Assoc. Prof. Dr. Halil Hüseyin Çağatay was born in 1981 in the Tarsus district of Mersin. He completed his primary, secondary, and high school education in Mersin. He pursued his medical education at Istanbul Faculty of Medicine between 1999 and 2005 and completed his residency training at Şişli Etfal Training and Research Hospital between 2005 and 2009.
Associate Professor Dr. Halil Hüseyin Çağatay continues his active professional life by closely following current scientific developments. He particularly focuses on eye health in infants and children, childhood and adult strabismus, eye aesthetics, and eyelid diseases. In addition, he routinely performs cataract and laser treatments. Married with two children, Dr. Çağatay continues his professional life in Izmir. With the motto “Health and people first,” he serves patients from different parts of Türkiye and the world.

Dr. Cagatay has worked in the fields of eye diseases, especially Cataract, Retina, and Oculoplastic Surgery. His specialization dissertation topic focused on “Frontalis suspension surgery in ptosis cases”.
He/She continues his/her work in areas such as infant eye examinations, pediatric eye health, strabismus surgery in adults, and strabismus surgery for amblyopia.
In recent years, some of the work has entered the medical literature in the form of published articles, as well as oral, video, and poster presentations at congresses.
He/She worked at Mersin Mut State Hospital between 2010 and 2012, and at Kafkas University from 2012 to 2016. In 2015, he/she served as an observer in the Department of Pediatric Ophthalmology at Dokuz Eylül University. During this period, he/she conducted studies on congenital strabismus and pediatric fundus imaging. Between 2016 and 2018, he/she worked at İzmir Alfa Eye Center and Karşıyaka Eye Hospital.
He/She has performed cross-linking and hybrid contact lens procedures for keratoconus cases. Furthermore, during this period, he/she enhanced his/her knowledge and skills by managing complex cases across various medical areas, with the aim of advancing tertiary healthcare services and medical education in the Northeastern Anatolia region.
Dr. Cagatay has passed the European Board of Ophthalmology Diploma Examination. In 2016, he received the title “Fellowship European Board Ophthalmologist” in Paris, in the exam attended by ophthalmologists trained in Europe.

- He has many international and national scientific publications and received the title of Associate Professor of Ophthalmology in 2016.
- He has an excellent command of English.
- He/She works as an ophthalmologist at his/her practice in Karşıyaka, İzmir.
Eye Surgeries performed and trained
- Strabismus and crossed-eye surgeries (Strabismus in children and adults)
- Treatment of droopy eyelid (Ptosis surgery)
- Cataract surgeries with a high degree of difficulty
- Surgical intervention in combination with eye pressure and cataract
- Tear duct blockage surgeries (Dacryocystorhinostomy)
- Prosthetic eye surgeries
- Eye aesthetics – Oculoplastic surgery
- Eyelid tumors
- Orbital masses and their treatment
- Eye injuries and treatment
Medical Interest and the Fields of Specialization
- Prosthetic eye surgeries
- Cataract and anterior segment surgery
- Oculoplastic surgery – Droopy eyelid surgery (Ptosis) and Eye contour plastic surgery
- Strabismus and Amblyopia (Lazy eye)
- Diagnosis and Treatment of Keratoconus and Other Corneal Diseases
- Glaucoma
- Retinal diseases
- Refractive surgery
Summary of Scientific Activities
- Publications in international refereed journals: 33
- Publications in national refereed journals: 12
- Video case presentation in scientific congresses: 4
- Photograph presentation in scientific congresses: 3
- Poster and oral presentations in scientific congresses: 74
- Book translation and chapter authorship: 2



