Neonatal pemphigus vulgaris (NPV) is a transient immu-nobullous disease,and its pathogenesis involves the passive transfer of maternal immunoglobulin G (IgG) antibodies through the placenta from a mother to the fetus [1].Indi?viduals aged 40-60 years have a high risk of pemphigus vul?garis,and female patients with pemphigus might experience stillbirth [2] and even infertility [3].