Visual acuity impairment in patients with retinitis pigmentosa.

  title={Visual acuity impairment in patients with retinitis pigmentosa.},
  author={Sandeep Grover and Gerald Allen Fishman and Kenneth R. Alexander and Robert B J Anderson and Deborah J. Derlacki},
  volume={103 10},
PURPOSE The authors evaluated visual acuity impairment in 906 patients from 742 families with either isolated or various identifiable genetic subtypes of retinitis pigmentosa (RP) to determine the severity of their visual acuity impairment. Emphasis was placed on the prevalence of total blindness and visual acuity of 20/200 or worse in this group of patients. METHODS This cross-sectional retrospective study included all patients with RP who met certain entrance criteria and were examined by… CONTINUE READING