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: Pathology
[{'content': "Hypersensitivity angiitis is seen in? \nSelect and explain. \nA. SLE, B. Polyarteritis Nodosa, C. Buerger's disease, D. Henoch Schonlein purpura", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cutaneous small-vessel vasculitis (also known as\xa0“Cutaneous leukocytoclastic angiitis and “Hypersensitivity angiitis”) is an inflammation of small blood\xa0vessels characterized clinically by palpable purpura.\nSubtypes of Small-Vessel Vasculitis Include:\n• Henoch-Schonlein purpura\n• Acute hemorrhagic edema of infancy\n• Urticarial vasculitis\n• Cryoglobulinemic vasculitis', 'role': 'assistant'}]