Sure eye circumstances and particular person circumstances might preclude contact lens put on. These can embrace extreme dry eye, keratoconus (a corneal situation), recurring eye infections, or blepharitis (irritation of the eyelids). Sure systemic well being points, akin to diabetes or autoimmune illnesses, may also make lens put on problematic. Moreover, people with allergy symptoms or sensitivities to contact lens supplies or options may expertise discomfort and issues. Lastly, those that wrestle with correct hand hygiene practices could be at elevated danger of an infection associated to lens dealing with.
Understanding the suitability of contact lenses for a person is essential for sustaining ocular well being and luxury. Figuring out eligibility entails a complete eye examination by a professional skilled. This course of helps stop potential issues and ensures the absolute best imaginative and prescient correction technique is applied. Traditionally, contact lens know-how and understanding of ocular well being had been restricted. Developments have led to a wider vary of lens supplies and designs, bettering the consolation and security for a lot of, whereas additionally permitting practitioners to higher establish people for whom contact lenses usually are not appropriate.