Figure 4

Anomaly scan machine parameters and sonographer actions according to time in one representative anomaly scan. A representative second-trimester anomaly scan. The overall duration of the scan was approximately 45 min, of which the majority of time was live scanning with the C2-9D probe. A large proportion of the scan was dedicated toward cardiac scanning and 35 episodes of image same were detected. Figure created using Python's Matplotlib library53 and Microsoft Office version 365 (https://office.microsoft.com/).