All of the following are true about Chickenpox except:
d. Umbilicated vesicles are the earliest lesions to appear(Ref: Nelson 20/e p1580-1581)Initial exanthem in Chicken pox consists of pruritic erythematous macules that evolve through papular stage to form clear, fluid- filled vesicles. Clouding & umbilication of the lesions begin in 24-48 hr.Simultaneous presence of lesions in various stages of evolution is characteristic of varicella.Distribution of rash is predominantly centripetal with greatest concentration on trunk.
Incubation period can range from 10-21 days.
Subclinical varicella is rare
Simultaneous presence of lesions in various stages of evolution is characteristic
Umbilicated vesicles are the earliest lesions to appear
General Considerations - Infectious Diseases