Causes and anatomical site of blindness and severe visual loss in Isfahan, Islamic Republic of Iran.
This study in 2005 evaluated the causes and major anatomical site of blindness and severe visual loss at a school for blind children in Isfahan province, Islamic Republic of Iran. All 211 students were examined according to the modified WHO/PBL eye examination record: 70.4% were blind, 24.3% had severe visual loss and 5.3% were visually impaired. The major causes of abnormality were hereditary factors (42.7%), prenatal/neonatal (18.5%) and unknown etiology (35.5%). The main sites of abnormality were the retina (62.6%), whole globe (17.5%), lens (7.1%) and optic nerve (7.1%). A high proportion of parents were in a consanguineous marriage (49.2%). The pattern of blindness in Isfahan encompasses characteristics of both developed and developing countries.
Dehghan
A
A
Department of Ophthalmology, Isfahan University of Medical Sciences, Isfahan, Islamic Republic of Iran.
Kianersi
F
F
Moazam
E
E
Ghanbari
H
H
D000293:Adolescent; D017677:Age Distribution; D001766:Blindness / Q000175:diagnosis / Q000453:epidemiology* / Q000209:etiology* / Q000517:prevention & control; D015984:Causality; D002648:Child; D002675:Child, Preschool; D003241:Consanguinity; D019988:Children with Disabilities / Q000706:statistics & numerical data*; D004519:Education, Special; D005260:Female; D006301:Health Services Needs and Demand; D006801:Humans; D007492:Iran / Q000453:epidemiology; D008297:Male; D011159:Population Surveillance; D015995:Prevalence; D012574:Schools; D012720:Severity of Illness Index; D017678:Sex Distribution; D013334:Students / Q000706:statistics & numerical data; D014505:Urban Population / Q000706:statistics & numerical data; D019987:Persons with Visual Disabilities / Q000706:statistics & numerical data*