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18-1 COMPONENTS OF THE ENDOCRINE SYSTEM FIGURE 17.1
18-1 COMPONENTS OF THE ENDOCRINE SYSTEM FIGURE 17.1

... C. Treatment for Grave's disease includes drugs that prevent the synthesis of thyroid hormones, surgical removal of part of the thyroid gland, or radioactive iodine that destroys part of the thyroid gland. D. Thyroid storm results from large amounts of thyroid hormones. It usually occurs in untreate ...
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)

... hypothyroidism during pregnancy and the result obtained were discussed below. 5.1. Age pattern of the subclinical hypothyroid mothers. According to the obtained age pattern of subclinical hypothyroid mothers, it is evident that most of them belong to an age group 26-30 years (51.02%). 34.69% belong ...
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Thyroid Hormone Action Is Disrupted by Bisphenol A as an Antagonist
Thyroid Hormone Action Is Disrupted by Bisphenol A as an Antagonist

... Welfare has established the standards for regulations against BPA levels in food containers. The upper limit of emission is set to 2.5 ppm (␮g/liter), which is more than 90 ␮m. This level corresponds to world standards. The results in this study indicate that concentrations even below the upper limi ...
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THE ROLE OF GROWTH HORMONES IN THE DOMESTIC FOWL

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Maternal Thyroid and Glucocorticoid Hormone Interactions in Larval
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... hypothyroidal mothers, as well as protection of the fetus against exposure to excessive quantities (Burrow et al., 1994). The practice of clinical hormone replacement therapy for premature infants also underscores the early developmental importance of maternal endocrine contributions. The effectiven ...
TSH (Human) ELISA Kit
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... of primary and secondary hypothyroidism. Primary Congenital Hypothyroidism (CH) occurs in 1 out of every 3,000 to 7,000 infants and is caused by athyroidism and hypoplasia. If infants are screened for this disorder during their first month, then irreversible mental retardation an be prevented throug ...
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... increases the risk for neurodevelopmental abnormalities and may lead to a decreased IQ in the progeny (de Escobar et al., 2004). Children can also develop hypothyroidism after birth due to an agenesis or dysgenesis of the thyroid gland (De Felice and Di Lauro, 2004). Congenital hypothyroid newborns ...
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The Free Hormone Hypothesis and
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... hold for hormone bound to slowly dissociating endogenous antihormone antibodies. Clinical chemists should therefore note that, if the Robbins-Rall model is essentially valid [as claimed by, e.g., Mendel et al. (3,4)], the free hormone hypothesis is likely to break down when serum TH antibodies are p ...
Mild Growth Hormone Deficiency Versus Mild Cortisol Deficiency
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... hormone deficiency does not exist. This article suggested that growth hormone deficiency should only be treated if it is severe and if the patient has other pituitary hormone deficiencies. In fact, many insurance companies require that the patient has at least 2 to 3 other pituitary hormone deficien ...
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Hyperthyroidism



Hyperthyroidism, also known as over active thyroid and hyperthyreosis, is the condition that occurs due to excessive production of thyroid hormone by the thyroid gland. Thyrotoxicosis is the condition that occurs due to excessive thyroid hormone of any cause and therefore includes hyperthyroidism. Some, however, use the terms interchangeably. Signs and symptoms vary between people and may include irritability, muscle weakness, sleeping problems, a fast heartbeat, poor tolerance of heat, diarrhea, enlargement of the thyroid, and weight loss. Symptoms are typically less in the old and during pregnancy. An uncommon complication is thyroid storm in which an event such as an infection results in worsening symptoms such as confusion and a high temperature and often results in death. The opposite is hypothyroidism, when the thyroid gland does not make enough thyroid hormone.Graves' disease is the cause of about 50% to 80% of case of hyperthyroidism in the United States. Other causes include multinodular goiter, toxic adenoma, inflammation of the thyroid, eating too much iodine, and too much synthetic thyroid hormone. A less common cause is a pituitary adenoma. The diagnosis may be suspected based on signs and symptoms and then confirmed with blood tests. Typically blood tests show a low thyroid stimulating hormone (TSH) and raised T3 or T4. Radioiodine uptake by the thyroid, thyroid scan, and TSI antibodies may help determine the cause.Treatment depends partly on the cause and severity of disease. There are three main treatment options: radioiodine therapy, medications, and thyroid surgery. Radioiodine therapy involves taking iodine-131 by mouth which is then concentrated in and destroys the thyroid over weeks to months. The resulting hypothyroidism is treated with synthetic thyroid hormone. Medications such as beta blockers may control the symptoms and anti-thyroid medications such as methimazole may temporarily help people while other treatments are having effect. Surgery to remove the thyroid is another option. This may be used in those with very large thyroids or when cancer is a concern. In the United States hyperthyroidism affects about 1.2% of the population. It occurs between two and ten times more often in women. Onset is commonly between 20 and 50 years of age. Overall the disease is more common in those over the age of 60 years.
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