7. 7 Strangest Eye Conditions. People are not aware of the strangest eye conditions that exist. When they hear things such as hairy eyes, red eyes, and cat eyes, and bloody tears, they think that is all in the movies. The truth is these are real eye conditions even though it looks like carnival acts. Is it possible to have a hairy eyeball? Yes, it is possible as the case of a 19-year-old Iranian man has told. He developed limbal dermoid, a rare cyst, on his right eyeball where hair grows. The tumor