Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , there has been no significant change . Right lung volume remains low and there is a similar configuration to the entrapped / loculated fluid within the right lung . The left lung is clear . No new focal consolidations are noted and there is no pneumothorax . Cardiomegaly is unchanged . The mediastinal and hilar contours are normal . Port - A - catheter tip is seen in the upper SVC . Sternotomy wires are intact .
    OUTPUT:
    
Unchanged loculated right pleural effusion .