<prompt> Tzank smear is for -HZVPsittacosisCryptococcusRicketssia  <response>: Ans is a i.e., HZV o Tzank smear is done for vesiculobullous disorders.Tzank smear findings in bullous disordersDisordersFindingso PemphigusAcantholysiso Bullous pemphigoidPredominantly eosinophilso Varicella-zoster infectionMultinucleated giant cellso Herpes simpex infectionMultinucleated giant cellso Toxic epidermal necrolysisNecrotic cells 