Review Question - QID 109447

A newborn boy is evaluated in the hospital nursery 2 hours after birth for shortness of breath. The patient was born at 38 weeks gestation to a 31-year-old primigravid mother via vaginal delivery. The pregnancy and labor were uncomplicated and the amniotic fluid was clear. The patient had a strong respiratory effort at delivery, and his APGAR scores were 8 and 9 at 1 and 5 minutes of life respectively. The patient has worsening shortness of breath and work of breathing. His birth weight was 3610 g (7 lb 15 oz). His temperature is 97.0°F (36.1°C), blood pressure is 62/46 mmHg, pulse is 170/min, and respirations are 62/min. On physical exam, the patient has a barrel-shaped chest and a scaphoid abdomen. The patient has normal cardiac sounds and the point of maximal impulse is displaced to the right. Lung sounds are absent on the left. The patient’s chest radiograph can be seen in Figure A. The patient is intubated and started on mechanical ventilation. Which of the following is the most appropriate next step in management?