An Oregon woman has become the first person worldwide known to have had an eye infestation by a tiny worm species previously seen only in cattle that is spread by flies that feed on eyeball lubrication, U.S. government researchers said on Monday. U.S. Centers for Disease Control and Prevention scientists said 14 translucent parasitic worms of the species Thelazia gulosa, all less than half an inch long, were extracted from the 26-year-old woman’s eye over a 20-day period before her symptoms dissipated. Read More.