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What does pyrexia mean?
What is fever & pyrexia?
What temperature is considered pyrexia?
How is pyrexia classified?
Sep 4, 2023 · Fever, or pyrexia, is the elevation of an individual's core body temperature above a 'set-point' regulated by the body's thermoregulatory center in the hypothalamus.
Nov 21, 2023 · The term pyrexia means to have an increased body temperature above normal body temperature. The word originated in mid 18th century Greece from the word purexis or 'to be...
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Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Fever happens when the body's immune system responds to foreign invaders, such as bacteria, toxins, fungi, viruses, and even drugs.
Jul 14, 2016 · Fever has its etymological basis in Latin, meaning simply ‘heat’, and pyrexia comes from the Greek ‘pyr’, meaning fire or fever. Some sources use the terms interchangeably, whereas others preserve ‘fever’ to mean a raised temperature caused by the action of thermoregulatory pyrogens on the hypothalamus; for instance, in sepsis and ...
- Edward James Walter, Sameer Hanna-Jumma, Mike Carraretto, Lui Forni
- 10.1186/s13054-016-1375-5
- 2016
- Crit Care. 2016; 20: 200.
Fever or pyrexia in humans is a body temperature above the normal range due to an increase in the body's temperature set point in the hypothalamus. There is no single agreed-upon upper limit for normal temperature: sources use values ranging between 37.2 and 38.3 °C (99.0 and 100.9 °F) in humans.
- Temperature > between 37.2 and 44.8 °C (99.0 and 112.6 °F)
- Based on underlying cause, not required for fever itself
Oct 3, 2016 · Pyrexia (also named fever) is the altering upward of the thermoregulatory set point, often secondary to the systemic inflammatory response to a stimulus such as infection. The molecular basis is summarized in Fig. 1 [5, 6].
