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: Pediatrics
[{'content': 'The following features are true for tetralogy of Fallot, except – \nSelect and explain. \nA. Ventricular septal defect, B. Right ventricular hypertrophy, C. Atrial septal defect, D. Pulmonary stenosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tetralogy of Fallot\n\nThe classical example of cyanotic patients with pulmonic stenosis is tetralogy of fallot.\nTOF is the commonest congenital heart disease.\nConstituents of TOF\nVentricular septal defect \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0\xa0\nPulmonic stenosis\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\nOverriding or dextroposed aorta\xa0\xa0\xa0\xa0\nRight ventricular hypertrophy.', 'role': 'assistant'}]