There will be contact lens cases, and probably a lot of them. A contact lens case should be disposed of at least once a month because they can harbor germs that can lead to serious eye infections ...

Doctors in China found the contacts while performing a procedure to treat a woman's facial asymmetry. The woman assumed she had just lost the lenses.

Silk, Alvin J., Bruce Issacson, and Marie Bell. "Vistakon: 1 Day Acuvue Disposable Contact Lenses." Harvard Business School Case 596-087, March 1996. (Revised February 1999.) ...