Because hundreds of infection cases caused by using Contact solutions of certain brands, Like Bausch Lomb, FDA tends to make stricter standards on lenses solution.
These serious infections can lead to horrible damage to cornea and sufferers may become blind ultimately.
Usually, trauma, lenses, immunodeficiencies, etc.
, are some of the major reasons for eye infections.
However, when it comes to summer, fugal keratities becomes great threats among lenses wearers.
It can be treated with some medication if detected at early stage.
However, some surgeries are needed when it gets worsened.
Some regulations and warnings about the use of lens solution are issued by FDA and CDC.
According to CDC's survey, most sufferers of fungal keratitis are lens users.
And most of the lens users have used lens solution produced by Bausch Lomb.
Later, all retailers of these solutions are required to remove the products from shelves.
Half a month later, the cases of fungal infections become doubled.
And the number is till on the increase as time goes by.
And this has forced to remove lens solution of this series permanently worldwide.
Investigations show that the problems are caused, for the solution can not kill fusarium fungus.
This is just one of the most typical accidents for solution-related eye infection.
There are also many other similar accidents for recalling, though the reasons vary a lot.
After the occurrence of series of lens solution-related accidents, people begin to advocate making stricter testing standards.
However, there are still some people bear negative attitudes towards this, for they think some contamination is unavoidable, such as biofilms, which will cause great trouble to immune system.
Almost all accidents are caused by rare microbes, like biofilms, and the testing is proved impossible.