This cluster of papers focuses on the diagnosis and management of congenital diaphragmatic hernia, including prenatal prediction of survival, fetal surgery, lung volume assessment, the impact of DICER1 mutations, pulmonary hypoplasia, and outcomes of treatments such as extracorporeal membrane oxygenation and thoracoscopic repair. It also covers related topics such as fetal lung development, pleuropulmonary blastoma, and the long-term follow-up of patients with this condition.