Increased volume of blood in the conjunctival vessels results in an increased appearance of redness. Red eye may be due to a number of different reasons. Also see CLARE.
These types of lenses can be made from various different rigid plastic materials, formerly PMMA (Dk = 0) but now materials with higher gas permeability are commonly used. These lenses are highly customizable, allowing the practitioner to adjust and fine-tune … Continue reading
An iodine derivative of fluorescein which binds to mucus and cellular components. It is useful in the diagnosis of dry eye, in which it is seen binding to degenerated cells on the corneal surface. This dye often stings on insertion.