xerophthalmia


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xe·roph·thal·mi·a

(zē'rof-thal'mē-ă),
Excessive dryness of the conjunctiva and cornea, which lose their luster and become keratinized; may result from local disease or due to a systemic deficiency of vitamin A.
[xero- + G. ophthalmos, eye]

xerophthalmia

/xe·roph·thal·mia/ (zēr″of-thal´me-ah) abnormal dryness and thickening of the conjunctiva and cornea due to vitamin A deficiency.

xerophthalmia

(zîr′əf-thăl′mē-ə)
n.
Extreme dryness and thickening of the conjunctiva, often resulting from a deficiency of vitamin A.

xer′oph·thal′mic adj.

xerophthalmia

[zir′ofthal′mē·ə]
Etymology: Gk, xeros + ophthalmos, eye
a condition of dry and lusterless corneas and conjunctival areas, usually the result of vitamin A deficiency and associated with night blindness.
Dryness of eyes, often due to decreased tear secretion, which occurs in Sjögren syndrome, autoimmune disorders—systemic lupus, rheumatoid arthritis, scleroderma, sarcoidosis—amyloidosis, hypothyroidism, vitamin A deficiency, and in periorbital lymphoproliferative disorders

xerophthalmia

Dry eye syndrome, see there.

xe·roph·thal·mi·a

(zēr'of-thal'mē-ă)
Excessive dryness of the conjunctiva and cornea, which lose their luster and become keratinized; may be due to local disease or to a systemic deficiency of vitamin A.
Synonym(s): xeroma.
[xero- + G. ophthalmos, eye]

xerophthalmia

Dryness of the eyes with thickening of the CONJUNCTIVA, occurring in vitamin A deficiency, PEMPHIGUS and autoimmune disorders such as SJOGREN'S SYNDROME. Artificial tears must be used constantly to maintain the essential film of water over the cornea.

Xerophthalmia

Xerophthalmia is a dry, thickened, lusterless condition of the eyeball resulting from vitamin A deficiency.

xerophthalmia

'dry eyes'; feature of SjÖgren's syndrome; treated by methyl cellulose eye drops ('crocodile tears')

xerophthalmia 

Extreme dryness of the conjunctiva and cornea due to a failure of the secretory activity of the mucin-secreting goblet cells of the conjunctiva. The conjunctiva and cornea lose their lustre and become skin-like in appearance. The condition may even propagate to the cornea and give rise to keratoconjunctivitis sicca and, if severe, keratomalacia. Xerophthalmia may be due to trauma, exposure or systemic deficiency of vitamin A, etc. Syn. xeroma; xerosis of the conjunctiva (if the cornea is not involved). See keratoconjunctivitis sicca; keratomalacia; mucin; Bitot's spot.

xe·roph·thal·mi·a

(zēr'of-thal'mē-ă)
Excessive dryness of the conjunctiva and cornea, which lose their luster and become keratinized; may be due to local disease or to a systemic deficiency of vitamin A.
Synonym(s): xeroma.
[xero- + G. ophthalmos, eye]

xerophthalmia (zir´ofthal´mēə),

n dryness of the conjunctiva caused by functional or organic disorders of the lacrimal apparatus. It may be found in vitamin A deficiency or Sjögren's syndrome and may follow chronic conjunctivitis.

xerophthalmia

abnormal dryness and thickening of the surface of the conjunctiva and cornea due to a deficiency of vitamin A or to local disease.
References in periodicals archive ?
It has been more than 70 years since Swedish ophthalmologist, Henrik Sjogren, described the triad of xerophthalmia, parotid enlargement, and arthritis.
They were reportedly healthy and had no signs of xerophthalmia.
For example, the need to obtain adequate vitamin A to prevent xerophthalmia (a term used for a grouping of eye diseases) and night-blindness has been known for decades.
Vitamin deficiencies caused by a bad diet can lead to serious health problems, including xerophthalmia.
She had xerophthalmia, arthralgias, and Raynaud's phenomenon, and was diagnosed with an undifferentiated connective tissue disorder, Dr.
The lesions resolved in 2 days, but she began to experience bilateral conjunctival hyperemia and xerophthalmia.
So according to the WHO criteria, Xerophthalmia does not appear to be a problem of a public health significance in these two provinces.
Another symptom of deficiency is xerophthalmia (inflammation of the conjunctiva of the eye), characterized by a thickened, lusterless appearance of the eyeball, accompanied by itching, reddening, and intense photophobia (light sensitivity).
Not only does it cause xerophthalmia - the leading cause of childhood blindness in developing countries - but it also has broader consequences in terms of child morbidity and mortality by leading to greater susceptibility to various diseases such as respiratory infections, diarrhoea and measles.
Studies in Indonesia in 1982 of 4000 preschool children to identify dietary and other factors responsible for night blindness and xerophthalmia found that children with even mild xerophthalmia died at a greater rate than their peers without evidence of xerophthalmia (Sommer, Hussaini, Tarwotjo, & Susanto, 1983).
Severe vitamin A deficiency can leadto xerophthalmia (dry-eye disease), a leading cause of blindness among children in the developing world.
It can also help prevent and reverse one of the most severe effects of vitamin A deficiency, xerophthalmia, a disorder of the eye that can lead to permanent blindness.