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Dr. Hakan Kocaman is a pediatric surgery specialist at Memorial Göztepe Hospital (2025–present). He was Associate Professor of Pediatric Surgery at Istanbul University, Istanbul Faculty of Medicine (2023–2025). He was Assistant Professor at Harran University (2016–2023). He earned his MD and completed his pediatric surgery residency at Istanbul University.

He is a member of the Turkish Association of Pediatric Surgeons, the European Paediatric Surgeons’ Association (EUPSA), and the International Pediatric Endosurgery Group (IPEG). His training includes basic robotic surgery, advanced thoracoscopy, pediatric endoscopy, laparoscopic inguinal hernia repair, and hypospadias repair.

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. Ibrahim Ziyal is a neurosurgeon at Memorial Göztepe Hospital in Istanbul (2025–present). He was Professor and Head of Neurosurgery at Marmara University (2012–2025). Earlier, he held faculty roles at Hacettepe University (2001–2012). He was the Founding Head of Neurosurgery at Abant İzzet Baysal University, Düzce (1999–2001). He also worked as a clinical researcher in brain tumors at George Washington University (1996–1998). He then focused on cerebrovascular diseases at the São Paulo Institute of Neurological Sciences (1998–1999).

Expertise: skull base tumors, pituitary surgery, and aneurysm/AVM/cavernoma surgery. Neurosurgery training: Şişli Etfal Hospital. MD: Trakya University. Memberships: Turkish Neurosurgical Society, Neuro-Oncology Association, AANS, CNS, WFNS, EANS.

Prof. İbrahim Azboy, M.D.

Languages: English, Kurdish, Arabic

Orthopaedics and Traumatology
 

Areas of Expertise and Interest

• Hip & knee arthroplasty (primary, revision, robotic‑assisted)
• Infection prevention & management in joint replacements
• Minimally invasive and joint‑preserving orthopedic surgery
• Sports & trauma-related injuries (e.g. ACL, fractures)
• Osteoarthritis, cartilage damage & osteonecrosis

International Researcher IDs:  

• ORCID: 0000-0003-0926-3029 / Yoksis Researcher ID: 145243 

Education & Training

• 1994–2001: Hacettepe University, Faculty of Medicine
• 2002–2008: Ministry of Health Istanbul Training and Research Hospital
• 2014 & 2017: Hospital for Special Surgery, New York, USA – Knee and Hip Arthroplasty and Arthroscopy Training
• 2016: Rothman Institute, Thomas Jefferson University, Philadelphia, USA – Knee and Hip Arthroplasty and Hip Preserving Surgery Training

Academic & Professional Appointments

• 2021–Present: Professor, Istanbul Medipol University
• 2017–2020: Associate Professor, Istanbul Medipol University
• 2011–2017: Assistant Professor, Dicle University
• 2008–2011: Consultant MD, Şanlıurfa and Balıkesir Military Hospitals

Professional Memberships

• Member of 9 national and international orthopedic associations including:
  AAHKS, SICOT, EHS, KADAD, TOTBID, TOTEK, and TTB

Scientific & Educational Contributions

• Prof. Dr. İbrahim Azboy has authored over 70 internationally and 25 nationally peer-reviewed journal articles, contributed to 4 book chapters and 2 book translations, and presented at 25+ international and 65+ national congresses. He also serves as a reviewer for 13 scientific journals, including JBJS, JOA, SICOT-J, and JORR.

Teaching & Speaking Engagements

• Speaker/trainer in 20+ national courses and congresses on topics such as:
• Hip and knee arthroplasty
• Prosthetic joint infections
• VTE prophylaxis
• Surgical approaches and implant strategies

Dr. Haluk Cokugras is a pediatric specialist at Memorial Göztepe Hospital (2025–present). He previously served in the Department of Pediatrics at Istanbul University, Cerrahpaşa Faculty of Medicine (1983–2024).

He earned his MD from Istanbul University, Cerrahpaşa Faculty of Medicine (1975–1981). He later completed specialization in pediatrics (1988), pediatric allergy (1998–2001), and pediatric infectious diseases (2004).

Professional memberships: Turkish Pediatric Association; Pediatric Allergy, Immunology and Asthma Association; Pediatric Infectious Diseases Association; Balkan Pediatric Society; European Academy of Allergy and Clinical Immunology. He has attended Turkish Pediatrics, Pediatric Allergy, Pediatric Infectious Diseases, and Pediatric Pulmonology congresses.

Dr. Fatma Gulhan Sahbaz is a neurologist. She graduated from Manisa Celal Bayar University Faculty of Medicine. She completed her neurology residency at SBÜ Istanbul Kartal Dr. Lütfi Kırdar Training and Research Hospital. Dr. Sahbaz has served as Clinic Chief at Afyonkarahisar State Hospital. She currently practices at İzmir Ekonomi University Medical Point Hospital.

She treats many neurological conditions, including Alzheimer’s disease, ALS, epilepsy, cerebrovascular diseases, brain tumors, movement disorders, and headaches. Dr. Sahbaz is experienced in advanced treatments such as acute stroke intervention, deep brain stimulation, IVIG therapy, and botulinum toxin injections.

She is a member of the Turkish Neurology Society, International Parkinson and Movement Disorder Society, and European Academy of Neurology.

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

Dt. Arif Yiğit Güler, D.D.S.

Oral, Dental and Maxillofacial Surgery

Fields of Study and Interests

• Orthognathic Surgery
• Maxillofacial Trauma
• Dental Implant
• Impacted Teeth
• Treatment of Temporomandibular Joint Diseases
• Hard Tissue and Soft Tissue Grafts
•  
• Education

2020- Necmettin Erbakan University, Oral, Dental and Maxillofacial Surgery. 

2015- Gazi University, Dentistry.

Work Experience

2022 Ankara Medipol University Dental Hospital

2020 - 2021 Söke Dental Polyclinic

2016 - 2020 Necmettin Erbakan University Faculty of Dentistry

Publications

KÖSEOĞLU SEÇGİN CANSU, GÖKSEL SEVDE, GÜLER ARİF YİĞİT (2023). Evaluation of the Relationship Between Infraorbital Canal Protrusion and Alveolar Process Pneumatization of the Maxillary Sinus: A Cross-Sectional Cone Beam Computed Tomography Study. Turkiye Klinikleri Journal of Dental Sciences, 29(4), Doi: 10.5336/dentalsci.2023-99252 (Yayın No: 8599568)

GÖKSEL SEVDE, GÜLER ARİF YİĞİT (2023). Is There a Relationship Between Maxillary Sinus’s Inferior Pneumatisation and Sinonasal Variations? A Retrospective CBCT Study. Journal of Oral & Maxillofacial Research, 14(3), Doi: 10.5037/jomr.2023.14303 (Yayın No: 8530470)

MÜFTÜOĞLU ÖZGE, GÜLER ARİF YİĞİT, KARASU HAKAN ALPAY (2023). The impact of orthognathic surgery on quality of life for class III dentofacial deformities. BRITISH JOURNAL OF ORAL & MAXILLOFACIAL SURGERY, 61(4), 274-277., Doi: 10.1016/j.bjoms.2023.03.001 (Yayın No: 8530341)

ESEN ÇAĞRI, ESEN ALPARSLAN, GÜLER ARİF YİĞİT, MENZİLETOĞLU DİLEK, SOĞANCI AHMET ERTAN (2022). Assessment of Alveolar Bone Loss and Buccal Bone Thickness After Surgically Assisted Rapid Maxillary Expansion. MEANDROS MEDICAL AND DENTAL JOURNAL, 23(2), 141-147., Doi: 10.4274/meandros.galenos.2020.97752 (Yayın No: 8530451)

GÜLER ARİF YİĞİT (2022). The effect of Instagram posts related to #Wisdomteeth on patients. JOURNAL OF STOMATOLOGY ORAL AND MAXILLOFACIAL SURGERY, 123(2), 155-157., Doi: 10.1016/j.jormas.2021.05.007 (Yayın No: 8530323)

NAİBOĞLU PINAR, GÜLER ARİF YİĞİT, GÖKSEL SEVDE (2022). State-Trait Anxiety Levels, Dental Anxiety Levels and Vaccine Hesitancy in a Group of Turkish Dental Patients During COVID-19 Pandemic in Söke Region: Analytical Survey. Turkiye Klinikleri Journal of Dental Sciences, 28(3), Doi: 10.5336/dentalsci.2021-86686 (Yayın No: 8530486)

GÜLER ARİF YİĞİT, IŞIK BOZKURT KUBİLAY, ESEN ALPARSLAN, MENZİLETOĞLU DİLEK (2021). Assessment of pulp volume changes after surgically assisted rapid palatal expansion. JOURNAL OF STOMATOLOGY ORAL AND MAXILLOFACIAL SURGERY, 122(3), 263-266., Doi: 10.1016/j.jormas.2020.06.014 (Yayın No: 8530255)

MENZİLETOĞLU DİLEK, GÜLER ARİF YİĞİT, ÇAYIR TOLGAHAN, IŞIK BOZKURT KUBİLAY (2021). Binaural beats or 432 Hz music? which method is more effective for reducing preoperative dental anxiety?. MEDICINA ORAL PATOLOGIA ORAL Y CIRUGIA BUCAL, 26(1), 97-101., Doi: 10.4317/medoral.24051 (Yayın No: 8530275)

MENZİLETOĞLU DİLEK, GÜLER ARİF YİĞİT, IŞIK BOZKURT KUBİLAY (2020). Are YouTube videos related to dental implant useful for patient education?. JOURNAL OF STOMATOLOGY ORAL AND MAXILLOFACIAL SURGERY, 121(6), 661-664., Doi: 10.1016/j.jormas.2019.12.022 (Yayın No: 8530218)

MENZİLETOĞLU DİLEK, GÜLER ARİF YİĞİT, BAŞTÜRK FUNDA, IŞIK BOZKURT KUBİLAY (2020). Comparison of Surgical Drain Placement With Use of Kinesiologic Tape on Postoperative Pain, Swelling, and Trismus in Impacted Mandibular Third Molar Surgery. JOURNAL OF ORAL AND MAXILLOFACIAL SURGERY, 78(11), 1-7., Doi: 10.1016/j.joms.2020.06.023 (Yayın No: 8530298)

MENZİLETOĞLU DİLEK, GÜLER ARİF YİĞİT, BAŞTÜRK FUNDA, IŞIK BOZKURT KUBİLAY, ERDUR EMİRE AYBÜKE (2020). Comparison of two different flap designs for bilateral impacted mandibular third molar surgery. JOURNAL OF STOMATOLOGY ORAL AND MAXILLOFACIAL SURGERY, 121(4), 368- 372., Doi: 10.1016/j.jormas.2019.08.006 (Yayın No: 8530317)

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.

Dt. Raha Akbarihamed

STUDY AND INTERESTS

• Dental Implants
• Advanced Surgical Bone Healing Techniques
• Impacted Tooth Surgical
• Orthognathic Surgery
• Jaw-Face Traumas
• Jaw joint disorders

Education

2022 Ankara University Oral, Dental and Maxillofacial Surgery Department

2010-2016 Ankara University Faculty of Dentistry

Career:

2022 - continuing Ankara Medipol University Dental Hospital