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Related to hypothyroidism: hyperthyroidism, Levothyroxine


see thyroid glandthyroid gland,
endocrine gland, situated in the neck, that secretes hormones necessary for growth and proper metabolism. It consists of two lobes connected by a narrow segment called the isthmus. The lobes lie on either side of the trachea, the isthmus in front of it.
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The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



decreased functioning of the thyroid gland. Hypothyroidism is a mild form of myxedema. Its basic symptoms are fatigue, slowing down of physical and mental activity, somnolence, sluggishness, decreased memory, sensitivity to cold, puffiness of the face, edematous eyelids, dryness of skin, loss of hair, constipation, and lowered basal metabolism. The treatment for hypothyroidism is hormone therapy.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.


Condition caused by deficient secretion of the thyroid hormone.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Hypothyroidism, or underactivity of the thyroid gland, affects the function of many organs in the body, elevating blood cholesterol levels and increasing the risk of heart attacks, heart failure, and stroke.
Hence, it is possible that children with thalassemia have high prevalence of hypothyroidism. Thyroid profile was evaluated in children of thalassemia major and the outcome were correlated with serum ferritin levels.
Hypothyroidism has been considered a remote cause of pleural effusion, pericardial effusion and ascites but it is rare to find any of these as sole presentation of hypothyroidism.
"Some of the most common symptoms that one may experience during hypothyroidism include tiredness, constipation, feeling cold and dry skin and hair.
Symptoms of hypothyroidism tend to develop slowly, over a number of years, progressively becoming more serious.
The BTF says autoimmune thyroid disease, where the immune system attacks the thyroid cells, is the biggest cause of hypothyroidism. The most common form is Hashimoto's thyroiditis.
For half of the infants ultimately diagnosed, congenital hypothyroidism was not detected during the initial newborn screening.
Study on post-radiotherapy hypothyroidism in headneck cancer patients is mostly retrospective, lack of postradiotherapy evaluation, small number of patients and is short period of follow-up.
Conclusion: Subclinical hypothyroidism is highly prevalent in our population with BMI of more than 29kg/ m2.
Studies have reported, elevated levels of total cholesterol (TC) and low-density lipoproteins (LDL) in overt hypothyroidism and hyperlipidemia being a well-known cardiovascular risk factor.
Congenital hypothyroidism is a pediatric disorder with an observed prevalence in the United States of one in 2,000-4,000 live births (3) and a prevalence in Utah of one in 2,800.
Subclinical hypothyroidism was 8.5%, clinical hypothyroidism was 4.9%, subclinical hyperthyroidism was 3.5% and clinical hyperthyroidism was found in 1.4% of type 2 diabetic patients.