Fever can be a symptom of many diseases and therefore have very different causes.
Notably an infectious disease caused by a bacterium, a virus and a fungus ... sometimes causes fever. For example :
- mononucleosis, etc.
A high fever can also indicate sepsis (a significant increase of bacteria in the blood). Similarly, in various diseases of the traveler, a fever can occur: dengue fever, Nile fever, malaria ...
Fever is also a symptom appearing in various common childhood diseases, for example:
- scarlet fever...
Fever is also common in autoimmune diseases (such as sarcoidosis or inflammatory rheumatic diseases at a certain stage of development) and diseases that weaken the immune system (eg, AIDS).
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Variations in hormonal values can also cause fever. For example, in case of hyperthyroidism or during hormonal premenstrual variations. In women, body temperature generally increases by about 0.5 ° C after ovulation.
Another cause is that a fever has nothing to do with an infectious problem, but with a metabolic problem, such as hypernatremia (intracellular dehydration).
Fever is also a symptom that can occur in patients with certain cancers (eg, leukemia or lymphoma).
Fever can also result from a disorder of the thermoregulatory center in the brain, or be the result also of hyperthermia due to very high external temperatures (heat stroke and sunstroke).You want to react, to give your testimony or to ask a question? Appointment in our FORUMS General Health or A doctor answers you !
Read also :
> Infantile diseases
> Yellow fever (jaundice)