Which of the following is usually seen in the lungs of a neonate with RDS?

a. Alveolar collapse (atelectasis)
b. Segmental atelectasis
c. Lobar atelectasis
d. Pulmonary fibrosis


A
RDS is caused by the lack of surfactant within the alveoli of the neonate. This leads to alveolar collapse (atelectasis). Segmental or lobar atelectasis is associated with a bronchial obstruction by a foreign body. Pulmonary fibrosis is not associated with RDS.

Health Professions

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