Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port -A - Cath terminates in the low SVC . Pigtail catheters are noted at the lung bases bilaterally . Right - sided pneumothorax has slightly increased compared to the recent study performed earlier on the same date . This is most notable along the right lateral chest wall . No evidence of pneumothorax in the left . No appreciable pleural effusion . Diffuse bilateral interstitial thickening , likely representing pulmonary edema . No overt alveolar edema . No new consolidation . Cardiomediastinal silhouette unchanged .
    OUTPUT:
    
Slight increase in the right pneumothorax compared to the prior study performed earlier on the same date .