Febrile infant (younger than 90 days of age): Definition of fever
- Hannah F Smitherman, MD
Hannah F Smitherman, MD
- Attending Physician
- Cook Children's Physician Network
- Charles G Macias, MD, MPH
Charles G Macias, MD, MPH
- Associate Professor of Pediatrics
- Baylor College of Medicine
- Section Editors
- Stephen J Teach, MD, MPH
Stephen J Teach, MD, MPH
- Section Editor — Pediatric Signs and Symptoms
- Professor of Pediatrics and Emergency Medicine
- George Washington University School of Medicine and Health Sciences
- Morven S Edwards, MD
Morven S Edwards, MD
- Section Editor — Pediatric Infectious Diseases
- Professor of Pediatrics
- Baylor College of Medicine
- Deputy Editor
- James F Wiley, II, MD, MPH
James F Wiley, II, MD, MPH
- Senior Deputy Editor — UpToDate
- Deputy Editor — Adult and Pediatric Emergency Medicine
- Deputy Editor — Primary Care Sports Medicine (Adolescents and Adults)
- Clinical Professor of Pediatrics and Emergency Medicine/Traumatology
- University of Connecticut School of Medicine
This topic will review the definition of fever in young infants 7 to 90 days of age.
The evaluation and management of febrile young infants 7 to 90 days of age and of neonates younger than seven days is discussed separately:To continue reading this article, you must log in with your personal, hospital, or group practice subscription. For more information on subscription options, click below on the option that best describes you:
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