[Four cases of dysplasia retinae erroneously diagnosed as retinoblastoma].
D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D005134:Eye Neoplasms / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D012160:Retina / Q000002:abnormalities*; D012175:Retinoblastoma / Q000175:diagnosis*