BACKGROUND Congenital cystic adenomatoid malformation is a rare pulmonary malformation, but is the most common lung malformation observed in children. In developing countries, such as Morocco, prenatal diagnosis is missing. Congenital cystic adenomatoid malformation may occur after birth in the presence of complications and needs a computed tomography scan for confirmation. However, our lack of...

A 33-year-old woman at 23 weeks of gestational age was referred for consultation due to the findings of a cyst in the right lung of the fetus. Prenatal ultrasound showed a 3 cm-sized hypoechogenic cyst, suggesting congenital cystic adenomatoid malformation. As the cyst grew and compressed the heart, serial cyst aspirations were performed. The cyst was proved to be congenital lobar emphysema on ...

Pediatric respiratory disease related to congenital and genetic etiologies are important topics found on the USMLE. Congenital disease to be aware of include Diaphragmatic hernias, congenital cystic adenomatoid malformation, surfactant deficiency, pediatric pulmonary hypoplasia, and bronchopulmonary dysplasia. Genetic disease to be aware of include cystic fibrosis, alpha 1 antitrypsin, and prim...