Nikolsky's sign: A pathognomic boon

Abstract

Nikolsky's sign has been a very useful diagnostic tool in cases of skin disorders like pemphigus, toxic epidermal necrolysis, etc., The sign is demonstrated when lateral pressure is applied on the border of an intact blister, which results in the dislodgment of the normal epidermis and extension of the blister.

Keywords

• dislodgement
• lateral pressure
• nikolsky's sign