Viral Exanthems

Question 1

Roseola

Answer 1

HHV6 or 7, erythematous papules and macules with white halos, infant-preschool, high fever 3 days then rash, mild URI sx. Complication - febrile seizure

Question 2

Rubella (German Measles)

Answer 2

Pruritic pink macs and paps, head down over 24 hrs, petechiae on soft palate (Forsheimer’s), fever, HA, URI sx, conjunctivitis, lymphadenopathy, congenital rubella syndrome

Question 3

Erythema Infectiosum

Answer 3

ParvoB19 virus, slapped cheeks, reticulate erythema on body, school age, low grade fever

Question 4

Measles

Answer 4

Red macs and paps head down, Koplik spots in mouth, imported to U.S. Prodrome: fever, malaise, conjunctivitis, cough coryza. Infectious complications

Question 5

Hand-Foot-Mouth

Answer 5

Cocksackie A16, A6, enterovirus 71, oval vesicles on palms, soles, buttocks, oral erosions, infant-preschool, fever, sore throat, respiratory and GI sx.