Figure 12(A-D).

Meconium aspiration syndrome. (A) Neonate born with meconium stained amniotic fluid at 38 weeks of gestation with hyperinflated lungs and coarse perihilar reticular markings (curved arrow). (B) Another post-term infant with complete right lung atelectasis (asterisk). (C) Bilateral tension pneumothoraces (arrows) with collapsed bilateral lungs (arrowheads) and (D) pneumopericardium (dotted arrows) as seen by continuous diaphragm sign, reduced pulmonary vascularity (curved arrow) are commonly associated with meconium aspiration syndrome