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Keratomalacia is ulceration of the cornea
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∙ 13y ago
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What is the deficient nutrient that causes keratomalacia?
Vitamin A
What part of the body is affected most by keratomalacia?
Keratomalacia is a disorder of the eye. More specifically it is a degeneration of the cornea from vitamin A deficiency. It is with associated dryness that can lead to corneal thinning and perforation.
What is the medical term meaning abnormal softening of the cornea?
Keratomalacia is abnormal softening of the cornea.
What is one of the first signs of a dietary deficiency of vitamin a?
Bitot spots are the first sign to appear on the eyes. These are triangular shiny spots appear. Base of the triangle is towards the cornea. They are formed because of the thickening of the conjunctiva probably. Then you get the sign called as Keratomalacia. Then corneal ulcer.
What is the deficiency name for vitamin A?
Nyctalopia (night blindness) is one of the first signs of deficiency of Vitamin A. moreover, deficiency of this vitamin can also produce Xerophthalmia (a medical condition in which the eye fails to produce tears), keratomalacia (an eye disorder resulting when the cornea becomes totally opaque and occurs blindness), and complete blindness since Vitamin A has a major role in phototransduction.
What might happen to a person whose diet is deficient in vitamin A and vitamin D?
You get the symptoms and signs of vitamin A deficiency. Those are night blindness, Bitot's spots, keratomalacia and corneal ulcers and blindness. Your diet is usually deficient in vitamin D, unless you eat fish, specially fish liver. You get the vitamin D in presence of sunlight. Sub-clinical deficiency of vitamin D is very common, probably.
What desease is caused by the lack of vitamin a?
It's known as vitamin A deficiency. Signs and symptoms include:Nyctalopia (poor adaptation to darkness)Xerophthalmia (pathologic dryness of the conjunctiva and and cornea)Keratomalacia (softening of the cornea)Corneal perforationBlindness (due to a lack of visual pigments)Bitot spots (white plaques of keratinized epithelial cells)Dry skin and hairFollicular hyperkeratosis (due to clogging of hair follicles)Pruritus (skin itching)
What are the earliest signs of vitamin A deficiency?
The most common symptom of vitamin A deficiency is impaired vision. Vitamin A deficiency can cause blindness, night blindness and also failure to produce tears. Vitamin C deficiency causes Rickets ( impaired growth, weakening of bones) osteomalacia in adults ie. softening of bones , bending of spine etc.
What happens when you don't eat enough vitamin a?
MayoClinic.com website can give you a thorough answer on this question. You can also subscribe to their newsletter online, free of charge. They are located in Rochester, Minnesota and considered one of the best medical facilities in the world.
Vitamin A deficiency can lead to which disease?
No specific disease is caused by Vitamin E deficiency, however such may cause a number of neurological conditions that are related to poor nerve conduction.Symptoms of vitamin E deficiency can include:dysathria - a motor-speech disorderdeep tendon reflex absensevibratory sensation lossproprioception - dysfunction of the awareness of the movement of one's body.positive Babinski sign - a reflex that is present in infants but not in healthy adults.anemiaretinopathyimpaired immune responsemale-infertility
What is vitamin A needed for?
== == Vitamin A (retinol) essential in the formation and maintenance of healthy teeth, skeletal and soft tissue, mucous membranes, and skin. Vitamin A is essential to your body. It enables you to have good eyesight. Vitamin A is found in lots of vegetables. Ex: Carrots, Cucumbers, Broccoli, Peas
What is the name of the vitamin A deficiency disease?
Rickets
