Difference between revisions of "Roseola infantum"

(Created page with "==Roseola Infantum (exanthem subitum)== *Likely caused by HHV-6 *3-5d prodrome of high fever, then defervescence, then rash for 1-2d *Rash **Erythematous macular eruption of ...")
 
 
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==[[Roseola Infantum]] (exanthem subitum)==
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==Background==
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*Also known as Exanthem Subitum
 
*Likely caused by HHV-6
 
*Likely caused by HHV-6
*3-5d prodrome of high fever, then defervescence, then rash for 1-2d
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*Rash
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==Clinical Features==
**Erythematous macular eruption of discrete, pink lesions
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[[File:Roseola on a 21-month-old girl.jpg|thumb|Roseola on a 21-month-old girl]]
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*3-5d prodrome of high [[fever]] → then defervescence then rash for 1-2d
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*[[Rash]] - erythematous macular eruption of discrete, pink lesions
 
**Mostly on neck, trunk, buttocks
 
**Mostly on neck, trunk, buttocks
 
**No mucus membrane involvement
 
**No mucus membrane involvement
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*[[Lymphadenopathy]] often present
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*Often erythematous tympanic membranes
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*May have sterile pyuria
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===Complications===
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*[[Febrile seizure|Seizures]]
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*Aseptic [[meningitis]]
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*[[Encephalitis]]
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*[[thrombocytopenia|Thrombocytopenic]] purpura
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==Differential Diagnosis==
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{{Peds Rash DDX}}
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==Evaluation==
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*Clinical diagnosis, based on history and physical exam
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==Management==
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*Supportive care
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==Disposition==
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*Discharge
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==See Also==
 
==See Also==
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*[[Pediatric Rashes]]
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==References==
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<References/>
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[[Category:ID]]
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[[Category:Pediatrics]]
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[[Category:Dermatology]]

Latest revision as of 20:23, 6 October 2019

Background

  • Also known as Exanthem Subitum
  • Likely caused by HHV-6

Clinical Features

Roseola on a 21-month-old girl
  • 3-5d prodrome of high fever → then defervescence → then rash for 1-2d
  • Rash - erythematous macular eruption of discrete, pink lesions
    • Mostly on neck, trunk, buttocks
    • No mucus membrane involvement
  • Lymphadenopathy often present
  • Often erythematous tympanic membranes
  • May have sterile pyuria

Complications

Differential Diagnosis

Pediatric Rash

Evaluation

  • Clinical diagnosis, based on history and physical exam

Management

  • Supportive care

Disposition

  • Discharge


See Also

References