This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'Which of these statements is false for erythema marginatum? \nSelect and explain. \nA. Lesions are serpiginous, B. Characteristically it is seen in Rheumatic fever, C. Rash worsens on application of heat, D. Rash is itchy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Erythema marginatum is one of the major criteria for diagnosis of rheumatic fever.\n\nIt is an evanescent macular rash which has following characteristics-\n\tPink /erythematous with a clear centre\n\t\u200bRounded or serpiginous border\n\tNon-pruritic\n\tNon-indurated\n\tTransient\n\tMigratory\xa0→\xa0moves from place to place\n\tBrought on by application of heat\n\tNot raised above skin\n\tBlanches on pressure\nDistribution\xa0→\xa0on trunk and proximal extremities. Face is never involved.\nErythema marginatum is extremely rare in Indian patients.', 'role': 'assistant'}]