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: Medicine
[{'content': 'Truner syndrome is associated with ? \nSelect and explain. \nA. Coarctation of aoa, B. Aoic dissection, C. Aoic regurgitation, D. Pulmonic stenosis', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Coarctation of aoa Most common cardiac anomaly associated with Turner's syndrome is bicuspid aoic valve. Aoic coarctation (20%) aoic stenosis mitral valve prolapse, and Anomalous pulmonary venous drainage.", 'role': 'assistant'}]