Published in:
01-02-2009 | Images in Pediatric Cardiology
Three-Dimensional Computed Tomography Scan Showing Isolation of the Left Subclavian Artery with Tetralogy of Fallot and Right Aortic Arch
Authors:
Sho Takeda, Yasumi Nakajima, Masaaki Koide
Published in:
Pediatric Cardiology
|
Issue 2/2009
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Excerpt
Isolation of the left subclavian artery (LSA) from the right aortic arch is a rare vascular anomaly in which the LSA does not communicate with the aortic arch but is connected instead to the left pulmonary artery by the ductus arteriosus. Such aortic malformation usually is diagnosed by angiography [
1,
4,
5]. The embryogenesis of this entity can be explained by the hypothetical double arch system proposed by Edwards [
2]. …