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': 'Small for date baby is – \nSelect and explain. \nA. < 10 percentile for the gestational age, B. < 50 percentile for gestational age, C. < 2000 gm, D. < 2500 gm', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The expected weight of newborn infants born at a given gestational age is generally estimated from the intrauterine growth charts on observations in live births of mothers delivering at different gestations.\n\n\nAppropriate for gestational age (appropriate for date)\n\nBabies with birth weight ranging between 10th to 90th percentile on such a chart are considered appropriate for date.\n\nSmall for gestational age (small for date)\n\nBabies with birth weight less than 10th percentile are categorized as small for dates.\n\nLarge for gestational age (large for date)\n\nBabies with birth weight more than 90th percentile are categorized as large for date.\n\nLow birth weight newborn\n\nAny neonate weighing less than 2500 gm at birth irrespective of the gestational age.\n\nVery low birth weight newborn\n\nAny neonate weighing less than 1500 gm at birth irrespective of the gestational age.\n\nExtremely low birth weight newborn\n\nAny neonate weighing less than 1000 gm at birth irrespective of the gestational age.', 'role': 'assistant'}]