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Stye. A stye, also known as a hordeolum, is a bacterial infection of an oil gland in the eyelid. [ 4] This results in a red tender bump at the edge of the eyelid. [ 1][ 5] The outside or the inside of the eyelid can be affected. [ 3]
A chalazion may occur following a stye or from hardened oils blocking the gland. [2] The blocked gland is usually the meibomian gland, but can also be the gland of Zeis. [8] A stye and cellulitis may appear similar. [2] A stye, however, is usually more sudden in onset, painful, and occurs at the edge of the eyelid. [2] Cellulitis is also ...
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] Untreated, repeated trachoma infections can result in a ...
Dacryocystitis. Dacryocystitis is an infection of the lacrimal sac, secondary to obstruction of the nasolacrimal duct at the junction of lacrimal sac. [ 1] The term derives from the Greek dákryon ( tear ), [ 2] cysta (sac), and -itis ( inflammation ). It causes pain, redness, and swelling over the inner aspect of the lower eyelid and epiphora ...
Orbital cellulitis is inflammation of eye tissues behind the orbital septum. It is most commonly caused by an acute spread of infection into the eye socket from either the adjacent sinuses or through the blood. It may also occur after trauma. When it affects the rear of the eye, it is known as retro-orbital cellulitis .
The following are not classified as diseases of the eye and adnexa (H00-H59) by the World Health Organization: [ 4] (B36.1) Keratomycosis — fungal infection of the cornea. (E50.6-E50.7) Xerophthalmia — dry eyes, caused by vitamin A deficiency. (Q13.1) Aniridia — a rare congenital eye condition leading to underdevelopment or even absence ...
Any condition that affects the eyelid is called eyelid disorder. The most common eyelid disorders, their causes, symptoms and treatments are the following: Eyelid affected by stye. Hordeolum is an infection of the sebaceous glands of Zeis usually caused by Staphylococcus aureus bacteria, similar to the more common condition Acne vulgaris. It is ...
Digital-related eye strain is marked by symptoms that can include dry, achy or even painful eyes; blurry vision; burning, stinging or redness; watery eyes or the sensation of having sand or ...