Pruritic generalized vesicular exanthem with mild systemic manifestations
Usually affects children <10y
Starts on trunk or scalp as pruritic, red macules, spreads to extremities
Within 24hr rash becomes vesicular (on erythematous base)
Palms/soles spared
Lesions in various stages of development
Can include encephalitis, otitis media, pneumonia, hepatitis, strep/staph superinfection of ruptured vesicles
Perinatal infection in neonates may develop serious illness
Varicella
Atopic dermatitis
Plague
Bed bugs
Rubella
Contact dermatitis
Smallpox
Drug rash