Figure 1From: Hemodynamic collapse induced by general anesthesia in a patient with an unruptured thoracic aortic aneurysm: a case report Preoperative chest CT. CT scan showing a large, thoracic aortic aneurysm (TAA) in the ascending aorta with a small aortic dissection that did not reach the sinus of Valsalva. The descending aorta was intact. There were no signs of rupture, such as pericardial effusion or hemothorax. The right pulmonary artery (white arrow) and the left main bronchus (black arrow) was compressed but not occluded.Back to article page