input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 23-year-old man presents with sudden loss of consciousness while pitching in a baseball game. There is no history of injury. Consciousness is regained after cardiopulmonary resuscitation. Past medical history is negative for any neurological and cardiovascular problems. Physical examination reveals a prominent A wave on the jugular venous pulse and a double apical impulse. There are no audible murmurs. An S4 is present. What is the most likely diagnosis?   (A) Hypertrophic cardiomyopathy   (B) Aortic stenosis   (C) Takotsubo cardiomyopathy   (D) Restrictive cardiomyopathy
output: ['(A) Hypertrophic cardiomyopathy <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hypertrophic cardiomyopathy  (B) Aortic stenosis  (C) Takotsubo cardiomyopathy  (D) Restrictive cardiomyopathy <> possible answers', '  A 23-year-old man presents with sudden loss of consciousness while pitching in a baseball game. There is no history of injury. Consciousness is regained after cardiopulmonary resuscitation. Past medical history is negative for any neurological and cardiovascular problems. Physical examination reveals a prominent A wave on the jugular venous pulse and a double apical impulse. There are no audible murmurs. An S4 is present. What is the most likely diagnosis? <> context']