Some parasites can affect the eyes. Without treatment, this can lead to vision loss. Learn more about the types of eye parasites, their symptoms, and treatment options.

On the whole, eye parasites are pretty rare; there was so little information about the cattle eyeworm that Bradbury had to find its description in a scientific paper written in German from 1928.

The disease caused by this parasite can scar the back of the eye. Our new research looked for signs of disease in otherwise healthy people and found a significant number bore the mark of Toxoplasma.

In this case, a parasite had embedded itself under the conjunctiva, or clear outer membrane, of the patient's left eye. There, it had grown to about 0.4 inch (10 millimeters) long. You may like ...

Parasites burrowed into a Texas woman’s eye, causing her to go blind — and it’s because she went swimming in contact lenses. Brooklyn McCasland, 23, ...

Parasites burrowed into a Texas woman’s eye, causing her to go blind — and it’s because she went swimming in contact lenses. Brooklyn McCasland, 23, ...

A worm-like parasite lived in a woman's eye for two years, and doctors believe it entered her body after she ate crocodile meat. The infected 28-year-old woman, from the town of Basankusu in the ...

A woman has been left blind in her right eye after parasites burrowed into her cornea while swimming with contact lenses in. Brooklyn McCasland, 23, said she was in the ‘worst pain she’d ever ...