Karyotype studies among children with severe visual handicap.
D000293:Adolescent; D000328:Adult; D002386:Cataract / Q000235:genetics; D002829:Choroid / Q000002:abnormalities; D005128:Eye Diseases / Q000235:genetics*; D005134:Eye Neoplasms / Q000235:genetics; D005260:Female; D006801:Humans; D007621:Karyotyping; D008297:Male; D008850:Microphthalmos / Q000235:genetics; D012163:Retinal Detachment / Q000235:genetics; D012175:Retinoblastoma / Q000235:genetics