PMC3177425_01
Plain CT upper thorax lung window shows multiple cavitary lesions in the right upper lobe.
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F1
On present Computed Tomography of the thorax (axial images), there were multiple thick-walled cavitary lesions in the posterior segment of right upper lobe with multiple parenchymal nodular opacities indicative of endobronchial spread of infection [Figure 1].
Plain CT upper thorax lung window shows air-filled structure on the left side alongside the normal esophagus.
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F2
In addition to these findings, there was an air-filled tubular structure alongside the esophagus on the left side, beginning at the level of the T2 vertebra and communicating with the normal esophagus at the level of carina [Figure 2].
Barium test shows incomplete communicating tubular duplication of the upper esophagus.
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F3
Barium swallow study [Figure 3] was done to rule out diverticulum.