What could be causing my intense eye pain and queasiness?

Eye pain: Eye pain is often described as burning, sharp, shooting, dull, gritty, a feeling of "something in my eye, " aching, pressure, throbbing, or stabbing. Sometimes eye pain is confused with other symptoms, such as a headache, sinus pain, toothache, or a migraine.Eye pain is a common reason for people to seek medical care from their doctor (or an ophthalmologist, a specialist who deals only with eyes).

See Eye MD: Only an examination can reveal the answer to this question.