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  Indian J Med Microbiol
 

Figure 1A: Chest AP radiograph demonstrating hyperinflated lung fields. Panel B shows contrast esophagography showing posterior extrinsic esophageal compression (arrow) just proximal to the level of carina.

Figure 1A: Chest AP radiograph demonstrating hyperinflated lung fields. Panel B shows contrast esophagography showing posterior extrinsic esophageal compression (arrow) just proximal to the level of carina.