This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vestibulobullous disorders, Subject name: Dental
[{'content': 'Nikoisky sign is seen in \nSelect and explain. \nA. Salmonells infection, B. Gram negative bacteremia, C. Meningococci infection, D. Staphylococci infection', 'role': 'user'}, {'content': "Answer: D \nExplanation: Nikolsky's sign : Development of an erosion on surrounding normal skin following shearing pressure . Epidermis will be detached like a sheet. It indicates acantholysis. Though this sign is characteristic for pemphigus group of disorders is not specific and can be elicited in burns and other skin disorders like toxic epidermal necrolysis,staphylococcal scalded skin syndrome Page no. 281,25 Reference IADVL's concise textbook of dermatology", 'role': 'assistant'}]