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Dermatochalasis is caused by a loss of elasticity in the connective tissue supporting the structure of the front portion of the eyelid. [3] Normally, in Caucasians, the orbicularis muscle and overlying skin form a crease near the tarsal border. [3] In dermatochalasis, the excess tissues hangs down, over the front edge of the eyelid.
Trachoma is an infectious disease caused by bacterium Chlamydia trachomatis. [2] The infection causes a roughening of the inner surface of the eyelids. [2] This roughening can lead to pain in the eyes, breakdown of the outer surface or cornea of the eyes, and eventual blindness. [2]
Concerning the upper eyelid, a blepharoplasty procedure can resolve the loss of peripheral vision, caused by the slackness of the upper-eyelid skin draping over the eyelashes; the outer and the upper portions of the field of vision of the patient are affected and cause him or her difficulty in performing mundane activities such as driving an ...
Long-term untreated blepharitis can lead to eyelid scarring, excess tearing, difficulty wearing contact lenses, development of a stye (an infection near the base of the eyelashes, resulting in a painful lump on the edge of the eyelid) or a chalazion (a blockage/bacteria infection in a small oil gland at the margin of the eyelid, just behind the ...
Blepharitis is the irritation of the lid margin, where eyelashes join the eyelid. The eyelids are red and itching, the skin often becomes flaky, and the eyelashes may fall out. Distichiasis is the abnormal growth of lashes from certain areas of the eyelid. Trichiasis refers to ingrown eyelashes. Eyelashes may become infested with parasitic crab ...
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Trichiasis (/ t r ɪ k i ˈ eɪ s ɪ s / trik-ee-AY-sis, / t r ɪ ˈ k aɪ ə s ɪ s / tri-KEYE-ə-sis) [1] is a medical term for abnormally positioned eyelashes that grow back toward the eye, touching the cornea or conjunctiva. This can be caused by infection, inflammation, autoimmune conditions, congenital defects, eyelid agenesis and trauma ...