The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 7-year-old boy is rushed to the emergency room after losing consciousness 30 mins ago at home. The patient’s mother says that he has had a “running nose” for the past few days However, he did not receive any treatment for it, and his condition rapidly worsened today. He does not have any significant past medical history. His vaccination records are up to date. His temperature is 38.2°C (100.7°F), blood pressure is 90/50 mm Hg, heart rate is 120/min, and respiratory rate is 22/min. On physical examination, the patient is unresponsive. There is a petechial rash present on his chest, and he has some neck rigidity. Empiric intravenous antibiotics are started, and a lumbar puncture is performed. Which of the following is the most likely cause of this patient’s low blood pressure?   (A) Human immunodeficiency virus infection   (B) Hypertrophic cardiomyopathy   (C) Adrenocortical insufficiency   (D) Pheochromocytoma
['(C) Adrenocortical insufficiency <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Human immunodeficiency virus infection \n (B) Hypertrophic cardiomyopathy \n (C) Adrenocortical insufficiency \n (D) Pheochromocytoma <> possible answers', '  A 7-year-old boy is rushed to the emergency room after losing consciousness 30 mins ago at home. The patient’s mother says that he has had a “running nose” for the past few days However, he did not receive any treatment for it, and his condition rapidly worsened today. He does not have any significant past medical history. His vaccination records are up to date. His temperature is 38.2°C (100.7°F), blood pressure is 90/50 mm Hg, heart rate is 120/min, and respiratory rate is 22/min. On physical examination, the patient is unresponsive. There is a petechial rash present on his chest, and he has some neck rigidity. Empiric intravenous antibiotics are started, and a lumbar puncture is performed. Which of the following is the most likely cause of this patient’s low blood pressure? <> context@']