1. Introduction The sensation of having a hair or a piece of grit in the eye when nothing is physically there is medically known as a foreign body sensation. This highly uncomfortable feeling is typically caused by microscopic damage to the superficial layer of the cornea or severe disruption of the tear film. When the … Read more
1. Introduction The intense stinging and burning in the eyes after working with pink fiberglass insulation is a direct consequence of acute mechanical trauma and severe localized inflammation caused by microscopic shards of spun glass. Fiberglass is composed of millions of ultra-fine, razor-sharp silica glass threads. When this material is disturbed, cut, or installed, it … Read more
1. Introduction A foreign body on the external eye refers to any extraneous particle or material that adheres to the conjunctiva or becomes embedded in the cornea. The primary clinical objective is to relieve immediate discomfort, carefully extract the offending material, and preserve long-term visual acuity. The presence of even a microscopic particle can cause … Read more