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Introduction. The definition of pyrexia of unknown origin (PUO) dates back to 1961; it was described as a persistent fever above 38.3°C (100°F) that evades diagnosis for at least 3 weeks, including 1 week of investigation in hospital. 1 This definition has evolved with faster and more accurate diagnostic techniques and changing models of care, and a week of hospitalisation is no longer ...
The meaning of UNKNOWN is not known or not well-known; also : having an unknown value. How to use unknown in a sentence. ... fear of the unknown; of unknown origin ...
Dec 5, 2023 · facetious (adj.) facetious. (adj.) "sportive, playful," 1590s, from French facétieux (16c.), from facétie "a joke" (15c.), from Latin facetiae "jests, witticisms" (singular facetia ), from facetus "witty, elegant, fine, courteous," which is of unknown origin, perhaps related to facis "torch." Formerly often in a good sense, "witty, full of ...
Find 133 different ways to say ORIGIN, along with antonyms, related words, and example sentences at Thesaurus.com.
We know that languages have rules about phonotatics and the way words are formed. Historically, we also know that there are PIE roots that have semantically influenced today's lexicon. *ghel- (2) Proto-Indo-European root meaning "to shine;" it forms words for "gold" (the "bright" metal), words denoting colors, especially "yellow" and "green ...
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Definition. Fever of unknown origin (FUO) refers to the presence of a documented fever for a specified time, for which a cause has not been found after a basic medical evaluation. The classic criteria developed in 1961 included: temperature greater than 101 °F (38.3 °C), for at least three weeks, and inability to find a cause after one week ...
