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It is also associated with pemphigus vulgaris and pemphigus foliaceus. [6] [7] It is useful in differentiating between the diagnosis of pemphigus vulgaris or mucous membrane pemphigoid (where the sign is present) and bullous pemphigoid (where it is absent). The Nikolsky sign is dislodgement of intact superficial epidermis by a shearing force ...
The disease presents with the widespread formation of fluid-filled blisters that are thin walled and easily ruptured, and the patient can be positive for Nikolsky's sign. SSSS bears a resemblance to thermal burns or scalding , hence the condition's name.
[2] [3] It is seen along with Nikolsky's sign, both used to assess the severity of some blistering diseases such as pemphigus vulgaris and severe bullous drug reactions. [ 4 ] This sign is named for the Danish physician Gustav Asboe-Hansen (1917–1989), who first described it in 1960.
Nikolsky's sign (gentle lateral pressure) on unaffected mucosa or skin raises a bulla. If no lesions are present on examination it may be useful way of demonstrating reduced epithelial adhesion. In contrast, in Pemphigus, the epithelium tends to disintegrate rather than form a bulla.
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Nikolsky's sign is negative, unlike pemphigus vulgaris, where it is positive. [4] Causes. ... "Autoimmune Bullous Skin Diseases: Pemphigus and Pemphigoid".
Traffic in New York City has fallen since a congestion charge scheme for vehicles came into effect on 5 January, transport officials say. The Metropolitan Transportation Authority (MTA) said ...