Pediatric rashes: Difference between revisions

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==[[Measles (Rubeola)]]==
''This page is for pediatric patients; for other age groups see [[general approach to rashes]] and [[neonatal rashes]]''
==Background==
{{Skin anatomy background images}}
{{Primary derm lesions names}}
{{Rash red flags}}


==Scarlet Fever==
==Clinical Features==
*Caused by GAS
*Prodrome of fever, sore throat, vomiting, abd pain followed by rash 1-2d later
*Rash
**Enanthem
***Tonsils/pharynx are red and covered w/ exudate
***Tongue may have initial exudate followed by erythema ("strawberry tongue)
***Soft palate have bright-red spots
**Exanthem
***Starts on neck, axillae, groin, spreads to trunk and extremities
***Red, finely punctate, sandpaper feel
***Desquamation follows
*Treatment (to reduce rheumatic fever / nephritis)
**Penicillin VK 50mg/kg BID x 10d OR amoxicillin 40mg/kg/d in 2 divided doses x10d
**If pen allergic: Azithromycin 10mg/kg on day 1, 5mg/g days 2-5


==[[Rubella (German Measles)]]==
==Differential Diagnosis==
{{Peds Rash DDX}}


==[[Erythema Infectiosum (Fifth disease)]]==
==Evaluation==
{{Pediatric rashes images}}


==[[Roseola Infantum]]==
==Management==


==Enteroviral Infections==
==Disposition==
*Includes echovirus and coxsackie
*Rubella-like appearance of rash w/ discrete maculopapular nonpruritic rash
*No specific therapy; self-limited
===Hand Foot Mouth Disease===
*Caused by coxsacke virus
*Brief prodrome w/ low fever, anorexia, sore mouth
*Oral lesions appear 1-2d later
**Vesicles on erythematous base
**Painful
*Hand/foot lesions
**Red papules that change to gray vesicles
 
===Herpangina===
*Caused by coxsackievirus
*Prodrome
**Sudden onset of high fever, sore throat, malaise
*Rash appears 24-48hr after prodrome
**Vesicles 1-2 mm in size that rupture leaving shallow, painful whitish ulcers on soft palate/posterior pharynx
**Similar to hand, foot, mouth disease but w/o skin lesions
*Lasts 7-10d
 
==[[Varicella]]==
 
==[[HSV]]==
 
==[[Infectious Mononucleosis]]==
 
==[[Henoch-Schonlein Purpura]]==
 
==Drug Rash==
-sudden, usus morbilliform, often starts on face & trunk & spreads


==See Also==
==See Also==
*[[Neonatal Rashes]]
*[[Neonatal Rashes]]
*[[Rashes]]
==References==
<references/>


==Source==
Tintinalli


[[Category:Peds]]
[[Category:Pediatrics]]
[[Category:Derm]]
[[Category:Dermatology]]
[[Category:Symptoms]]

Latest revision as of 16:09, 11 December 2024

This page is for pediatric patients; for other age groups see general approach to rashes and neonatal rashes

Background

Normal dermal anatomy.

Dermatology Nomenclature

Small lesions (<0.5cm)

Name Raised/Palpable Fluid-Filled Other Description Diagram
Macule No None flat, cirumscribed, colored Macule.png
Papule Yes None Solid Papule.png
Vesicle Yes Clear Vesicles (2).png
Pustule Yes Pus Leukocytes or keratin Pustules.png

Large lesions (>0.5cm)

Name Raised/Palpable Fluid-Filled Other Description Diagram
Patch No None Large macule (flat, colored) Patch.png
Plaque Yes None Superficially raised, circumscribed solid area Plaque.png
Nodule Yes None Distinct large papule Nodules.png.png
Bulla Yes Clear Large vesicle/blister or exposed epidermal layer Bulla.png
Wheal Yes Edema Firm and edema of dermis

Other

Ulcer, fissue, and erosion

Rash Red Flags[1]

Clinical Features

Differential Diagnosis

Pediatric Rash

Evaluation

Pediatric rashes visual diagnosis

Management

Disposition

See Also

References

  1. Nguyen T and Freedman J. Dermatologic Emergencies: Diagnosing and Managing Life-Threatening Rashes. Emergency Medicine Practice. September 2002 volume 4 no 9.