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: Medicine
[{'content': 'A 24 year old female presents with abdominal pain, hermaturia and arhthralgia. On examination, palpable purpuric rash was seen on trunk, limbs and buttocks. Coagulation tests were normal. What is the most probate diagnosis - \nSelect and explain. \nA. Hemolytic uremic syndrome, B. Henoch-Schonlein purpura, C. Meningococcemia, D. Thrombotic thrombocytopenic purpura', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]