Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the scout images from ___ , a large right pleural effusion with a loculated fissural component and dependent component . Right sided atelectasis that exceeds the amount of R pleural fluid , as reflected by the rightward mediastinal shift . Normal size of the cardiac silhouette . Normal hilar and mediastinal structures . No pneumonia , no pulmonary edema .
    OUTPUT:
    
Since ___ , persistent large pleural effusion with loculated and dependent components . Right sided atelectasis that exceeds extent of pleural effusion .