Bitot's spots

(redirected from Bitot's spot)
Also found in: Encyclopedia.

Bitot's spots

[bitōz′]
Etymology: Pierre Bitot, French surgeon, 1822-1888
white or gray triangular deposits on the bulbar conjunctiva adjacent to the lateral margin of the cornea, a clinical sign of vitamin A deficiency. Also called Bitot's patches.
enlarge picture
Bitot's spots

Bitot's spots

Foamy white patches in the CONJUNCTIVA at the corners of the eyes, strongly suggestive of vitamin A deficiency. (Pierre Bitot, 1822–1888, French physician).

Bitot's spots

Bitot's spots are superficial, foamy gray, triangular spots on the white of the eyeball.
Mentioned in: Vitamin A Deficiency
References in periodicals archive ?
0 Bitot's spot 2 1 Lacrimation and redness 4 2 Normal eyes 183 91.
2% of women had night blindness and Bitot's spots respectively while 8.
The prevalence rate of Bitot's spot in children exceeded the WHO criterion of 0.
The prevalence of Bitot's spot, corneal xerosis, and corneal scar was found to be higher among boys (26%, 1.
The prevalence of Bitot's spot was much higher in comparison to the figures reported by NNMB, [12] where 0.
The children were examined for the following clinical signs of VAD: (i) Bitot's spot (X1B) and (ii) Corneal xerosis (X2).
These included 56% Bitot's Spots with Conjuntival Xerosis, 11% with Corneal Ulceration, 17% with Bitot's Spots, 1% with Corneal Xernsis and 3% with Corneal Scars, and 9% were having night blindness (7).
71%) Age of Group Night Blindness+ Total Bitot's Spots 0-3 years 0 2 (.
The xerophthalmia outcome was diagnosed when Bitot's spots, specific active corneal lesions, or night blindness occurred.
Though literature wise vitamin A deficiency is a major problem in many of the developing countries, Bitot's spots was noticed only in 1 child (0.
9% had evidence of bronchopneumonia radiologically and one child developed Bitot's spots and conjunctival xerosis.
1] The prevalence of Bitot's spots may be highest in school age group but their occurrence may reflect past more than current history of VAD.