This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blistering disorders, Subject name: Dental
[{'content': '"Corps ronds" are seen in which of the following disease: \nSelect and explain. \nA. Keratosis follicularis, B. Hailey-Hailey disease, C. Pemphigus foliaceus, D. Pemphigus vegetans', 'role': 'user'}, {'content': "Answer: A \nExplanation: 'Corps ronds' are seen in Keratosis follicularis or Darier's disease. Corps ronds Characterised by keratotic papules over the seborrheic areas. Histopathology: Acantholysis and Dyskeratosis Rounded dyskeratotic cells with eosinophilic cytoplasm (called 'corps ronds') appear which give rise to small cells with shrunken cytoplasm (corps grains).", 'role': 'assistant'}]