Best CT (computer tomography) doctors in Turkey: TOP 350 doctors

Dr. Omer Necip Aytug is a respected gastroenterologist. He graduated from Hacettepe University School of Medicine in 1980. He became an internist at Cukurova University in 1985. He completed his gastroenterology fellowship at Marmara University in 1997.

He was named Associate Professor at Firat University in 1989. In 1998, he became a Professor at Abant Izzet Baysal University. Dr. Aytug has written many scientific papers and book chapters. He has also attended several national and international congresses.

He has held important academic and clinical roles at Duzce University Faculty of Medicine, Camlica Medicana Hospital, and Memorial Service Hospital. These positions have established him as an expert in gastroenterology.

Prof. Dr. Sezer Sağlam is a medical oncologist at Gayrettepe Florence Nightingale Hospital. He specializes in gastrointestinal and breast cancers. He has contributed to cancer care through research, especially with his study on the best timing for surgery after neoadjuvant therapy in rectal cancer. This work has influenced global treatment protocols.

Dr. Sağlam has led clinical trials in targeted therapies and precision medicine. His research on liver-transplanted patients with hepatocellular carcinoma was nominated for the 2024 International Best Researcher Award. He is a member of ASCO, ESMO, and ENET. Dr. Sağlam provides personalized and evidence-based oncology care.

Education and Experience

2019 – Present
Istanbul Florence Nightingale Hospital
Cardiology Department

2019
Germany Lübeck Hospital Arrhythmia Clinic
Electrophysiology Training

2018
Trakya University Faculty of Medicine
Associate Professor, Department of Cardiology

2017
TC. Ministry of Health Türkiye Higher Specialization Training and Research Hospital, Ankara
Electrophysiology Training

2015
Trakya University Faculty of Medicine, Department of Cardiology
Assistant Professor

2013
Cleveland Clinic, United States
Observant Doctor

2013
TC. Ministry of Health Türkiye Higher Specialization Training and Research Hospital, Ankara
Specialization

2008
Selçuk University Meram Faculty of Medicine
Medical Education

Memberships

Turkish Cardiology Association, Member

European Society of Cardiology

European Arrhythmia Association (EHRA)

Present
Istanbul Florence Nightingale Hospital
Medical Oncology

2022-2024
Memorial Şişli Hospital
Medical Oncology Specialist

2021-2022
Institut Jules Bordet
Clinical Research Fellowship

2020-2022
Marmara University Pendik Training and Research Hospital
Medical Oncology Specialist

2019-2019
Institut Jules Bordet
Clinical Research Fellowship

2016-2019
Marmara University Faculty of Medicine, Department of Medical Oncology
Medical Oncology Fellowship

2014-2016
Golbasi Public Hospital
Internal Medicine Specialist

2013-2014
MD Anderson Cancer Center
Observership

2013
Bellvitge Hospital, Barcelona, Spain
Observership

2009 -2014
Hacettepe University Faculty of Medicine
Internal Medicine Residency

Education:

Medical Faculty, Trakya University,  

Edirne, Turkey (1994-2000)

Professional Experience:

General Practitioner and Emergency Physician

Bartın (2000-2004)

Specialization:  

Department of Neurosurgery, S.B. Göztepe Training and Research Hospital,  

Istanbul (2004-2010)

Participation in the Accreditation Process by the European Association of Neurosurgical Societies (EANS) during  

Specialization (2004-2010)

Completion of Compulsory Service as Specialist Physician

Tokat State Hospital, Tokat (2010-2012)

Assistant Professor, Department of Neurosurgery

Gaziosmanpaşa University, Tokat (2012-2014)

Contribution to the Establishment of the Department of Neurosurgery at Medipol University  

(2012-2014)

Lecturer

Medipol University, Istanbul (2012-2014)

Specialist Physician

Memorial Istanbul Hospitals, Istanbul (2014-2018)

Lecturer, Faculty of Health Sciences

Eurasia University, Istanbul (2014-2021)

Associate Professor in the field of Neurosurgery (2021- )

Specialist Physician

Acıbadem Maslak Hospital, Istanbul (2018-2021)

Specialist Physician

Liv Hospital Ulus, Istanbul (2021-2023)

2023 –

Istanbul Florence Nightingale Hospital, Istanbul

Skills and Achievements:

Obtained Associate Professorship in the field of Neurosurgery (2021)

Experience in Academic Teaching and Management (2012-2021)

Proficiency in Turkish (Native) and English (Advanced)

Experience

2010-2012: (Specialist. Dr.) TR Ministry of Health, Istanbul Metin Sabancı Bone Diseases Training and Research Hospital
2012-2017: (Specialist Dr.) TR Ministry of Health, Istanbul Metin Sabancı Bone Diseases Training and Research Hospital
2017-Present: Assoc. Dr. Istanbul Aydın University VM Medical Park Hospital

Professional Memberships

1. European Board of Orthopedics and Traumatology(EBOT), Member, 2014
2. Hip and Knee Arthroplasty Association, Member, 2014
3. Orthopedic Trauma Branch, Member, 2011
4. Turkish Orthopedics and Traumatology Education Council (TOTEK), Member, 2010
5. Turkish Orthopedics and Traumatology Association (TOTBID), Member, 2007
6. Turkish Orthopedics and Traumatology Association (TOTDER), Member, 2005
7. Turkish Medical Association Istanbul Branch, Member, 2005
 

Awards

COMMITMENT, PROVINCIAL HEALTH DIRECTORATE, 2011

Professor of oncosurgery and proctology

Pediatrician, Pediatric Gastroenterology and Nutrition Specialist

Education

Yeditepe University School of Medicine

Professor of Pediatrics (Chair of the Department)

2004 - 2007

Dokuz Eylül University School of Medicine

Pediatric Gastroenterology Sub-specialty

1995 – 1998

Hacettepe University School of Medicine

Pediatrics Instructor

1985 - 1987

Professional Experience

Ataşehir Florence Nightingale Hospital

Pediatrician, Pediatric Gastroenterology

2017 – Present

Kadıköy Şifa Ataşehir Hospital

Pediatric Gastroenterology and Nutrition

2013 – 2017 

Dokuz Eylül University School of Medicine

Professor of Pediatrics

1994 – 2004

Publications

Cevik N, Buyukgebiz B. Interaction between human blood group (ABO) substances and enteropathogenic

bacterial agents. Turk J Pediatr. 1987. Link

Buyukgebiz B, Ozalp I, Oran O. Investigation of serum vitamin A levels of children who had a history of

recurrent diarrhoea. J Trop Pediatrics. 1990. Link

Languages

Turkish: Native

English: Advanced

After he became a neurologist, he did 3,5 years of obligatory service for the gouvernment, first 1,5 years in military (Iskenderun Navy Hospital) and two more years in Diyarbakır Social Security Hospital. He returned to Istanbul University in 1989. He worked in the Mayo Clinic Rochester Minnesota U.S.A. during 1990 - 1991 on Demantia and Behavioural neurology subjects.

He became an Associate Professor in 1994 and continued working in Istanbul University until 1999. Between 1999 - 2002, he worked at the Kadir Has University and also Florence Nightingale Hospital.

He served in the Faculty executive committee of Kadir Has University during 1999 - 2000 and became a professor in 2000. Following that, worked in the Kozyatağı Hospital between 2004 - 2013.  

Since 2013 he has been working in Florence Nightingale Hospital.  

 SPECIALITIES

Demantia

Epilepsy

Headache

 WORK EXPERIENCE

Military service in Navy Hospital, 1985 - 1986

Obligatory state service in Diyarbakır S.S.K Hospital, 1986 - 1989

Kozyatağı Acıbadem Hospital 2004 - 2013

Education

MD; Hacettepe University Faculty of Medicine (2001)

Residencies

Internal Medicine; Ministry of Health Ankara Diskapi Education and Research Hospital (2009)

Pathology; Gazi University Faculty of Medicine (2004)

Fellowships

Gastroenterology and Hepatology; Necmettin Erbakan University Faculty of Medicine (2013)

Experiences

Demiroglu Bilim University Faculty of Medicine, Department of Gastroenterology and Hepatology

Istanbul Florence Nightingale Hospital (2019- currently)

Alanya Alaaddin Keykubat University Faculty of Medicine, Department of Gastroenterology and Hepatology (2017-2019)

Bundang CHA Hospital, Seoul, Korea (2018)

Konya Education and Research Hospital, Department of Gastroenterology  (2014-2017)

Certificates

Advanced Endoscopy Certificate, Bundang CHA Hospital, Seoul, Korea, 2018

Bariatric Endoscopy Certificate, Bariatric Endoscopy Global course, Sao Paulo, Brazil, 2020

Awards

2019 Rising Star, 10th Digestive Disease and Endoscopy Symposium

Memberships

Turkish Society of Internal Medicine

Turkish Society of Gastroenterology

ERCP Study Group at Turkish Society of Gastroenterology

European Society of Gastrointestinal Endoscopy

Women in Endoscopy, American Society of Gastrointestinal Endoscopy

Dr. Eyup Bakmaz is an experienced orthopedic surgeon in Istanbul. He specializes in sports medicine, knee replacement, and hip arthroscopy. He has over 20 years of clinical experience at Gayrettepe Florence Nightingale Hospital. Dr. Bakmaz performs both minimally invasive and traditional orthopedic procedures.

He is known for his skill in treating orthopedic trauma and sports injuries. He also focuses on advanced rehabilitation. Dr. Bakmaz is a certified specialist from Istanbul University Cerrahpaşa Faculty of Medicine. He is committed to evidence-based and personalized patient care. His patients report high satisfaction and strong surgical results.

Dr. Saban Sec is a medical oncologist with experience at leading hospitals, including Haseki Training and Research Hospital, Prof. Dr. Cemil Taşcıoğlu City Hospital, and Bahçelievler Medikalpark Hospital. He currently represents specialist physicians in the Turkish Medical Oncology Association. He is also a member of the Istanbul Medical Chamber and the Turkish Medical Oncology Association.

Dr. Sec treats breast, lung, gastrointestinal, prostate, urogenital, head and neck cancers, as well as sarcomas and rare tumors. He has published many peer-reviewed articles on cancer prognosis, treatment outcomes, and survival rates. His research includes studies with large patient groups, such as 138 patients with HER2-positive metastatic gastric cancer. Dr. Sec focuses on prognostic factors and treatment responses in different cancers. He is dedicated to improving cancer care.

Assoc. Prof.  Nesrin Helvacı Yılmaz graduated from Hacettepe University in 2000 as a Medical Doctor.  She completed her specialty training in the Department of Neurology at Ankara University in 2006.

She started her compulsory service in Mardin Nusaybin State Hospital in 2007.  Nesrin Helvacı Yılmaz continued her duty in Gaziantep 27 December State Hospital in 2008.  She worked as a neurologist at Biophysis Nilüfer Medical Center and Ali Osman Sönmez Oncology Hospital in Bursa between 2010-2011, and at Istanbul Universal Aksaray Hospital between 2011-2012. From October 2012, she started to work as a Doctor Lecturer in Istanbul Medipol University Neurology Department.  Nesrin Helvacı Yılmaz received the title of associate professor in 2021.  In 2015, she worked as an Honorary Observer in Parkinson's Disease and Deep Brain Stimulation (Neuromodulation) at UCL Queen Square Institute of Neurology, National Hospital for Neurology in London.  She took part in many training programs on Deep Brain Stimulation (Neuromodulation) in Turkey and abroad between 2013-2022.

Regarding her speciality in Parkinson's disease and movement disorders, she has 5 Tubitak projects, a 2-chapter book , 30 clinical researches and 80 reports presented in domestic and abroad. Assoc. Prof. Nesrin Helvacı Yılmaz, who is still working within the staff of Medipol University, managed the Parkinson's and Movement Disorders Unit of the Department of Neurology during her working time and plans Deep Brain Stimulation therapy applications with the neurosurgical team.

Since September 2018, she has been working as a coordinator for student education in the 5th semester of Neurology. As of December 2022, she has developed treatment plans for patients at Medipol University Istanbul Parkinson's Disease and Movement Disorders Center (PARMER) and provides the most appropriate personal medical follow-up and treatment support for each patient.

PUBLICATIONS

1-Yilmaz N, Yigit A, Akbostanci MC. Clozapine induced epilepsy. Revue Neurologique 2004, Nov;160/11:1093.

2-Nesrin Helvacı Yılmaz, Nursel Aydın. Sıcak Su Epilepsili Bir Olgu. Türkiye Klinikleri Nöroloji Dergisi 2004/Cilt2/Sayı 2.

3-Nesrin Helvacı Yılmaz, Nursel Aydın. Refleks Epilepsiler. Türkiye Klinikleri Nöroloji Dergisi 2004/Cilt2/Sayı 2.

4-Mine Hayriye Sorgun, Bilge Koçer, Funda Kaplan, Nesrin Yılmaz, Nezih Yücemen, Canan Yücesan. Multipl Sklerozda Kraniyal Nöropati. Turk Norol Derg 2011;17:137-142.

5-Nesrin Helvacı Yılmaz, Gökçen Duymaz, Mehmet Akif Yaşar. Parkinson Hastalığı Olan Bir Olguda Malign Sendrom. Turk Norol Derg 2012:18;123-125.

6-Yilmaz NH, Akbostanci MC, Oto A, Aykac O. Prevalence of restless legs syndrome in Ankara, Turkey: an analysis of diagnostic criteria and awareness. Acta Neurol Belg 2012 Oct 31. [Epub ahead of print].

7-Yılmaz NH, Bingol AP. Sensitivity and specificity of Ankara University Cerebral Dominance Inventory in comparison with the Wada test. Acta Neurol Belg 2013 Jun 6 [Epub ahead of print].

8-Sema Demirci, Nesrin Helvacı Yılmaz, Efsun Şenocak, Fatih Han Bölükbaşı. Pons Kavernomu: Kranial Manyetik Rezonans Görüntüleme Bulguları. Turk Norol Derg 2012:19:72.

9-Nesrin Helvacı Yılmaz, Sinem Atik Güngör, Taflan Sahlepçi. Küçük hücreli akciğer kanseri tedavisinde cisplatin kullanımı sırasında gelişen akut iskemik inme: olgu sunumu. J Kartal TR. Baskıdaki Makaleler: KEAH-26937.

POSTERLER:

-Serebral venöz tromboz ve bruselloz Birlikteliği; Olgu Sunumu (42. Ulusal Nöroloji Kongresi-Antalya 2006)

-Waldenström makroglobulinemisine eşlik eden epileptik nöbetler ve nonkonvülsif status epileptikus (42. Ulusal Nöroloji Kongresi-Antalya 2006)

-Prevalence of Restless Legs Syndrome in Ankara, Turkey (16. Uluslararası Parkinson ve Hareket Bozuklukları Kongresi-Dublin 2012).

-Konjenital Miyastenik Sendrom (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).

-Beşinci haftada duyusal iletimleri normal olan bir enjeksiyon nöropatisi olgusu (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).

-Olgu sunumu: Mononöritis mültipleks ve lepra (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).

-İdyopatik Parkinson Hastalığı’nda hızlanmış unutma ve uyku kalitesi (10. Ulusal Parkinson ve Hareket Bozuklukları Kongresi-Antalya 2013).

-Hiperglisemiye bağlı hemikore ve bazal gangliyon hiperintensitesi: Olgu sunumu (10. Ulusal Parkinson ve Hareket Bozuklukları Kongresi-Antalya 2013).

Dr. Azmi Hamzaoglu is a leading spine surgeon with 36 years of experience in orthopedics and traumatology. He founded the Istanbul Scoliosis and Spine Center, the first facility in Turkey focused on spine surgery.

Dr. Hamzaoglu has performed thousands of complex surgeries, such as discectomy, kyphoplasty, scoliosis correction, and anterior cervical discectomy and fusion. He is known for developing new surgical techniques and has played a key role in improving spine care in Turkey.

He is a member of the Turkish Medical Association. He has also held important academic and clinical leadership positions, showing his dedication to high standards and patient care in spine surgery.