This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hydrocephalus, Subject name: Pediatrics
[{'content': 'Most common cause of shunt infection following a Ventriculo-Peritoneal shunt is: \nSelect and explain. \nA. Staph aureus, B. Staph epidermidis, C. Strepto viridans, D. Strepto pneumoniae', 'role': 'user'}, {'content': 'Answer: B \nExplanation: V-P Shunt: Medical device that relieves pressure on the brain by draining the extra CSF from brain into peritoneum. Used to treat Hydrocephalus Major complications of V-P shunt: Occlusion --> characterized by headache, papilledema, emesis, mental status changes. Bacterial infection --> characterized by fever, headache, meningismus. MCC --> Staph epidermidis', 'role': 'assistant'}]