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Fig. 1 | Italian Journal of Pediatrics

Fig. 1

From: Unexpected tracheal agenesis with prenatal diagnosis of aortic coarctation, lung hyperecogenicity and polyhydramnios: a case report

Fig. 1

a, Tracheal Agenesis with an upper trachea joined by atresic strand to a distal trachea that has a fistulous connection with the esophagus (classification of tracheal agenesis by Faro et al., type D). b, Postmortem specimen: pulmonary architecture and lungs development are normal. c, Upper trachea with its proximal blind end (arrow). Lower trachea opens directly into midesophagus (arrowhead). d-e, Filling of alveolar ducts and alveolar lumens with squames and squamous cells. Capillary congestion is present

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