Persistent basal pneumothorax due to obstructive atelectasis
Persistent basal pneumothorax due to obstructive atelectasis
Chest radiograph in a patient with atelectasis of the right middle and right lower lobes due to bronchogenic carcinoma with an accompanying malignant pleural effusion. After thoracentesis, a residual right basal pneumothorax ex vacuo persists related to the retractile effect of the overlying atelectatic lung.