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. 2019 May 28;10:666. doi: 10.3389/fphys.2019.00666

Figure 1.

Figure 1

Electrocardiograms of proband and family members at baseline and after ajmaline challenge. Proband’s father (II-7), proband (III-3), and proband’s youngest sister (III-6) exhibit the BrS type 1 pattern after ajmaline administration, confirming the BrS diagnosis. Proband’s second eldest sister (III-2) and brothers (III-4 and III-5) are ajmaline negative.