Category: G
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Graphospasm
Pain in the hand and arm due to prolonged writing; also called writer’s cramp.
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Goose bump
Colloquial term for a skin reaction occurring in cold, fright, or stress; the arrector pili contract, causing the hairs of the skin to stand up; also called gooseflesh.
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Golgi cells
Type of nerve cell (neuron) found in the brain and spinal cord.
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Glycerine
Sweet, colorless preparation of glycerol used as a moisturizing agent for chapped skin; in suppositories; and as a sweetening agent in drugs; also called glycerin. A clear viscous liquid obtained by hydrolysis of fats and mixed oils and produced as a by-product in the manufacture of soap. It is used as an emollient in many…
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Glyburide
Oral antidiabetic that works by stimulating the release of insulin from the pancreas. Adverse effects include hypoglycemia, gastrointestinal disturbances, and skin rashes. An antidiabetic drug. Glyburide (Dia-Beta, Glynase PresTab, Micronase) is a member of a class of drugs called sulfonylureas. The drug is used in addition to diet to lower blood glucose levels in people…
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Glutethimide
Sedative used to treat some sleep disorders. Adverse effects include skin rashes and the possibility of dependence. A drug used to treat insomnia and other sleep disturbances. It is administered by mouth. Side-effects can include nausea, mental excitement, and skin rashes, and prolonged use may lead to dependence of the barbiturate type.
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Glucosuria
Abnormal presence of glucose in the urine, resulting from ingestion of large amounts of carbohydrates, kidney disease, diabetes, mellitus, or other metabolic disorder. The occurrence of glucose in the urine, which could either signal diabetes or simply be a unique trait of the kidney that causes it to release glucose into the urine. In the…
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Glossopyrosis
Burning sensation in the tongue.
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Glossoptosis
Abnormal downward or backward placement of the tongue. A dropping of the tongue downward from its normal position. It is a common, potentially life threatening finding in Pierre Robin syndrome.
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Glomus
Group of small arterial blood vessels, richly supplied with nerves, and connecting to veins. A small communication between a tiny artery and vein in the skin of the limbs. It is concerned with the regulation of temperature. Occasionally its malformation and overgrowth produces a small painful tender red swelling (glomus tumor). This may be cauterized…