eyes, spots in front of the

eyes, spots in front of the The spontaneous appearance of spots in the eyes. Also known as “floaters,” spots are usually images formed by deposits of protein drifting about in the vitreous humor (the clear, jelly-like substance that fills the middle of the eye). The appearance of permanent or recurring white or black spots in the same area of the field of vision may be an early warning sign of cataracts or other serious problems.