Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral images of the chest demonstrate apparent improvement of the previously seen right upper lobe opacity . The trachea displacement previously seen is now less prominent . Chest tube is seen in the right side in a relatively anterior position . There is no pneumothorax or other complication seen . There is interval increase in the right lung base opacity . There is some left costophrenic angle blunting , unchanged from previous exam . There is no pleural effusion on the right . Subcutaneous air is noted on the right side of the body near the level of the diaphragm . Cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Chest tube in place with no pneumothorax . Apparent improvement in right upper lobe opacity . Progression of right lower lobe opacity .