A six-month-old baby is brought to the emergency department due to abrupt onset of perioral erythema that began two days

[answerhappygod]

A six-month-old baby is brought to the emergency department dueto abrupt onset of perioral erythema that began two days agoand has now spread over her entire body. The emergency physicianelicits a positive Nikolsky sign and cannot visualize organisms orwhite blood cells from the blister fluid. This is a toxin-mediateddisorder of children and immunocompromised individuals that iscaused by targeting of which part of the skin?
a.
Basal epithelial cells
b.
Desmoglein-1
c.
Sensory nerve endings
d.
Endothelial cells in the dermis
e.
Type IV collagen in the basement membrane
27