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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). Pyrexia is one of the most common symptoms of numerous medical conditions. Read on to know the causes, symptoms, and treatment of pyrexia.
Oct 3, 2016 · Efficacy and risks of antipyretic methods. Antipyretic agents, mainly paracetamol and NSAIDs, and physical cooling methods can be used to control pyrexia. Cooling with surface devices is usually preferred for fever control while endovascular methods are more commonly restricted to therapeutic hypothermia.
- James F. Doyle, Frédérique Schortgen
- 10.1186/s13054-016-1467-2
- 2016
- Crit Care. 2016; 20: 303.
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
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- 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.
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.
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Sep 1, 2016 · In the meantime, using existing literature, we propose an approach to identifying the aetiology of pyrexia in critically ill adults. Elevation in core body temperature is one of the most frequently detected abnormal signs in patients admitted to adult ICUs, and is associated with increased mortality in select populations of critically ill patients.
Nov 21, 2023 · Updated: 11/21/2023. Table of Contents. What Is Pyrexia? Hyperthermia and Hyperpyrexia. Lesson Summary. FAQs. Activities. What are the symptoms of pyrexia? Some common symptoms of pyrexia...
