Which condition is caused by an extreme deficiency of thyroid secretion?
Hypothyroidism, a deficiency in hormone production by the thyroid gland. Hypothyroidism usually results from a disorder of the thyroid gland, in which case it is described as primary hypothyroidism. Congenital primary hypothyroidism is caused by lack of or abnormal development of the thyroid in…
Which condition is an imbalance of metabolism caused by the overproduction of thyroid hormones?
Hyperthyroidism is a condition where your thyroid is overactive and releases too many T4 and T3 hormones into your bloodstream, creating a hormonal imbalance and causing your metabolism to speed up. The most common cause of hyperthyroidism is an autoimmune condition called Graves’ disease.
Which hormone secreted by the thyroid gland is known as T4?
The thyroid gland produces thyroxine (referred to as T4), which is a relatively inactive prohormone. The highly active hormone is triiodothyronine (referred to as T3).
What happens thyrotoxicosis?
Hyperthyroidism (overactive thyroid) occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your body’s metabolism, causing unintentional weight loss and a rapid or irregular heartbeat.
Who is most at risk for developing hyperthyroidism?
Hyperthyroidism can happen at any age, but it is more common in people aged 60 and older. Graves disease (one cause of hyperthyroidism) is more likely to occur between ages 40-60 years old.
What is the root cause of hyperthyroidism?
Graves’ disease, an autoimmune disorder, is the most common cause of hyperthyroidism. It causes antibodies to stimulate the thyroid to secrete too much hormone. Graves’ disease occurs more often in women than in men. It tends to run in families, which suggests a genetic link.
What are the symptoms of hyperthyroidism in males?
General symptoms of hyperthyroidism
- unexpected weight loss, even when food consumption and appetite remain unchanged.
- irregular heartbeat.
- heart palpitations.
- nervousness.
- irritability.
- fatigue.
- tremor (usually trembling of the fingers and hands)
- sweating.