This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vesiculobullous (Blistering) Disorders, Subject name: Skin
[{'content': 'All are vesiculo bullous lesions except: \nSelect and explain. \nA. Dermatitis herpetiformis, B. Scabies, C. Pemphigus, D. Pemphigoid', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans is 'b' i.e, Scabies [Ref: Harrison 16th/e p. 312 t(49.1) & 15th/ep. 323 t(57.12)", 'role': 'assistant'}]