Purpuric macules and papules on buttocks of child with necrotizing venulitis.

Multiple purpuric papules on the leg of child with necrotizing venulitis.

Severe necrotizing venulitis with purpuric papulae and bullae on child’s leg.

Large purpuric plaques on infant’s hand and leg in acute hemorrhagic edema of infancy.

Arm of infant with acute hemorrhagic edema of infancy.

Nonblanching red-purple areas in acute hemorrhagic edema of infancy.