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  2. Dry eye syndrome - Wikipedia

    en.wikipedia.org/wiki/Dry_eye_syndrome

    Frequency. ~20% [5] Dry eye syndrome, also known as keratoconjunctivitis sicca, is the condition of having dry eyes. [2] Symptoms include dryness in the eye, irritation, redness, discharge, blurred vision, and easily fatigued eyes. Symptoms range from mild and occasional to severe and continuous. [3]

  3. Blepharitis - Wikipedia

    en.wikipedia.org/wiki/Blepharitis

    Blepharitis is characterized by chronic inflammation of the eyelid, usually at the base of the eyelashes. [3] [4] [5] Symptoms include inflammation, irritation, itchiness, a burning sensation, excessive tearing, and crusting and sticking of eyelids. [3] [4] Additional symptoms may include visual impairment such as photophobia and blurred vision.

  4. Conjunctivitis - Wikipedia

    en.wikipedia.org/wiki/Conjunctivitis

    3–6 million per year (US) [1] [3] Conjunctivitis, also known as pink eye, [4] is inflammation of the outermost layer of the white part of the eye and the inner surface of the eyelid. [5] It makes the eye appear pink or reddish. [1] Pain, burning, scratchiness, or itchiness may occur. [1] The affected eye may have increased tears or be "stuck ...

  5. Episcleritis - Wikipedia

    en.wikipedia.org/wiki/Episcleritis

    Episcleritis is a benign, self-limiting inflammatory disease affecting part of the eye called the episclera. The episclera is a thin layer of tissue that lies between the conjunctiva and the connective tissue layer that forms the white of the eye ( sclera ). Episcleritis is a common condition, and is characterized by the abrupt onset of ...

  6. Uveitis - Wikipedia

    en.wikipedia.org/wiki/Uveitis

    Uveitis. Uveitis ( / ˌjuːvi.aɪtɪs /) is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. [1] The uvea consists of the middle layer of pigmented vascular structures of the eye and includes the iris, ciliary body, and choroid.

  7. Keratoconjunctivitis - Wikipedia

    en.wikipedia.org/wiki/Keratoconjunctivitis

    Keratoconjunctivitis is a term used to describe inflammation of both the cornea (the clear, front part of the eye) and the conjunctiva (the thin, transparent membrane covering the white part of the eye and lining the inside of the eyelids). This condition can have various causes, and its presentation may vary depending on the underlying factors.

  8. List of ICD-9 codes 680–709: diseases of the skin and ...

    en.wikipedia.org/wiki/List_of_ICD-9_codes_680...

    682.7 Cellulitis / abscess, foot. 682.9 Cellulitis / abscess, unspec. 683 Lymphadenitis, acute. 684 Impetigo. 685 Pilonidal cyst. 685.0 Pilonidal cyst w/ abscess. 685.1 Pilonidal cyst, unspec. 686 Other local infections of skin and subcutaneous tissue. 686.0 Pyoderma.

  9. Allergic conjunctivitis - Wikipedia

    en.wikipedia.org/wiki/Allergic_conjunctivitis

    Allergic conjunctivitis ( AC) is inflammation of the conjunctiva (the membrane covering the white part of the eye) due to allergy. [1] Although allergens differ among patients, the most common cause is hay fever. Symptoms consist of redness (mainly due to vasodilation of the peripheral small blood vessels ), edema (swelling) of the conjunctiva ...