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Fever
- 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).
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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.
- 2023/09/04
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].
- James F. Doyle, Frédérique Schortgen
- 10.1186/s13054-016-1467-2
- 2016
- Crit Care. 2016; 20: 303.
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). Pyrexia is one of the most common symptoms of numerous medical conditions.
Oct 15, 2010 · Classic adult pyrexia of unknown origin is fever of 38.3°C or greater for at least 3 weeks with no identified cause after three days of hospital evaluation or three outpatient visits. Common causes are infections, neoplasms, and connective tissue disorders.
- George M Varghese, Paul Trowbridge, Tom Doherty
- 2010
- Intracranial Hemorrhage
- Sepsis
- Anesthesia
- Hyperpyrexia in Children
In some cases, bleeding in the brain known as intracranial hemorrhage causes hyperpyrexia. Accidents or other traumas and strokes are the most likely cause of intracranial hemorrhage. The bleeding in the brain can affect an area of the brain called the hypothalamus, which is responsible for regulating the body’s temperature.
In rare cases, hyperpyrexia may result from sepsis. Sepsis is a potentially life-threatening response to an infection caused by the immune system. The overwhelming immune system response gets into the blood, which may cause organ damage or failure.
People may experience hyperpyrexia due to a direct side effect of general anesthesia, occurring when there is an underlying disease of muscleTrusted Source. In these cases, a person’s temperature rises rapidly while under anesthesia, requiring doctors to make adjustments to lower the body’s temperature again.
Kawasaki syndrome or disease is a potential cause of hyperpyrexia, especially in children. Kawasaki syndrome causes inflammation to the medium-sized arteries throughout the body. One sign of Kawasaki diseaseis high fever, which can result in hyperpyrexia if left untreated.
May 3, 2018 · Symptoms. Causes. Treatment. Outlook. What is hyperpyrexia? Normal body temperature is typically 98.6°F (37°C). However, slight fluctuations can occur throughout the day. For example, your body...
Jul 7, 2023 · When your body temperature goes above 100.4 degrees Fahrenheit (37.5 degrees Celsius), you have a fever — also called pyrexia. So, a very high fever is called hyperpyrexia.
