar injections and manipulation, and botulinum toxin treatment for the spastic hand. She attended the Euro‑Mediterranean PRM School in Italy (2010). She is a member of the Turkish Society of PM&R, the Turkish Society for Research and Fight Against Rheumatism, the Association of PM&R Specialists of Türkiye, the Spinal Cord Diseases Association, and the Ankara Medical Chamber.

Dr. Ismail Nalbant is a urologist. He earned his medical degree from the Samsun 19 Mayıs University Faculty of Medicine (1999–2005). He completed his urology residency at the Ankara Dışkapı Yıldırım Beyazıt Training and Research Hospital, Department of Urology (2005–2010).

He practiced at the Ministry of Health Dışkapı Training and Research Hospital in 2005–2010 and 2014–2016. He worked at Van Military Hospital in 2011–2012. He served at Ankara Yenimahalle State Hospital in 2012–2014. He worked at Ordu State Hospital in 2016. He continued at Ordu University Training and Research Hospital in 2016–2019. He served at Lokman Hekim University, Department of Urology, in 2019. He also worked at the Private Ankara IVF Center in 2019.

Dr. Yunus Nazli is an Associate Professor of Cardiovascular Surgery. He graduated from Trakya University Faculty of Medicine (1994–2000). He trained in Cardiovascular Surgery at Celal Bayar University (2001–2006).

He worked as a Cardiovascular Surgery Specialist at Diyarbakır State Hospital (2006–2008). He then served at Van Military Hospital and Van Medical Park Hospital (2008–2009). From 2009 to 2016, he worked at Turgut Özal University. In 2016, he became an Associate Professor at Private Yüzüncüyıl Hospital. He served as an Associate Professor at Etimed Hospital (2016–2018). He has been an Associate Professor at Lokman Hekim Ankara Hospital since 2018.

Focus: coronary bypass (on- and off-pump), valve repair and replacement, aortic surgery, endovascular aortic procedures (EVAR, TEVAR via the groin), carotid surgery, peripheral bypasses (aortofemoral, femoropopliteal), venous treatments (surgery, laser, sclerotherapy), and AV fistulas for hemodialysis.