This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Parathyroid Gland, Subject name: Medicine
[{'content': 'Angio-fibromas are seen in? \nSelect and explain. \nA. MEN 1, B. MEN 2, C. MEN 3, D. MEN 4', 'role': 'user'}, {'content': 'Answer: A \nExplanation: - Cutaneous tumours are common in MEN1 and can be easily overlooked due to their subtle appearance. - The cutaneous tumours include: Angiofibromas Collagenoma Lipomas', 'role': 'assistant'}]