A 2-year-old girl presented a 72-hour history of bullous lesions mainly affecting her limbs and genital region, with no mucosal involvement. Examination revealed tense vesicles and blisters containing a clear fluid, in an annular distribution with centrifugal growth. There was the characteristic string of beads appearance, with concentric rings of vesicles (image attached).
What is the possible diagnosis in this case? *This image based case is from Docplexus Editorial Team for educative purpose only. Image Source: Actas Dermo-Sifiliograficas