Introduction Traditionally, gas permeable, scleral and even hybrid contact lenses are recommended for patients with keratoconus or other diseases that cause irregularity of the cornea, as they can effectively correct the significant levels of astigmatism through neutralization by the tear film. However, there is evidence to support the use...
Read moreKeratoconus, without exception, has always been our number one indication for specialty lenses, particularly scleral lenses, for both pre and post-surgical intervention. Studies from the University of Utrecht, Netherlands, by Godefrooij et al.¹ show that the incidence of keratoconus may be much more common than originally thought. The annual...
Read moreCould a “Soft Lens Dropout” be a potential patient for the Speciality Lens Practitioner? Patient dropout and the reasons for it have long since been a subject of discussion within both the contact lens industry and profession. Speciality lens manufacturers normally supply lenses for patients who are perhaps more...
Read morePenetrating keratoplasty in patients with keratoconus may provide good long‐term visual rehabilitation. There is a relatively low rate of graft failure in this cohort of patients. Graft rejection has been reported to be 5.8–41% with most rejections occurring in the first 2 years. [1-5]. Irregular and high astigmatism may be common...
Read morePatient History A 34-year-old Hispanic female was referred to us by an ophthalmology clinic for a contact lens evaluation. JS was diagnosed with keratoconus when she was 22 years old and claims that the vision worsened each year. She tried multiple pairs of glasses, and then she was finally...
Read moreScleral lenses have an astounding ability to provide patients with the gift of sight, often allowing them to regain their lives. With keratoconus (KCN) being the most common indication for scleral lenses, patients often experience a significant improvement in visual function with wear.1 It is well-understood that, by providing...
Read moreOn the 28th and 29th January 2024 the 41st meeting of the Congrès d’Optométrie et de Contactologie (C.O.C) , organized by the Association des Optométristes de France (AOF) took place in Montrouge, just outside Paris, France. This congress has grown from 100 delegates 10 years ago to 900 today, and...
Read more