A 10 month old unimmunized child develops fever and a diffuse maculopapular rash on day 4 of fever starting from the face and spreading downwards. There is postauricular lymphadenopathy. What is the most likely diagnosis?
Ans. B. MeaslesIt is an RNA Paramyxovirus, very contagious. Incubation-10-12 days before prodrome appears. Prodrome-three Cs:a. Coughb. Coryzac. Conjunctivitisd. Koplik spots -/+1- cervical lymphadenitise. Rash-macular; starts at head, behind the ears and spreads downward reaching palms and soles;Fades in same manner. Rash typically starts about 4 day after the onset of fever.f. Treatment-supportive, vitamin Ag. Complications-otitis media (most common), pneumonia (most serious), encephalitish. Prevention-immunization.
German measles
Measles
Varicella
Exanthem subitum
Infection