Figure 1. A Chest radiograph taken on birth showing reduced lung permeability and RDS (respiratory distress syndrome).B Chest radiograph taken on 24 hours after birth showed the ventilation status of the lungs was good with using a PS+ invasive ventilator. C Chest radiograph taken on 48 hours after birth showed no obvious abnormality. DChest radiograph was taken on 72 hours after birth showing the infant’s chest penetration is reduced, pulmonary infection, RDS secondary to an infection, and pulmonary hemorrhage are suspected.