Disease or Syndrome
hypothyroidism
hy·po·thy·roid·ism [ hahy-puh-thahy-roi-diz-uhm ]
Subclass of:
Thyroid Diseases
Etymology:
Greek hypo = under + thyroid (thyreos = a shield + eidos = resemblance) + -ism = condition
Also called:
Myxedema
Definitions related to hypothyroidism:
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A disease in which the thyroid gland does not make enough thyroid hormone.Harvard Dictionary of Health TermsHarvard Medical Publishing, 2011
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A syndrome that results from abnormally low secretion of THYROID HORMONES from the THYROID GLAND, leading to a decrease in BASAL METABOLIC RATE. In its most severe form, there is accumulation of MUCOPOLYSACCHARIDES in the SKIN and EDEMA, known as MYXEDEMA. It may be primary or secondary due to other pituitary disease, or hypothalamic dysfunction.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Abnormally low levels of thyroid hormone.NCI ThesaurusU.S. National Cancer Institute, 2021
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Deficiency of thyroid gland activity; characterized by decreased basal metabolic rate, fatigue and lethargy, sensitivity to cold, and menstrual disturbances; untreated it progresses to myxedema; in infants severe hypothyroidism leads to cretinism.CRISP ThesaurusNational Institutes of Health, 2006
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Deficiency of thyroid hormone.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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Reduced secretion of thyroid hormone(s) by the thyroid gland.NICHD Pediatric TerminologyU.S. National Cancer Institute, 2021
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Too little thyroid hormone. Symptoms include weight gain, constipation, dry skin, and sensitivity to the cold.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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Hypothyroidism, or underactive thyroid, happens when your thyroid gland doesn't make enough thyroid hormones to meet your body's needs. Your thyroid is a small, butterfly-shaped gland in the front of your neck. It makes hormones that control the way the body uses energy. These hormones affect nearly every organ in your body and control many of your body's most important functions. For example, they affect your breathing, heart rate, weight, digestion, and moods. Without enough thyroid hormones, many of your body's functions slow down. But there are treatments that can help. Hypothyroidism has several causes. They include Hashimoto's disease, an autoimmune disorder where your immune system attacks your thyroid. This is the most common cause.; Thyroiditis, inflammation of the thyroid; Congenital hypothyroidism, hypothyroidism that is present at birth; Surgical removal of part or all of the thyroid; Radiation treatment of the thyroid; Certain medicines; In rare cases, a pituitary disease or too much or too little iodine in your diet. You are at higher risk for hypothyroidism if you Are a woman; Are older than age 60; Have had a thyroid problem before, such as a goiter; Have had surgery to correct a thyroid problem; Have received radiation treatment to the thyroid, neck, or chest; Have...MedlinePlusU.S. National Library of Medicine, 2021
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A disorder characterized by a decrease in production of thyroid hormone by the thyroid gland.Common Terminology Criteria for Adverse EventsU.S. National Institutes of Health, 2021
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Hypothyroidism is thyroid hormone deficiency. It is diagnosed by clinical features such as a typical facial appearance, hoarse slow speech, and dry skin and by low levels of thyroid hormones. Management includes administration of thyroxine.Merck & Co., Inc., 2020
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Hypothyroidism is a common endocrine disorder resulting from deficiency of thyroid hormone. It usually is a primary process in which the thyroid gland is unable to produce sufficient amounts of thyroid hormone.WebMD, 2019
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Hypothyroidism (underactive thyroid) is a condition in which your thyroid gland doesn't produce enough of certain crucial hormones.Mayo Foundation for Medical Education and Research
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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...Encyclopedia Britannica, Inc., 2020
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