What is a fever in infants?
An infant with a fever has an abnormally elevated body temperature over 100.4 degrees F (38 C). Fever can be caused by a variety of conditions. In most cases, fever in infants is due to a viral or bacterial infection. The evaluation of fever varies with the age of the patient. Neonates with a fever and younger infants with a high fever should be managed with special consideration.

What are the symptoms of a fever in infants?
Symptoms of fever in infants depend on the underlying cause for the fever. Common symptoms include poor feeding in infants, fussy infant, vomiting, nasal congestion, rapid breathing, cough and diarrhea. Other symptoms include lethargy and febrile seizures.

How does the doctor treat a fever in infants?
Treatment for fever in infants depends on the underlying cause. Treatment may include rest, encourage fluids, and acetaminophen for fever control. Other treatment measures include antibiotics and antiviral medications.