What Caused Her Psoriasis?

This 62-year-old female has been on etanercept (Enbrel) for over 1 year for treatment of psoriasis and presents with a tender eruption of three days duration on her right arm.

What do you suspect?

A.Herpes simplex.

B.Herpes zoster.

C.Insect bite reaction.

D.Staphylococcal folliculitis.

E.Contact dermatitis.

(Answer and discussion on next page)