This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autoimmune skin disorders, Subject name: Dental
[{'content': "All are cutaneous manifestations of systemic sclerosis, except - \nSelect and explain. \nA. Sclerodactyly, B. Gottron's papule, C. Telengiectasia, D. Esophageal dysmotility", 'role': 'user'}, {'content': "Answer: B \nExplanation: manifestations of systemic sclerosis - sclerodactyly,telengiectasia, Raynaud's phenomenon, oesophageal disease, lung involvement, cardiac manifestations , renal involvement. Gottrons papule is pathognomonic of dermatomyositis. Reference IADVL's concise textbook of dermatology page 1248", 'role': 'assistant'}]