A patient with aniridia and photophobia is likely to require which type of lenses?

Patients with aniridia, which is a condition characterized by the absence of the iris, often experience significant light sensitivity or photophobia. The iris plays a critical role in controlling the amount of light that enters the eye; without it, patients are susceptible to excessive light exposure, which can be uncomfortable or even painful.

Opaque cosmetic lenses are designed to cover the entire eye and can help mitigate the issues caused by aniridia by reducing light sensitivity. These lenses not only serve a functional purpose by minimizing glare and enhancing visual comfort but also provide a cosmetic benefit by altering the appearance of the eye, which can be important for patient confidence and aesthetics.

While tinted lenses can aid in reducing glare and discomfort from bright light, they do not provide the same level of coverage or reduce light exposure as opaque lenses do. Single vision lenses and bifocal lenses pertain more to refractive correction and do not address the specific needs related to aniridia and photophobia.

Thus, opaque cosmetic lenses are particularly suitable for patients with aniridia and photophobia, effectively addressing both the functional and aesthetic aspects of their condition.