Vesicles and bullae are the most specific lesions; erythematous plaques may develop.
[msdmanuals.com]
Physical examination revealed severe ecchymotic plaques, vesicles, and bullae on the arms, as well as confluent erythematous plaques on the abdomen, back, and legs.
[mdedge.com]
Neonates may have erythematous plaques or vesicles that resolve spontaneously in a few weeks.
[msdmanuals.com]