View of the precarinal trachea with bulging of the posterior wall. Its folds are well marked and “tensed” to surround the carina, grossly enlarged on its edge and its slopes. The congestion of the mucosa is irregular because its nutrient vessels were trapped by regional tumor growth. Alejandro Posadas Hospital
Carina in “saddle” or “book spine”. The tracheal wall and the main bronchi are displaced forward. There is moderate congestion of the mucosa. The border of the carina has disappeared due to the involvement of the subcarinal lymph nodes of group 7, due to a carcinoma.
Different forms of widening of the main carina, without disruption of the mucosa: a) Widening at the expense of the carinal edge. b) Widening at the expense of the anterior triangle. c) At the expense of the right slope. d) At the expense of both sides. e) Total widening of … Read more