Approximately 36 million people in the United States wear contact lenses. Of these, more than 25,000 develop contact lens-related corneal infections each year. Such infections can lead to scarring and potential blindness.
Contact lenses, disinfection solutions and storage cases can easily become contaminated with bacteria, fungi, and free-living protozoa called Acanthamoeba.
A study recently published in the British Journal of Ophthalmology raises the concern that some commercially available contact lens storage solutions are not capable of killing Acanthamoeba.
Such single-celled pathogens, commonly found in tap water, swimming pools, lakes, and hot tubs, can attach to