PMC6882685_01
Full body X-rays showing opacities in the right hemithorax and air bronchogram.
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Several blood test and imaging studies were performed during hospitalization: chest X-ray showed an opacity with air bronchogram, as well as a markedly hyperinsufflated lung in the lower two-thirds of the right lung ( Fig. 1 ).
PMC6882685_02
Upper digestive tract X-rays: Partial obstruction of the distal esophagus with right bronchial tree image stemming from the site of the obstruction.
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During hospitalization, the patient developed oral intake intolerance, the multidisciplinary group recommended an upper gastrointestinal (GI) X-ray to rule out possibility of a tracheoesophageal fistula (TEF) ( Fig. 2 ).
Surgical findings of bronchopulmonary esophageal fistula indicated with white asterix.
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Because of these findings, a right thoracotomy and right inferior lobectomy were performed, resecting an anomalous pulmonary tissue from its stemming point on the esophagus as well as an esophageal mass ( Fig. 3 ), resulting in resolution of the obstructive esophageal stenosis, and regaining of the oral intake tolerance. 
PMC6882685_03