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A 72-year-old female with extensive smoking history and severe emphysema presented with weight loss and failure to thrive. A large right hilar mass was found on a CT of the chest, figure 1A. Despite complete obstruction of the bronchus intermedius, there was full inflation of the right lung, figure 1B, C. Figure 1 CT of the chest. (A) Coronal cut in mediastinal windows showing a large right hilar mass. The mass measured 4.1×4.5?cm and involved the right hilum and subcarinal mediastinum. There was complete encasement and endobronchial obstruction of the bronchus intermedius. (B) Airway segmentation using VIDA|vision software demonstrating the complete endobronchial obstruction of the bronchus intermedius. (C) Three-dimensional segmented airway overlaid on a coronal cut CT of the chest in lung windows. This image demonstrates that, despite the complete obstruction of the bronchus intermedius, there was full inflation of … |
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