RT Journal Article SR Electronic T1 Bilateral congenital pulmonary airway malformation in an extremely preterm infant JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e242228 DO 10.1136/bcr-2021-242228 VO 14 IS 4 A1 Preethi Chandrasekaran A1 Stacy Goergen A1 Alice Robinson A1 Ali Moghimi A1 Atul Malhotra YR 2021 UL http://casereports.bmj.com/content/14/4/e242228.abstract AB We present the case of a baby boy, with antenatal finding of bilateral enlarged echogenic lungs, who developed severe postnatal respiratory failure. Two important differential diagnoses, which have an impact on antenatal and postnatal management, are discussed. Fetal ultrasound, MRI and postmortem MRI images are presented and findings correlated with the autopsy findings.