Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right pigtail catheter has been removed in the interim . Complete opacification of the right lower and mid hemithorax with silhouetting of the right heart border and right hemidiaphragm is new . There is associated rightward shift of the cardiomediastinal silhouette . These findings suggest volume loss . However , superimposed pneumonia can not be excluded given the clinical history . The heart appears enlarged , overall similar to the prior exam . Streaky retrocardiac opacities are most likely reflective of atelectasis . No pneumothorax . There is a small effusion extending in the minor fissure seen on both the frontal and lateral views .
    OUTPUT:
    
1 . Right mid-lower hemithorax opacification has increased since ___ after the removal of the pigtail catheter and may reflect a combination of moderate effusion and atelectasis , but can not exclude superimposed consolidation / pneumonia . 2 . Mild edema .