Which histological feature is referred to as the 'tombstone' appearance in Pemphigus Vulgaris?
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Correct answer: A single layer of basal keratinocytes remains attached to the basement membrane
In Pemphigus Vulgaris, acantholysis occurs just above the basal layer. The basal cells remain attached to the basement membrane via hemidesmosomes, appearing like a row of tombstones at the base of the vesicle.
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