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Review Question - QID 210757

Important Lung Products Surfactant Neonatal Respiratory Distress Syndrome (RDS) QID: 210757 (M1.OMB.18.1)
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QID 210757 (Type "210757" in App Search)
A newborn boy was recently delivered via an uncomplicated spontaneous vaginal delivery to a 26-year-old woman at 27-weeks gestation. The mother's pregnancy was complicated by maternal diabetes. Approximately 2 hours after birth, the newborn developed tachypnea and expiratory grunting. His temperature is 99°F (37.2°C), blood pressure is 70/55 mmHg, pulse is 170/min, and respirations are 75/min. On physical exam, the patient also appears cyanotic with nasal flaring. A chest radiograph is obtained and findings are demonstrated in Figure A. Complete blood count, blood culture, blood glucose, blood gas, and pulse oximetry are obtained. Supplemental oxygen is administered. His arterial blood gas demonstrates hypoxemia that is responsive to supplemental oxygen. The partial pressure of carbon dioxide is slightly elevated. Which of the following is most likely the cause of this patient's symptoms?
  • A
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  • A