case_images: PMC5541729_01
case_images: NI-FECG tracing in the Cardiolab Babycard program (case 1). Notice the presence of dropped beats on the NI-FECG channels. These are characteristic patterns of heart block
case_images: 40748_2017_53_Fig1_HTML.jpg
case_images: PMC5541729_01_40748_2017_53_Fig1_HTML.jpg
case_images: Fig1
case_images: As shown in Fig. 1, the P-wave is not visible on either tracing or on the average fetal complexes. The drop of multiple cardiac beats is also visible on Fig. 1.
case_images: NI-FECG in the case of AV block for a fetus delivered at term (case 2). Notice the dropped beats in the NI-FECG FHR tracings
case_images: 40748_2017_53_Fig2_HTML.jpg
case_images: PMC5541729_01_40748_2017_53_Fig2_HTML.jpg
case_images: Fig2
case_images: The NI-FECG revealed multiple dropped beats on the ECG (Fig. 2) and on the fetal heart rate (FHR) tracing (Fig. 3).  