Section 17. Infectious Diseases >
Part 1. Principles of Infectious Disease >
Chapter 227. Acute Fever Without a FocusSteven Black
Topics Discussed: febrile infection; fever; infectious diseases; septic toxemia.
Sections: Occult Bacteremia, Fever in the Neonate, Other Predisposing Conditions, Clinical Management, References.
Excerpt:"Fever is defined as a regulated rise in core body temperature.
That is, as distinct from hyperthermia, it is a measured response
to internal regulatory processes. Most clinicians define fever as
a rectal temperature of 38°C (101.4°F) or higher. Fever is the most
common cause for sick child visits to the pediatrician and emergency
room. Fever is part of the body's response to many adverse
stimuli, including inflammation, infection, and malignancy, among
other causes. In the pediatric age group, infection due to a virus
or bacteria is the most common cause of fever. The tendency to seek medical
attention for fever is very much age dependent, with younger children
seeking care most often. Although part of the tendency to seek medical
attention for fever rests with parental anxiety, part rests appropriately
with the increased risk of serious infection associated with fever
in the youngest children, neonates, as well as in special risk groups...."
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