Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a persistent right apical pleural space that is mostly fluid - filled with a small amount of air , as well as a loculated , lateral , costal fluid collection . Rightward mediastinal shift is unchanged in the postoperative period . The right hilus and adjacent mediastinum are still bulbous and enlarged , likely caused by hematoma or other fluid collection , edema in a bronchial stump augmentation or right middle lobe collapse . It is unclear whether this enlargement and shift of the mediastinum is clinically significant . A CT could be obtained if clinically concerning .
    OUTPUT:
    
Persistent right apical pleural space , mostly fluid - filled with some air , and costal pleural fluid loculation . Right hilar and mediastinal enlargement hematoma , fluid collection , edema of stump augmentation , or right middle lobe collaps . Consider CT if clinically indicated .