The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 25-year-old girl is brought to the emergency room after a suicide attempt. Her mother states that she found a large empty pill bottle next to her. The patient is conscious and tearful. She is currently complaining of severe abdominal pain but refuses to give any other history. She has a blood pressure of 135/86, respiratory rate of 18/min, and heart rate of 86/min. On examination, her abdomen is exquisitely tender with evidence of crepitus in the epigastric region. Abdominal CT reveals a gastric perforation. Which of the following is the most likely cause?   (A) Decreased production of PGE2   (B) Buildup of a toxic metabolite due to kidney disease   (C) Increased stimulation of the vagus nerve   (D) Hypovolemia
['(A) Decreased production of PGE2 <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Decreased production of PGE2 \n (B) Buildup of a toxic metabolite due to kidney disease \n (C) Increased stimulation of the vagus nerve \n (D) Hypovolemia <> possible answers', '  A 25-year-old girl is brought to the emergency room after a suicide attempt. Her mother states that she found a large empty pill bottle next to her. The patient is conscious and tearful. She is currently complaining of severe abdominal pain but refuses to give any other history. She has a blood pressure of 135/86, respiratory rate of 18/min, and heart rate of 86/min. On examination, her abdomen is exquisitely tender with evidence of crepitus in the epigastric region. Abdominal CT reveals a gastric perforation. Which of the following is the most likely cause? <> context@']