Resumen
Differentials
Common
- Síndromes virales
- Infección urinaria
- Neumonía
- Enfermedad de coronavirus 2019 (COVID-19)
- Bronquiolitis
- Otitis media aguda
- Amigdalitis
- Rinosinusitis
- Meningitis
- Bacteriemia (oculta)
- Sepsis
- Artritis séptica
- Osteomielitis
- Enfermedad por arañazo de gato
- Mononucleosis infecciosa
- Infección por citomegalovirus
- Infección por malaria
- Enfermedad de Lyme
- Tuberculosis
- Enfermedad de Kawasaki
- Artritis idiopática juvenil (AIJ)
- Lupus eritematoso sistémico
- Fiebre reumática
- Enfermedad de Crohn
- Colitis ulcerosa
- Leucemia
- Linfoma no Hodgkin
- Fiebre relacionada con fármacos
- Reacción a las vacunas
- Escarlatina
Uncommon
- Fiebre tifoidea (fiebre entérica)
- Endocarditis infecciosa
- Absceso hepático
- Absceso cerebral
- Síndrome del shock tóxico estreptocócico
- Síndrome del shock tóxico estafilocócico
- Tularemia
- Brucelosis
- Leptospirosis
- Encefalitis
- Miocarditis
- Infección por virus herpes simple (VHS)
- Infección por virus de la inmunodeficiencia humana (VIH)
- Toxoplasmosis
- Fiebre maculosa de las Montañas Rocosas
- Sarcoidosis
- Linfoma de Hodgkin
- Crisis tiroidea
- Síndrome de la serotonina
- Enfermedad del suero/reacción similar a la enfermedad del suero
- Fiebre ficticia
- Trastorno facticio impuesto a otro (antes síndrome de Munchausen por poderes)
- Enfermedad relacionada con el calor
- Trastornos autonómicos pediátricos
- Dengue
Contributors
Authors
Paul Ishimine, MD

Director
Pediatric Emergency Medicine
Department of Emergency Medicine
UC San Diego Health System
Attending Physician
Pediatric Emergency Medicine
Rady Children's Hospital, San Diego
Professor of Clinical Emergency Medicine and Pediatrics
University of California
San Diego School of Medicine
San Diego
CA
Disclosures
PI declares that he has no competing interests.
Peer reviewers
Esse Menson, MB ChB, BSc Hons, PhD
Consultant in Paediatric Infectious Diseases
Evelina Children's Hospital
London
UK
Disclosures
EM declares that she has no competing interests.
Michael Crocetti, MD, MPH
Chief of Pediatrics
Associate Professor of Clinical Pediatrics
Johns Hopkins Community Physicians
Baltimore
MD
Disclosures
MC declares that he has no competing interests.
Emily Rose, MD
Associate Professor of Clinical Emergency Medicine (Educational Scholar)
Director for Pre-Health Undergraduate Studies
Keck School of Medicine of the University of Southern California
Department of Emergency Medicine
Los Angeles General Medical Center
Los Angeles
CA
Disclosures
ER declares that she has no competing interests.
References
Key articles
National Institute for Health and Care Excellence. Fever in under 5s: assessment and initial management. Nov 2021 [internet publication].Full text
Pantell RH, Roberts KB, Adams WG, et al. Evaluation and management of well-appearing febrile infants 8 to 60 days old. Pediatrics. 2021 Aug;148(2):e2021052228.Full text Abstract
American College of Radiology. ACR appropriateness criteria: fever without source or unknown origin-child. 2024 [internet publication].Full text
American College of Emergency Physicians Clinical Policies Subcommittee (Writing Committee) on Pediatric Fever, Mace SE, Gemme SR, et al. Clinical policy for well-appearing infants and children younger than 2 years of age presenting to the emergency department with fever. Ann Emerg Med. 2016 May;67(5):625-39.e13.Full text Abstract
Reference articles
A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.
Guidelines
- ACR appropriateness criteria: fever without source or unknown origin-child
- Clinical pathway for evaluation/treatment of children with fever
More GuidelinesPatient information
Infecciones urinarias en niños
Meningitis y septicemia
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