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: Pediatrics
[{'content': 'A 7-day old infant develops symptoms of neonatal septicemia. Most likely cause is – \nSelect and explain. \nA. Local nursery environment, B. Infection through umblical cord, C. Exclusively breast fed baby, D. Infection by GIT bacteria', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Neonatal sepsis\n\nPathogenic bacteria gain access into the bloodstream and may cause -\n\n\nOverwhelming infection (generalized infection) → neonatal septicemia\nLocalized infection to the lung → Pneumonia\nLocalized infection to meninges → Meningitis\n\n\nSystemic bacterial infections are known by the generic term neonatal sepsis which incorporates septicemia, pneumonia and meningitis of newborn.\nNeonatal sepsis can be divided into\n\n1)\xa0Early onset\n\nOccurs within 72 hours of life.\nCaused by organism prevalent in maternal genital tract or in the delivery area.\n\n2) Late-onset\n\nOccurs after 72 hours of life\nCaused by organisms prevalent in the external environments of the home or the hospital.\nMost commonly infection is transmitted through the hands of care - providers.', 'role': 'assistant'}]