ultrasound diagnosis of fatal anomalies

ATRIOVENTRICULAR SEPTAL DEFECT
Fig. 5.1 Complete atrioventricular septal defect.
Apical view of the four chambers, at 21+6weeks.
The ventricular septum ends below the level of the
valve, primaryseptum is missing, tricuspid and mitral
valves are not separated: a complete atrioventricular
septal defect.
Fig. 5.2 Complete atrioventricular septal defect.
Same case, diastolic phase, using color flow mapping.
Blood is streaming through a common valve
into both chambers.
Fig. 5.3 Complete atrioventricular septal defect.
Same case, systolic phase. Incompetence of the communicating
atrioventricular valve, with regurgitation.
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