Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral pigtail catheters are present at the lung bases . Moderate right apical pneumothorax has minimally decreased since yesterday . The maximum width at the apex measures 2 .4 cm as compared to yesterday measuring 2 .7 cm . Opacity at the right lung base which appeared on the yesterdays radiograph is more denser and is likely from an aspiration or atelectasis . Small right pleural effusion is unchanged .
    OUTPUT:
    
1 . Moderate right apical pneumothorax has very minimally decreased since yesterday . 2 . Right lower lung opacity concerning for aspiration / atelectasis is more denser than before , though not increased in size . Small right pleural effusion is unchanged . No new left pleural effusion .