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ERYTHEMA INFECTIOSUM

(Slapped Cheek Fever, Fifth Disease)

DIAGNOSTIC FINDINGS

•	Bright red or rosy rash on both cheeks for 1 to 3 days ("Slapped Cheek" appearance)
•	Rash on cheeks is followed by pink "lacelike" (or "netlike") rash on extremities
•	"Lacey" rash mainly on thighs and upper arms; comes and goes several times over 1 to 3 weeks
•	No fever or low-grade fever (less than 101 degrees F)

CAUSE

Fifth Disease or Slapped Cheek Fever is cause by the human parvovirus B19.

CONTAGIOUSNESS

The disease in mainly contagious during the week before the rash begins. A child who

has the rash is no longer contagious and does not need to stay home from school.

EXPECTED COURSE

This is a very mild disease with either no symptoms or a slight runny nose and sore throat. The lacelike rash may come and go for 5 weeks, especially after warm baths, exercise, and sun exposure.

TREATMENT

No treatment is necessary. This distinctive rash is harmless and causes no symptoms that need treatment. The rash may on occasion cause mild itching for which Benadryl may be used.

CALL OUR OFFICE

During regular hours if:

•	Your child develops a fever of over 101° F degrees.
•	You feel your child is getting worse.
•	You have other concerns or questions.