RGP fitting philosophies for keratoconus.

  title={RGP fitting philosophies for keratoconus.},
  author={Karen KY Leung},
  journal={Clinical & experimental optometry},
  volume={82 6},
Rigid gas permeable (RGP) lenses are the choice of vision correction for most keratoconic patients. Various fitting philosophies and different lens designs are available and the question of which technique is the most appropriate is a controversial issue in the field of contact lens practice. This article reviews the different philosophies with respect to their rationale, optical performance and physiological influence on the cornea. The 'three-point-touch' approach is now the most widely… CONTINUE READING