A patient has bullous Lesion.Which of the following is seen on on Tzank smear –: (A) Langerhans cells, (B) Acantholysis, (C) Leucocytosis, (D) Absence of melanin pigment
Answer is B. VZV and HSV infection  →  Multinucleated gaint cells
Pemphigus                   →  Acantholytic cells
Pemphigoid                  → Predominantly eosinophils