Monthly Newsletter
February 2024
Previous Article Next Article
SPOTLIGHT ON EDUCATION Part 2: Crash Course on Contact Lens Correction of Astigmatism

Astigmatism Review

  • Types with topographies
  • Residual astigmatism

Soft Toric Lenses

  • When to fit
  • Lens parameter selection with graphics
  • Fitting considerations: clinical pearls

Corneal GP Lenses: Spherical

  • GP basics: tear lens power; graphics showing power determination
  • Good candidates
  • GP lens evaluation (including fluorescein pattern videos)

Corneal GP Lenses: Toric

  • Candidates:
    1. Residual astigmatism
    2. High astigmatism
  • Residual astigmatism: determination of amount
  • Types of toric lenses
  • Front toric lenses
    1. Lens parameters and fitting considerations
  • Back toric lenses
    1. Challenges of inducing cylinder
  • Bitoric
    1. Definition and applications
    2. Can be ordered empirically
    3. Spherical versus cylinder power effect
    4. Designing a GP bitoric lens
      • GPLI Toric and Spherical Calculator
  • Bottom line: GP Clinical Pearls (Spherical and Toric)

Custom Soft Toric Lenses

  • Designs
  •  Applications
  • Benefits

Hybrid Lenses

  • Description of design
  •  Applications
  • Benefits

Scleral Lenses

  • Benefits
  •  Designs
  • Applications

Review of Contact Lens Options of Regular Astigmatism

GPLI Resources

      Previous Article Next Article