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': 'Which of the following is/are not the features of henoch–Schonlein purpura (HSP) – \nSelect and explain. \nA. Abdominal pain, B. Splinter hemorrhage, C. Thrombocytopenia, D. Epistaxis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: HSP is characterized by tetrad of palpable purpura, arthritis, glomerulonephritis and abdominal pain.\nLess common skin lesions are : nonpalpable macules & patches, urticaria, bullous lesions, vesicles, splinter hemorrhage and ulcerations.\nRarely epistaxis may occur.', 'role': 'assistant'}]