Through the hormones it produces, the thyroid gland influences about
all of the metabolic processes in your body. Thyroid disorders can ambit
from a small, controllable goiter (enlarged gland) that needs no
analysis to life-threatening cancer. The a lot of accepted thyroid
problems absorb aberrant assembly of thyroid hormones. Too abundant
thyroid hormone after-effects in a action accepted as hyperthyroidism.
Insufficient hormone assembly leads to hypothyroidism.
Although the furnishings can be abhorrent or uncomfortable, a lot of
thyroid problems can be managed able-bodied if appropriately diagnosed
and treated.
What Causes Thyroid Problems?
All types of hyperthyroidism are due to an overproduction of thyroid hormones, but the action can action in several ways:
Graves' ache : The assembly of too abundant thyroid hormone
Toxic adenomas: Nodules advance in the thyroid gland and activate to
bury thyroid hormones, abashing the body's actinic balance; some goiters
may accommodate several of these nodules.
Subacute
thyroiditis: Inflammation of the thyroid that causes the gland to "leak"
balance hormones, consistent in acting hyperthyroidism that about lasts
a few weeks but may abide for months
Pituitary gland
malfunctions or annihilative growths in the thyroid gland: Although
rare, hyperthyroidism can aswell advance from these causes.
Hypothyroidism, by contrast, stems from an underproduction of thyroid
hormones. Since your body's activity assembly requires assertive amounts
of thyroid hormones, a bead in hormone assembly leads to lower activity
levels. Causes of hypothyroidism include:
Hashimoto's thyroiditis: In this autoimmune disorder, the physique
attacks thyroid tissue. The tissue eventually dies and stops bearing
hormones.
Removal of the thyroid gland: The thyroid may accept been surgically removed or chemically destroyed.
Exposure to boundless amounts of iodide: Cold and atrium medicines,
the affection anesthetic amiodarone, or assertive adverse dyes
accustomed afore some X-rays may betrayal you to too abundant iodine.You
may be at greater accident for developing hypothyroidism if you accept
had thyroid problems in the past.
Lithium: This biologic has aswell been active as a could cause of hypothyroidism.
Untreated for continued periods of time, hypothyroidism can accompany on
a myxedema coma, a attenuate but potentially baleful action that
requires actual hormone injections.
Hypothyroidism poses a appropriate crisis to newborns and infants. A
abridgement of thyroid hormones in the arrangement at an aboriginal age
can advance to the development of asininity (mental retardation) and
dwarfism (stunted growth). A lot of breed now accept their thyroid
levels arrested commonly anon afterwards birth. If they are hypothyroid,
analysis begins immediately. In infants, as in adults, hypothyroidism
can be due to these causes:
A pituitary disorder
A abnormal thyroid
Abridgement of the gland entirely
A hypothyroid baby is almighty abeyant and quiet, has a poor appetite, and sleeps for badly continued periods of time.
Cancer of the thyroid gland is absolutely attenuate and occurs in
beneath than 10% of thyroid nodules. You ability accept one or added
thyroid nodules for several years afore they are bent to be cancerous.
People who accept accustomed radiation analysis to the arch and close
beforehand in life, possibly as a antidote for acne, tend to accept a
higher-than-normal accident of developing thyroid cancer.
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