Mindblown: a blog about philosophy.
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17-ketosteroid
One of a group of neutral steroids having a ketone group in carbon position 17. They are produced by the adrenal cortex and gonads and appear normally in the urine. Among them are androsterone, dehydroisoandrosterone, corticosterone, and 11-hydroxyisoandrosterone. Agreater than normal or less than normal excretion in the urine is indicative of certain endocrine disorders…
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Ketone body
One of a number of substances that increase in the blood as a result of faulty carbohydrate metabolism. Among them are β-hydroxybutyric acid, acetoacetic acid, and acetone. They increase in persons with untreated or inadequately controlled diabetes mellitus and are the primary cause of acidosis. They may also occur in other metabolic disturbances.
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Ketolide
A derivative of the macrolide antibiotics, modified by the addition of a ketone to the macrolide structure. Telithromycin is a ketolide.
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Ketoaciduria
The presence of keto acids in the urine.
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Kerosene
A flammable liquid fuel distilled from petroleum. It is used as a solvent as well as a fuel source.
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Kerley lines
Lines present on chest radiographs of patients with any disease that causes thickening or infiltration of the interlobular septa. Those in the costophrenic angle area are called Kerley B lines, and those extending peripherally from the hilum are termed Kerley A lines. Kerley C lines are fine lines in the middle of pulmonary tissue.
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Keratouveitis
Inflammation of both the cornea and the uveal tract (i.e., of both the cornea and the iris, ciliary body, and choroid).
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Keratosis senilis
An inaccurate synonym for actinic keratosis, which is caused by accumulated ultraviolet light exposure, not by aging. A dermatological condition that manifests in elderly individuals, marked by the development of brownish, wart-like growths, primarily occurring on the face, backs of the hands and feet, and areas exposed to the elements such as wind and sunlight.…
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Keratosis punctata
Discrete horny projections from the sweat pores of the palms and soles.
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Keratosis pharyngis
Horny projections from the pharyngeal tonsils and adjacent lymphoid tissue.
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