What are the causes of iodine deficiency disorder?
Iodine deficiency occurs when the soil is poor in iodine, causing a low concentration in food products and insufficient iodine intake in the population. When iodine requirements are not met, the thyroid may no longer be able to synthesize sufficient amounts of thyroid hormone.
What are the causes and consequences of iodine deficiency?
Severe iodine deficiency is associated with an array of adverse effects, including goiter, cretinism, neonatal hypothyroidism, growth retardation, and increased risks of pregnancy loss and infant mortality (17). Thyroid hormone is particularly critical for fetal and infant neurodevelopment.
Which disease is caused by deficiency of iodine 6?
Deficiency of iodine in diet causes goitre.
What is iodine deficiency called?
Congenital iodine deficiency syndrome, previously known as cretinism, is a condition associated with iodine deficiency and goiter, commonly characterised by mental deficiency, deafness, squint, disorders of stance and gait and stunted growth due to hypothyroidism.
Where is iodine deficiency most common?
Iodine deficient soils are most common in inland regions, mountainous areas and areas of frequent flooding, but can also occur in coastal regions (2). This arises from the distant past through glaciation, compounded by the leaching effects of snow, water and heavy rainfall, which removes iodine from the soil.
What is the first symptom of iodine deficiency?
1. Swelling in the Neck. Swelling in the front of the neck is the most common symptom of an iodine deficiency. This is called a goiter and occurs when the thyroid gland grows too big.
What are the deficiency of iodine?
Without enough iodine, your thyroid gland works harder. It can become swollen or enlarged (goiter). Sometimes the gland can’t make enough thyroid hormones – a condition called hypothyroidism. Iodine deficiency is more common in women.
Who is most at risk for iodine deficiency?
Women who restrict their dietary salt intake also have lower urinary iodine concentrations and might be more likely to be iodine deficient than women who don’t restrict salt intake [40].
Who is at risk of iodine deficiency?
Iodine deficiency affects about 2 billion people worldwide. It’s most common in developing countries where people may lack access to enough healthy food. But it can also affect people in developed countries who lack an adequate diet or whose bodies don’t correctly process iodine.
What are the symptoms of deficiency of iodine?
Symptoms of iodine deficiency and related thyroid disorders can include:
- Swelling of thyroid glands in the neck.
- A visible lump (goiter) on your neck.
- Weight gain, fatigue and weakness.
- Thinning hair.
- Dry skin.
- Feeling colder than usual.
- Slowed heart rate.
- Learning and memory difficulties.