Abstract:A more difficult problem is raised by the presence, in our case, of an oesophageal diverticulum forming an aesophagobronchial fistula in the sequestered segment. The whole oesophagus is lined by ciliated columnar epithelium in early embryonic life; and the normal bronchial tree arises as an outgrowth from the foregut. Baar and d' Abreu's (1949) case of' a cyst in the esophageal wall lined by ciliated epithelium must be considered as a variety of duplication of the foregut. The diverticulum we describe may als… Show more
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