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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. This increase in the body's 'set-point' temperature is often due to a physiological process brought about by infectious causes or non-infectious causes such as inflammation, malignancy, or autoimmune processes. These processes ...
- Pyrexia of unknown origin
The definition of pyrexia of unknown origin (PUO) dates back...
- Pathogenesis of Fever
Exogenous pyrogens (e.g. bacteria, viruses, toxins) initiate...
- Pyrexia of unknown origin
Causes of Pyrexia (Fever) Fever happens when the body's immune system responds to foreign invaders, such as bacteria, toxins, fungi, viruses, and even drugs. It is simply a result of an immune response to foreign substances. Fever occurs when the hypothalamus or the body's thermostat shifts the normal body temperature upward.
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What is fever & pyrexia?
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What does pyrexia mean in medical terms?
As classified by Durack and Street.4 SOURCES AND OTHER SELECTION CRITERIA We searched for papers that were published between 1966 and August 2010 using appropriate MESH terms (pyrexia of unknown origin, fever of unknown origin) in the National Library of Medicine’s computerised search service (PubMed and other related databases).
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Aug 1, 2011 · Classification, types and patterns of fever. Fevers can be arbitrary classified into acute, sub-acute and chronic fevers based on duration. Acute fevers (<7 days in duration) are characteristics of infectious diseases such as malaria and viral-related upper respiratory tract infection while sub-acute fevers (usually not more than 2 weeks in duration) may be seen in cases of typhoid fever and ...
Sep 16, 2016 · Pyrexia of unknown origin (PUO) is a syndrome that has long tested the skills of physicians to achieve a diagnosis in affected patients. By definition, patients included in this syndrome will be more difficult to diagnose as they have already resisted classification during baseline investigations.
