This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Radiology
[{'content': 'Diffuse increase in the parenchymal density of breast is seen in? \nSelect and explain. \nA. Hormone replacement therapy, B. Lipodystrophy, C. Cachexia, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans DBreast density is from fat and glandular tissue. Any pathology that leads to either reduction in fat (cachexia, lipodystrophy) or increased glandular component (hormone replacement therapy) will cause increase in density on imaging', 'role': 'assistant'}]