What is Pseudo Nikolsky sign is seen in and explain in detail?
Nikolsky sign is present in disorders with acantholysis where lateral pressure on normal skin around blister results in seperation of layers of epidermis and extension of blister. Ex: Pemphigus.
Pseudo Nikolsky sign is seen in Toxic Epidermic Necrolysis (TEN) where epidermal seperation is due to death of epidermal cells.