A 4-month-old male infant is seen in the emergency room with clinical manifestations of moderate respiratory distress including nasal stuffiness, nasal flaring, tachypnea, and grunting. The infant's health history includes birth at 34 weeks gestation, a temperature of 100.3°F (37.9°C), and a cough for 2 days. Based on this information, the triage nurse suspects the infant has developed which condition?