Fig. 3.

Diameters of the aortic valve and ascending aorta in the four-chamber plane before and at the end of materno-fetal HO in fetuses with cardiovascular hypoplasia of ≥1 left heart structures. Black solid lines indicate mean values ±2 z-based on data provided by Schneider et al. [9]. Black dots to the right of the figure are provided to facilitate the comprehension of even small dimensional changes on flow