<prompt> Acantholytic cells in blister cavity -PemphigusBullous pemphigoidEpidermolysisbullosaDermatitis herpetiformis  <response>: Ans. is a i.e., Pemphigus Important Tzank smear finding of bullous lesionso VZV and HSV infectiono Pemphiguso Pemphigoid---Multinucleated giant cellsAcontholytic cellsPredominantly eosinophils 