This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vasculitis, Subject name: Medicine
[{'content': 'A patient with hypeension presents with following skin lesions. What is the diagnosis? \nSelect and explain. \nA. Livedo reticularis, B. Drug-induced rash, C. Anaphylactoid purpura, D. Erythromelalgia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The image shows a reticular net-like appearance called as livedo reticularis- mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. The discoloration is caused by swelling of the venules owing to obstruction of capillaries by small blood clots.', 'role': 'assistant'}]