Thelansis

  Blepharitis defines the inflammation of the eyelid margin and is one of the most commonly found conditions in ophthalmic practice being a frequent cause of ocular irritation and discomfort. Blepharitis can be classified as anterior when the inflammatory process affects the base of the eyelashes, ciliary follicles, palpebral skin, or posterior when dysfunction of the Meibomian glands is located on the posterior eyelid margin. Anterior blepharitis is divided into staphylococcal and seborrheic. The first has brutal crushes at the base of the eyelashes and results from an abnormal cellular response to the cell wall components of Staphylococcus aureus (S.aureus). The second is frequently associated with generalized seborrheic dermatitis and has soft, greasy crusts that stick to the eyelashes. Blepharitis has a multifactorial pathogenic mechanism, and its etiology is not known. Evidence indicates a relation with infectious, allergic, systemic, and environmental components. Therefore, t...