Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is unchanged . Mediastinal silhouette and hilar contours are stable . Again appreciated are the two left upper lobe masses which are less distinct due to surrounding opacities compatible with expected post - procedural change . The right lung and the left lung base is clear . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Left upper lobe masses with expected post-procedural change / hemorrage without evidence of pneumothorax .