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A healthy 48-year-old man without prior pulmonary symptoms underwent routine chest radiography for minor thoracic pain. The frontal and lateral images (Panels A and B) showed a well-defined, lobulated mass (arrows) in the left lower lobe of the lung. A subsequent contrast-enhanced multislice computed tomographic (CT) scan (Panel C) showed the homogeneous mass (arrow), with an adjacent large feeding vessel (arrowhead). Three-dimensional reconstruction (Panel D) showed the arterial supply of this lesion, with an aberrant origin in the celiac trunk, and normal venous drainage through the pulmonary veins. These findings are diagnostic of intralobar pulmonary sequestration, which is characterized by . . . [Full Text of this Article] |