Recurrent herpes simplex. Grouped vesicles have become cloudy on an erythematous base on the buttocks. Herpes on the buttock is seen in a woman.

Herpetic whitlow: grouped cloudy vesicles, several with central umbilication. This recurrent eruption is exquisitely tender.

Recurrent herpes simplex. Grouped tiny crusted monomorphic erosions on the lower lip. The lesions have a typical ‘punched-out’ appearance.