Category: Encyclopedia of the Eye

ABLEPHARIA

Ablepharia is a condition that refers to a lack of eyelids. It can be congenital or acquired (injury, gangrene, lupus). It is replaced with blepharoplasty.

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Iritis

IRITIS

Iritis is a type of anterior uveitis and refers to inflammation of the iris of the eye. Causes: Physical trauma of the eye, inflammatory and autoimmune diseases: ankylosing spondylitis and other disorders associated with HLA-B27, iridocyclitis and other forms of choroids inflammation, rheumatoid arthritis, Behçet’s disease, Crohn’s disease, Lupus, Reiter’s disease, chronic psoriasis, sarcoidosis, scleroderma, […]

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xanthelasma

XANTHELASMA

Xanthelasma is a painless flat yellowish protrusion on the medial parts of the eyelid. It is built from clusters of lipoid cells. Appearance of xanthelasma is associated with hyperlipemia. It has no medical meaning, but is usually surgical removed for cosmetic reasons. Apart from the eyelids, xanthelasma occurs over the upper thighs and the gastric […]

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SIMBLEPHARON

It is a scar splicing of the eyelid with the eyeball. Most often it is the result of chemical damage to the eye, and trachoma.     Treatment: Surgical – transplantation of oral mucosa at the place of scar conjunctiva.

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SCLERITIS

SCLERITIS

Inflammation of the sclera usually exceeds to uvea. It appears as painful swelling of the sclera with a strong episcleral and ciliary hyperemia. It is followed by intense pain to touch and at movement of the eye. It can reach up to any part of sclera. Anterior scleritis is easy to diagnose already with external […]

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lagophtalmus

LAGOPHTALMUS

It is a condition in which the eyelid cannot cover the eyeball so the cornea and conjunctiva become dry and prone to inflammation (keratitis e lagophthalmo).   Causes: This occurs because of the orbicular muscle weakness caused by facial nerve palsy due to severe exophthalmos and eyelid tissue defect. Treatment: The cause of lagophtalmus should […]

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OCULAR SYMPTOMS OF BRAIN TUMOR

In about 60% of patients with brain tumors there are also ocular symptoms present, and they are as follows: optic disc edema, sixth nerve palsy, wide rigid pupils and headaches. Knowledge of ocular symptoms is important for the localization of the tumor. Tumors of the frontal lobe cause a change in the character of a […]

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EPISCLERITIS

EPISCLERITIS

It is the inflammation of episclera and the superficial part of the sclera, of unknown cause. It appears as a flat or slightly elevated area of much dilated blood vessels of the conjunctiva or episclera, usually in the temporal part of the scelra. The pain is not severe in episcleritis, and vessels of the conjunctiva […]

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KERATITIS

KERATITIS

Keratitis is the inflammation of the cornea of the eye. There is difference between superficial keratitis which involves the superficial layers of the cornea and usually does not leave a scar; and deep keratitis which involves deeper layers of the cornea and usually leaves a scar which impairs vision if it is near the visual […]

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TUMORS OF THE UVEA

  MELANOMA Melanoma is the most common malign tumor of the uvea. It arises primarily from the pigmented cells of the uvea. It looks like a brown flat or protruding nodule. Melanoma of the iris is usually easy to notice, so it is early revealed, and thus successfully treated. Each new pigmentation in the iris […]

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