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: Radiology
[{'content': 'Cardiotoxicity caused by radiotherapy & chemotherapy is best detected by – \nSelect and explain. \nA. ECHO, B. ECG, C. Radionucletide scan, D. Endomyocardial biopsy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Radiation / chemotherapy-induced myocardial fibrosis is best diagnosed by Endomyocardial biopsy.', 'role': 'assistant'}]