<prompt> Slapped cheek appearance is caused by -Parvo virusMeaslesRubellaHHV-6  <response>: Ans. is a i.e., Parvo virus DiseaseI.P.ProdromeRashOther diagnostic featureo Roseola Infantum 6th disease caused byHHV-610-14 daysFever 3-4 dayso Pink macular rash appearing at the end of illness,o Resolves within 2 dayso It spares the faceo Usually occur in children between 2-6 yrs. of ageRubella14-21 daysUsually Noneo Mild maculo popular Rash, Rapidly spreads and gone by day 4o Postauricular sub- occipital adenopathyo PolyarthralgiaErythema infectiosum Fifth disease caused by Parovirus13-18 daysNoneo Slapped cheek appearanceo Reticular rash that waxes wanes over 3 wkso In 50 children rash remains after 10 dayso May cause Aplastic crisisMeasles10-14 dayFever 4 dayso Maculopapular rash begins behind ear and spread rapidly in a few hour over the face and neck extends down the body rash lasts for 1 weeko Koplik test 