Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «G»:
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GM2-gangliosidosis, B variant
GM2-gangliosidosis, B variant:
This disorder known as Tay-Sachs disease (TSD) is concisely
defined by OMIM (Online Mendelian Inheritance in Man) as "an autosomal recessive, progressive neurodegenerative disorder, which in the classic infantile form, is usually fatal by age 2 or 3 years, results fro...
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GM2-gangliosidosis, type 1
GM2-gangliosidosis, type 1:
This disorder known as Tay-Sachs disease (TSD) is concisely defined by OMIM (Online Mendelian Inheritance in Man) as "an autosomal recessive, progressive neurodegenerative disorder, which in the classic infantile form, is usually fatal by age 2 or 3 years, results from de...
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Gnashing
Gnashing: Grinding the teeth. More formally called "bruxism."
Gnashing, or bruxism, is due to clenching of the teeth other than in chewing and is associated with forceful lateral or protrusive jaw movements. This results in grinding or rubbing the teeth together.
Gnashing usually occurs during s...
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Gnathostomiasis
Gnathostomiasis: A disease due to the migration of an immature roundworm called Gnathostoma. Migration just under the skin causes migratory, painful, itchy swellings. Migration to other tissues can result in cough, blood in the urine, eye involvement and, most seriously, meningitis and encephalitis...
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God bless you
God bless you: Interjection used especially when someone has sneezed. In this situation, "God bless you" is more or less equivalent to saying "Gesundheit."
In German "Gesundheit" means "health" (and "sanity"). Wishing "good health" was once thought to hold off the illness that might follow a snee...
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Godfrey Hounsfield
Godfrey Hounsfield: See: Hounsfield, Godfrey....
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Goiter
Goiter: Enlargement of the thyroid gland.
A goiter is not cancerous. It is simply a thyroid gland that is bigger than usual.
A goiter can be associated with levels of thyroid hormone that are normal (euthyroid), too high (hyperthyroid) or too low (hypothyroid)....
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Goiter, diffuse toxic
Goiter, diffuse toxic: Graves disease, the most common cause of hyperthyroidism (overactivity of the thyroid gland), with generalized diffuse overactivity ("toxicity") of the entire thyroid gland which becomes enlarged into a goiter.
There are three clinical components to Graves disease:
Hyperth...
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Goiter, iodide
Goiter, iodide: Just as too little iodine can cause
thyroid disease, so may prolonged intake of too much iodine also lead to the development
of goiter (swelling of the thyroid gland) and hypothyroidism (abnormally low thyroid
activity). Certain foods and medications contain large amounts of iodine. ...
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Goiter, toxic multinodular
Goiter, toxic multinodular: Condition in which the
thyroid gland contains multiple lumps (nodules) that are overactive and produce excess
thyroid hormones. This condition is also known as Parry's disease or Plummer's
disease....
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Goiter-deafness syndrome
Goiter-deafness syndrome: See Pendred syndrome....
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Goitrogenic foods
Goitrogenic foods: Goitrogenic are foods that can affect thyroid function by inhibiting synthesis of thyroid hormones,
resulting in enlargement of the gland (goiter). Goitrogenic foods include Brussel sprouts, kohlrabi, turnips, rutabaga, radishes, cabbage, kale, and cauliflower....
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GOLD
GOLD: The Global Initiative for Chronic Obstructive Lung Disease (GOLD), a collaborative project of the US National Heart, Lung, and Blood Institute (NHLBI) and the World Health Organization (WHO). Its goals are to increase awareness of COPD (chronic obstructive pulomonary disease) and to decrease m...
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GOLD-0
GOLD-0: One of the stages of chronic obstructive lung disease (COPD), according to the Global Initiative for Chronic Obstructive Lung Disease (GOLD).
GOLD-0 is stage 0 in the GOLD classification of COPD and indicates "at risk" for COPD. GOLD-0 is characterized by chronic cough and sputum production...
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GOLD-1
GOLD-1: One of the stages of chronic obstructive lung disease (COPD), according to the Global Initiative for Chronic Obstructive Lung Disease (GOLD).
GOLD-1 is stage I in the GOLD classification of COPD and indicates "mild COPD." This stage is characterized by mild airflow limitation and usually, b...
