Scaling, erythematous macules and blebs of the scalp, face, and trunk.

The lesions (breaks) have a "butterfly" distribution over the face. The disease resembles pemphigus foliaceus.

Erythematous refers to redness of the skin caused by congestion of the capillaries in the lower layers of the skin. It occurs with any skin injury, infection, or inflammation.

Macules concerns small flat blemishes or discolorations that are level with the surface of the skin.

Blebs are small blisters or bubbles.