Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The two right - sided drains have been removed . The right pleural effusion seems mildly reduced , especially at the base , but persistently distributed apically . No changes in the right base opacities . The left base atelectasis is unchanged . Heart size is still moderately enlarged . There is small right base pneumothorax .
    OUTPUT:
    
After chest tube removal , the pleural effusion is minimally reduced at the right base , though persistently distributed apically . There is a small right base pneumothorax .