Fig. 1. Flowchart demonstrating patient inclusion and exclusion for the comparative analysis. *Patients for whom procedural data for entire cohort is included (data presented in Table 1). ^†Patients included for comparative analysis (data presented in Table 2). ^‡Two patients had balloon placement after 30 weeks of gestation (31 3/7 and 30 2/7 weeks). ^§Five patients had initial evaluation after 30 weeks of gestation (31 6/7, 32 1/7, 32 3/7, 32 4/7, and 34 3/7 weeks). CDH, congenital diaphragmatic hernia; O/E LHR, observed-to-expected lung area/head circumference ratio; FETO, fetoscopic endoluminal tracheal occlusion; CMA, chromosomal microarray.

Bergh. Fetoscopic Endoluminal Tracheal Occlusion for Diaphragmatic Hernia. Obstet Gynecol 2024.