purpose : to determine the anatomical site and underlying causes of blindness and severe visual impairment (bl/svi), in schools for the blind in east azerbaijan state with determining potentially preventable and treatable causes. methods : between october 2003 and november 2004 a total of 124 students attending three schools for the blind in east azerbaijan state were examined clinically and da...

Background and aims: Color blindness is a disease that remains undiagnosed in some cases. Thediagnosis of the disease during schooling is necessary to take the required measures for the future lifeof adolescents. Therefore, the aim of this study was to determine the prevalence of color blindnessamong the students of secondary schools in Shahrekord.Methods: In this descri...

a survey on the cause of blindness in iran was carried out among 870 blinds from all parts of the country. 305 people with the same cause, 27 with different causes were blind from both eyes and 538 were blind from one eye. in present paper the first ten causes of blindness is pointed out and these causes are compared in the three different zones of ten countries, also the cause of blindness in ...

background: color blindness is an inherited disorder in which a person cannot distinguish colors from each other.  color blind drivers are involved in car accident twice as much as others. according to the importance of identifying causes of a lot of car accidents in iran and shortage of similar studies in this regards, this research was done to study the prevalence of color blindness in driver...

normal 0 false false false microsoftinternetexplorer4 background: war is a known cause of tremendous physical injuries to different body organs, and eyes are not exceptions. war-related no visual acuity (nva) affects both the victim and the family. activity of daily living (adl) can display personal life independency and is considered as a morbidity index. this study was designed to investigate...

Background: Color vision has an important role in daily activities and also learning special talents in different jobs, especially in the field of medicine. However, they are many people all over the world that has no insight into their color blindness and choose the study fields that are completely dependent on vision. Due to the importance of color vision in the field of medicine, we conducte...