Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right chest wall power injectable Port - A - Cath is present , unchanged . Interval increase in the amount of left pleural fluid , now moderate to large in extent , with adjacent atelectasis . Minimal atelectasis at the right costophrenic angle . No pneumothorax identified .
    OUTPUT:
    
Interval increase in size of the left pleural effusion , now moderate to large in extent .