Left Juxtaposition of the Right Atrial Appendage: Pitfalls in Diagnosis

Figure 3

Repeat chest CT, coronal (a) and axial (b) views demonstrate a dilated ascending aorta (21.8 mm; Boston -score 2.84) and a suspected intimal dissection flap extending anteriorly off of the anterior cusp (thin arrow) just above the sinotubular junction. For comparison, the normal anatomic location for the RAA is highlighted (open arrow).

(a)

(b)