Question special

A 65-year-old man presents after 3 days with the rash pictured above. He states that the area is painful, and he has never had a rash like this. He feels otherwise well. He states that he recently tried a new soap and wonders if the rash could be a reaction to it. He is currently only taking atorvastatin, which he started 1 month ago. He mentions his job as a high-level executive has been particularly stressful over the past 2 months.

What is the diagnosis?
A. Fixed drug eruption
B. Contact dermatitis
C. Herpes zoster
D. Lichen planus
E. Psoriasis

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