Sensorineural Hearing Loss Doctors Abroad — Page 2

I. Publications in International Journals

A. Experimental Studies

Doner F, Delibas N, Dogru H, Sari I, Yorgancigil B. Malondialdehyde Levels and Superoxide Dismutase Activity in Experimental Maxillary Sinusitis. Auris Nasus Larynx. 1999; 26(3): 287-91.

Döner F, Delibaş N, Dogru H, Yarıktaş M, Demirci M. The Role of Free Oxygen Radicals in Experimental Otitis Media. J Basis Clin Physiol Pharmacol. 2002; 13: 33-40.

Tuz M, Eroglu E, Dogru H, Delibas N, Tunc B, Uygur K. The Effect of Replacement Fluids and Normovolemic Hemodilution on the Survival of Dorsal Skin Flaps in Rats. Clin Otolaryngol. 2004; 29(1): 80-83.

Yarıktas M, Doner F, Ozguner F, Gokalp O, Dogru H, Delibas N. Nitric Oxide Level in the Nasal and Sinus Mucosa After Exposure to Electromagnetic Field. Otolaryngology-Head and Neck Surgery. 2004.

2017 - 2018

University of Health Sciences, Tepecik Health Practice Research Hospital

2015 - 2018

University of Health Sciences, Tepecik Health Practice Research Hospital

2013 - 2018

University of Health Sciences, Tepecik Health Practice Research Hospital

2013

Articles Published in 28 International Refereed Journals

Papers and Posters Presented at 17 International Scientific Meetings

Articles Published in 55 National Refereed Journals

56 Papers and Posters Presented at National Scientific Meetings

14 Referenced Publications in National and International Refereed Journals

35 Domestic Panel Conference Moderators Live Surgery

10 Domestic Courses Attended

8 International Conferences Attended

32 Meetings with Domestic Participants

6 International Meetings

Professor Mazhar Celikoyar brings international expertise to Istanbul Florence Nightingale Hospital following specialist training in the United States and France.

• Completed clinical work at Indiana Methodist Hospital in the USA
• Served as Assistant Physician at Hôpital Foch in France
• Former ENT Assistant Chief at the major Şişli Etfal training hospital
• Focuses on restoring auditory function through medical and surgical intervention
• Holds an academic professorship at Istanbul Florence Nightingale

Professor Ozcan Oztrk is a leading ear and skull base expert at Valued Med Hub Hospitals, with specialised training from the University of Pittsburgh Sound Center.

• Specialises in cochlear implantation to restore hearing in patients with severe sensorineural loss
• Expert in otology and neuro-otology, focusing on complex ear and skull base surgeries
• Member of the European Academy of Otology and Neuro-Otology
• Researched facial nerve functions and balance preservation during hearing restoration procedures
• Experienced in stapes surgery and ventilation tube complications in both adults and children

Dr Onur Buyukkoc is a specialist ear, nose, and throat surgeon at Atlas University Hospital with a background in complex auditory and laryngeal research.

• Trained at the prestigious Gülhane Military Medical Academy (GATA)
• Expertise in Waardenburg Syndrome, a genetic condition often resulting in permanent hearing loss
• Highly experienced in managing patient care at major Turkish national medical centres
• Contributor to peer-reviewed research on paediatric ENT conditions and vocal chord health

Professor Selahattin Tugrul is a senior specialist in ear, nose, and throat surgery who leads the otorhinolaryngology department at Medipol Acibadem District Hospital.

• Specialises in otology and neurotology, focusing on conditions affecting the inner ear and hearing pathways
• Holds the rank of Professor, the highest academic distinction for medical specialists
• Trained at Istanbul University Faculty of Medicine, one of Turkey's most prestigious medical institutions
• Former senior faculty member at Bezmialem Vakif University, where he trained future ear specialists

Assoc. Prof. Dr. Murat Damar is an ENT specialist at Private Optimed International Çorlu Hospital, ENT Clinic. He graduated from Uludağ University in 1997. He completed ENT residency training at Istanbul University from 2004 to 2009.

He has authored 18 international and 2 national peer-reviewed articles. He has also presented 9 international and 16 national congress papers. His research focuses on chronic otitis media, septal deviation, salivary gland tumors, sleep apnea biomarkers, and myringoplasty materials. He completed advanced courses in live head and neck tumor surgery, applied thyroid ultrasound, and several endoscopic sinus surgery cadaver masterclasses. He speaks English.

Dr. Yasar Cokkeser is an ENT specialist. He graduated from Istanbul University Faculty of Medicine (1983–1989). He completed his ENT residency at Ankara Numune Hospital (1989–1994). He held a Clinical Research Fellowship in Otology and Skull Base Surgery at Gruppo Otologico, Italy (1993–1994). He also completed observerships at GWU Neurosurgery, House Ear Institute, USC, Johns Hopkins, and the University of Pennsylvania.

He served at Inönü University as Assistant Professor (1994–1999) and Associate Professor (1999–2005). He was Chief of Clinic at Ümraniye Training and Research Hospital (2005–2007). His recent practice includes Medicana Ataköy (2024–2025).

He has more than 75 publications indexed in Index Medicus. His articles appear in Otolaryngol Head Neck Surg, Am J Otol, J Laryngol Otol, and Ann Otol Rhinol Laryngol. His work covers revision stapes surgery, skull base approaches, vestibular schwannoma, and DCR outcomes in 115 patients (130 eyes).

Dr Ali Can Sungur leads the ear, nose, and throat department at Lokman Hekim Etlik Hospital, providing high-level surgical care for complex hearing issues.

• Specialises in otology to treat disorders of the ear and hearing mechanisms
• Performs microsurgery to repair delicate structures within the inner ear
• Uses endoscopic techniques for less invasive ear procedures and faster recovery
• Member of the Turkish Otorhinolaryngology and Head and Neck Surgery Society

Professor Mehmet Nuri Elgormus is a specialist at Atlas University Hospital with deep expertise in surgical solutions for complex hearing loss.

• Specialises in middle ear implants – surgical devices that bypass damaged areas to improve sound clarity
• Experienced in managing conductive and sensorineural hearing issues through microsurgical techniques
• Participated in Salzburg Medical Seminars focusing on advanced otorhinolaryngology protocols
• Member of the Turkish Otorhinolaryngology and Head and Neck Surgery Foundation
• Active in clinical research regarding endonasal endoscopic management for ear and sinus health

Professor Erkan Karatas is a leading specialist in hearing restoration at Atlas University Hospital, with extensive training from the world's top cochlear research centres.

• Trained at the Cochlear Science and Research Center in Berlin and the Med-El Implant Center in Austria
• Completed clinical fellowships in neurotology at The Ohio State University and the University of Würzburg
• Specialises in endoscopic ear surgery – a less invasive approach for treating inner ear and lateral skull base conditions
• Active member of the Mediterranean Society of Otology and Audiology