<prompt> Other than pemphigus, Nikolskys sign is positive in:Familial benign chronic pemphigusHailey- Hailey diseaseEpidermolysis bullosaAll of the above  <response>: Nikolskys sign is positive in:Pemphigus.Familial benign chronic pemphigus hailey-hailey disease.Recessive dystrophic epidermolysis bullosa . 