Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is again noted to be a right pleural effusion with associated lower lobe atelectasis , difficult to exclude a superimposed pneumonia . There is mild left basal atelectasis without large effusion . Clips are noted in the upper abdomen . Cardiomediastinal silhouette appears grossly unchanged . No pneumothorax .
    OUTPUT:
    
Persistent moderate right pleural effusion with associated compressive lower lobe atelectasis , difficult to exclude a superimposed pneumonia . Mild left basal atelectasis .