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': 'All of the following are true about transient tachypnea of newborn except- \nSelect and explain. \nA. It is a self limiting disease, B. It may occur after Caeserean section, C. It usually takes 1 month to recover, D. It is due to slow absorption of fetal lung fluid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Transient tachypnea of Newborn o Transient tachypnea of the newborn is a benign self-limiting disease occurring usually in term neonates and is due to delayed clearance of lung fluid.\nIt is also called respiratory distress syndrome type II.\nTTN follows -\n\nUneventful normal preterm or term vaginal delivery\nCesarean delivery\nTTN is believed to be secondary to slow absorption of fetal lung fluid resulting in decreased pulmonary compliance and tidal volume and increased dead space therefore\nalso known as wet lung\nClinical manifestations o Early onset of tachypnea\nSometimes retraction or expiratory grunting\nOccasionally cyanosis\nPatients usually recover rapidly within 3 days\nHypoxemia, hypercapnia and acidosis are uncommon.\nThe lungs are generally clear without rales or rhonchi and chest roentgenogram shows \xa0\nProminent pulmonary vascular markings o Fluid lines in the fissure o Prominent inter-labar fissure\nOveraeration) Flat diaphragm o Occasionally pleural fluid.', 'role': 'assistant'}]