Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two frontal images of the chest demonstrate improved right pleural effusion status post Pleurx tube placement . Pleurx tube appears to be in the right chest . There is no pneumothorax or other complication seen . Low lung volumes are seen , likely due to poor inspiration . Previously described right lung radiation changes are again seen . Mild cardiomegaly is seen . PICC line is again seen in the mid to lower SVC .
    OUTPUT:
    
Improvement of right pleural effusion status post placement of right Pleurx tube .