Fig. 4From: Pulmonary vein perforation into the respiratory tract with systemic air embolism: a rare complication of left atrial appendage closurePostoperative brain MRI. A Absence of acute infarct lesions on postoperative brain MRI. B A probable microembolisation lesion in the left frontal lobe on brain MRI 7 days postoperatively (red arrow). MRI = magnetic resonance imagingBack to article page