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2004-04-01-7 Tricuspid atresia © Cuillier www.thefetus.net/


Tricuspid atresia

Fabrice Cuillier, MD


Department of Gynecology, Félix Guyon Hospital, 97400 Saint-Denis, Réunion Island, France.

These are 2 fetuses with tricuspid atresia. The first one is a 24 week fetus:

 

Figure 1: Thin pulmonary artery and hypoplastic right ventricle

 

Figure 2: Normal view of the left ventricle outflow tract. Hypoplastic right ventricle and pulmonary artery.

Figure 3: View of the ductal arch.

Figure 4: Main pulmonary artery.

Figure 5: Enlarged right atriun, superior and inferior cava veins

 

And the second fetus is at 27 weeks:

Figure 1: Four-chambers view showing an hypoplastic right ventricle

Figure 2: Relation between the left and right ventricles. Note the hyperechoic tricuspid valve and the very tiny right ventricle.

Figure 3:  Outlow tracts of the left and right ventricle

Figure 4: Relation between the aorta and the pulmonary artery

Figure 5: Right atrium, superior and inferior cava veins

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