Which disease is caused by the deficiency of vitamin A?

Which disease is caused by the deficiency of vitamin A?

Vitamin A deficiency can lead to blindness, skin disease and growth retardation in children.

Where is vitamin A deficiency most common?

The World Health Organization has classified vitamin A deficiency as a public health problem affecting about one third of children aged 6 to 59 months in 2013, with the highest rates in sub-Saharan Africa (48 per cent) and South Asia (44 per cent).

How do I know if my vitamin A is low?

Getting adequate amounts of vitamin A from your diet should prevent the symptoms of deficiency, which include hair loss, skin problems, dry eyes, night blindness and increased susceptibility to infections. Deficiency is a leading cause of blindness in developing countries.

What foods are rich with vitamin A?

The best sources of vitamin A are:

  • Cod liver oil.
  • Eggs.
  • Fortified breakfast cereals.
  • Fortified skim milk.
  • Orange and yellow vegetables and fruits.
  • Other sources of beta-carotene such as broccoli, spinach, and most dark green, leafy vegetables.

What are the 3 forms of vitamin A?

Vitamin A can exist in three forms: retinol, retinal, and retinoic acid. Many tissues requiring vitamin A store the vitamin as an ester of retinal. Vitamin A is stored as fatty acyl esters of retinol in the lacrimal gland. It is also present as retinol in the tears of rabbits and humans.

What happens if you have a vitamin A deficiency?

Lack of vitamin A can result in the following deficiency diseases or disorders: Vitamin A is responsible for creating and repairing skin cells. Eczema and other skin problems are caused due to vitamin A deficiency that leads to dry, itchy skin. Eye problems are related to vitamin A deficiency.

Who is at highest risk for vitamin A deficiency?

Those at highest risk of deficiency are pregnant women, breastfeeding mothers, infants and children. Cystic fibrosis and chronic diarrhea may also increase your risk of deficiency. Here are 8 signs and symptoms of vitamin A deficiency.

What are the symptoms of a vitamin D deficiency?

Deficiency results in Scurvy and the symptoms are bleeding gums, swelling in joints and skin spots. The deficiency causes night blindness or nyctalopia and keratomalacia. If not treated it can lead to permanent blindness. The deficiency also weakens the immune system of our body.

What are diseases caused by lack of vitamins and minerals?

“Deficiency diseases are diseases that are caused by the lack of certain essential nutrients, especially vitamins and minerals, in one’s diet over a prolonged period of time.” What are Deficiency Diseases? A balanced diet is extremely important for the good health of a person.

Which disease is caused due to deficiency of vitamins?

  • Scurvy. The disease of pirates: the grey-death.
  • which causes the body to be unable to absorb or deposit calcium.
  • especially in countries where boiled rice is a staple.
  • Pellagra.

    What is the name of deficiency diseases in vitamin A?

    Overview. Vitamin deficiency anemia is a lack of healthy red blood cells caused when you have lower than normal amounts of certain vitamins. Vitamins linked to vitamin deficiency anemia include folate, vitamin B-12 and vitamin C. Vitamin deficiency anemia can occur if you don’t eat enough folate, vitamin B-12 or vitamin C.

    What causes a vitamin A deficiency?

    Primary vitamin A deficiency is caused by prolonged dietary deprivation. Secondary vitamin A deficiency is caused by reduced absorption, storage or transport of vitamin A.

    What are the nutritional deficiency diseases?

    Different types of deficiency diseases can be caused by insufficient intake and usage of iron or protein, and there are other diseases that occur when a person’s diet lacks or is too low in a certain vitamin. Among the most well known of these are beriberi, pellagra, pernicious anemia, scurvy, rickets, and osteomalacia.