| HUS | Haemolytic Uraemic Syndrome |
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| uraemic frost | Powdery deposits on the skin, especially the face, of urea and uric acid salts due to excretion of nitrogenous compounds in the sweat; seen in severe uraemia. Synonym: uridrosis crystallina. (05 Mar 2000) |
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| Reed-Frost theory of epidemics | A mathematical theory to explain how epidemics originate and continue. (05 Mar 2000) |
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| frost | 1. To injure by frost; to freeze, as plants. 2. To cover with hoarfrost; to produce a surface resembling frost upon, as upon cake, metals, or glass. "While with a hoary light she frosts the ground." (Wordsworth) 3. To roughen or sharpen, as the nail heads or calks of horseshoes, so as to fit them for frosty weather. Origin: Frostted; Frosting. 1. The act of freezing; applied chiefly to the congelation of water; congelation of fluids. 2. The state or temperature of the air which occasions congelation, or the freezing of water; severe cold or freezing weather. "The third bay comes a frost, a killing frost." (Shak) 3. Frozen dew; called also hoarfrost or white frost. "He scattereth the frost like ashes." (Ps. Cxlvii. 16) 4. Coldness or insensibility; severity or rigidity of character. "It was of those moments of intense feeling when the frost of the Scottish people melts like a snow wreath." (Sir W. Scott) Black frost, cold so intense as to freeze vegetation and cause it to turn black, without the formation of hoarfrost. <physics> Frost bearer, a philosophical instrument illustrating the freezing of water in a vacuum; a cryophous. <botany> Frost grape, an American grape, with very small, acid berries. Frost lamp, a lamp placed below the oil tube of an Argand lamp to keep the oil limpid on cold nights; used especially in lighthouses. Frost nail, a nail with a sharp head driven into a horse's shoe to keen him from slipping. Frost smoke, an appearance resembling smoke, caused by congelation of vapor in the atmosphere in time of severe cold. "The brig and the ice round her are covered by a strange black obscurity: it is the frost smoke of arctic winters." (Kane) Frost valve, a valve to drain the portion of a pipe, hydrant, pump, etc, where water would be liable to freeze. Jack Frost, a popular personification of frost. Origin: OE. Frost, forst, AS. Forst, frost. Fr. Freosan to freeze; akin to D. Varst, G, OHG, Icel, Dan, & Sw. Frost. 18. See Freeze. Source: Websters Dictionary (01 Mar 1998) |
| Frost, Albert | <person> U.S. Ophthalmologist, 1889-1945. See: Frost suture. (05 Mar 2000) |
| frost-blite | <botany> A plant of the genus Atriplex; orache. The lamb's-quarters (Chenopodium album). Source: Websters Dictionary (01 Mar 1998) |
| frost itch | A recurrent eczema appearing with the advent of cold weather. Synonym: frost itch, lumberman's itch, pruritus hiemalis, winter itch. (05 Mar 2000) |
| Frost suture | Intermarginal suture between the eyelids to protect the cornea. (05 Mar 2000) |
| haemolytic uraemic syndrome | <haematology, syndrome> A pathologic condition with involves the rupture (haemolysis) of red blood cells, subsequent anaemia, low platelet count and kidney failure. It is a syndrome of haemolytic anaemia, thrombocytopenia, and acute renal failure, with pathological finding of thrombotic microangiopathy in kidney and renal cortical necrosis. See: haemolytic anaemia. (12 Dec 1998) |
| uraemic | <medicine> Of or pertaining to uraemia; as, uraemic convulsions. Source: Websters Dictionary (01 Mar 1998) |
| uraemic breath | Characteristic odour of the breath in patients with chronic renal failure, variously described as "fishy," "ammoniacal," and "fetid," which is indicative of the systemic accumulation of volatile metabolites, usually excreted in the urine; dimethylamine and trimethylamine have been identified and correlated with the classic fishy odour. (05 Mar 2000) |
| uraemic colitis | Colitis characterised by haemorrhages in the mucosa, occurring in renal failure, possibly owing to the irritant effect of ammonia formed by breakdown of increased urea in the intestinal secretions. (05 Mar 2000) |
| uraemic coma | A metabolic encephalopathy caused by renal failure. (05 Mar 2000) |
| uraemic lung | Perihilar oedema of the lung associated with renal failure and hypertension; the peripheral parts of the lung remain clear. Synonym: uraemic pneumonia, uraemic pneumonitis. (05 Mar 2000) |
| uraemic pericarditis | Fibrinous pericarditis seen in chronic renal failure. (05 Mar 2000) |
| uraemic pneumonia | Terminal infective pneumonia occurring in a patient with uraemia. See: uraemic lung (05 Mar 2000) |
| uraemic pneumonitis | Perihilar oedema of the lung associated with renal failure and hypertension; the peripheral parts of the lung remain clear. Synonym: uraemic pneumonia, uraemic pneumonitis. (05 Mar 2000) |
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