What is the physiological difference between "old bronchopulmonary dysplasia (BPD)" and "new BPD"
I.Old BPD was a direct result of injury to the lung as a result of oxygen and mechanical ventilation.
II.New BPD is Considered a developmental delay or arrest of lung tissue.
III.There is no difference between the two terms; it is just a revision of terminology.
IV.Old BPD occurs in infants under 1,500 g requiring mechanical ventilation and new BPD has been eliminated as a result of surfactant use.

Question

Quizplus · Accepted Answer

Old BPD is a result of lung injury, while new BPD is a developmental delay or arrest in lung tissue. Thus, statements I and II are both correct. Statement III is incorrect as there is a difference between the two terms. Statement IV is also incorrect as new BPD is still seen in infants today, despite the use of surfactant.

What Is the Physiological Difference Between "Old Bronchopulmonary Dysplasia (BPD)