Fig. 3From: Pulmonary vein perforation into the respiratory tract with systemic air embolism: a rare complication of left atrial appendage closureBubbles in aorta on postoperative chest CTA. A Bubbles in the aorta on raw chest CTA (red arrow). B Bubbles in the aorta on three-dimensionally reconstructed chest CTA (red arrow). CTA = computed tomography angiographyBack to article page