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: Pediatrics
[{'content': 'A child presented with cola coloured urine, proteinuria 2+ & h/o rash 2 weeks ago. Probable Dx is – \nSelect and explain. \nA. IgA nephropathy, B. HSP, C. HUS, D. Wegener Granulomatosis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: This patient has developed hematuria (cola coloured urine) 2 weeks after an upper respiratory tract infection (there is history of rash and most of the URTIs have rash in their clinical course e.g. measles, chicken pox etc.)\nHematuria after URTI:\n\n\nAfter 2 days → IgA nephropathy\nAfter 10 days - 2 weeks → HSP, PSGN.', 'role': 'assistant'}]