The light from the left source bronchus is greatly reduced due to a stricture established after a complete bronchial rupture due to chest trauma. The reduction of the bronchial diameter is concentric and progressive or “infundibuliform”. The edema thickens the mucosa and the cartilaginous reliefs and also the linear folds of the posterior wall of … Read more
Mucopurulent secretions. In patients prostrated or with bronchial immobility due to the passive atelectasis that accompanies the effusions, the secretions can fill the lower bronchi, flooding them. You can see the secretions “retained” within the adynamic bronchi that accumulate there due to their decline.