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Pulmonary artery sling is a rare vascular anomaly wherein the left pulmonary artery arises from the right pulmonary artery and then traverses between the esophagus and the trachea toward the hilum of the left lung. Associated anomalies are common, particularly those of the tracheobronchial tree, which have been found in more than 50% of patients. Cardiovascular anomalies such as persistent... |