PMC5803964_01
Modified parasternal short axis echocardiogram showing pseudoaneurysm (arrow) anterior to the right ventricle
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F1
The chest radiograph revealed widening of the anterior mediastinum in the region of the PA [Figure 1].
Cardiac magnetic resonance imaging showing large pseudoaneurysm anterior to the right ventricle (arrow) and situated behind the sternum
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F2
Transthoracic echocardiography showed normal biventricular function and a large fluid collection anterior to the RV [Figure 2].
Surgical view of the pseudoaneurysm showing the anteriorly dissected capsule of the pseudoaneurysm (arrows). The star sign shows the native right ventricular outflow tract
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F3
A subsequent cardiac magnetic resonance imaging (MRI) demonstrated a large PSA in the anterior mediastinum related to the RV-PA conduit measuring 5.5 cm x 3.3 cm x 7.1 cm in transverse, anteroposterior, and superoinferior dimensions, respectively [Figure 3].