If the aortic regurgitation is due to an aortic dissection, the mediastinum may appear widened. Echocardiography is crucial to the identification of aortic regurgitation, determining the etiology ...

and anterior mediastinum (aorta and SVC). The pleural cavity was reconstructed with a prolene mesh, and the chest wall was reconstructed with implants. Extremely long implants were needed for rib ...

Chest x-ray can show mediastinal widening and/or an abnormal aortic contour. Computed tomography (CT) is the definitive diagnostic modality and has a sensitivity approaching 100%. Transesophageal ...