Capillary endothelium dermis |
Damage of vessels, endothelial swelling,
perivascular edema, hemorrhage |
Macules, papules,
petechiae |
Dermis |
Edema, cellular infiltrate, hemorrhage, visualization of
organism by electron microscopy |
Papules, urticaria, purpura,
vesicles |
Epidermis |
Cytopathic effects of the virus, i.e., inclusion,
ballooning, vacuolar degeneration, necrosis |
Papules, vesicles,
ulcer |