Methods
Menelik II Hospital is a tertiary teaching hospital situated in the capital, Addis Ababa. The eye department gives comprehensive eye care services to all patients with ocular diseases as to the limits of the available facilities in the hospital. Patients with ocular diseases come to the eye department directly and by also being referred from other hospitals in the city. Patients are also referred and come to the centre from all corners of the country as Menelik II Hospital is relatively well equipped and has got trained professionals at subspecialty levels. Menelik II Hospital is one of the very few centers where retinal detachment surgery is done at the time of the study.