Infants with Fever

Abstract
Fever in infants in the first three months of life is not infrequent. Although fever is usually self-limited, serious infections may be present, the most important of which are bacteremia and bacterial meningitis. Defining fever in infants is a complex issue, but most would agree that any rectal temperature of 38 °C or higher constitutes a fever.At birth, the capacity of the immune system to defend against infectious pathogens is not fully developed. The capacity increases during the early months and years of life,1 with this evolution most pronounced during the first two to three months. The transition to . . .