Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Asymmetric interstitial pulmonary edema has slightly improved . Possible underlying lymphangitic carcinomatosis in right lung . Right middle and lower lobe airspace opacity have increased . There is an air - fluid level in the right mid hemithorax anteriorly , likely loculated hydro pneumothorax . The interstitial edema on the left lung has also improved . With a small left pleural effusion .
    OUTPUT:
    
Asymmetric moderate interstitial edema has improved . Possible lymphangitic carcinomatosis in right lung . Slight increase in loculated hydro pneumothorax with air - fluid levels anteriorly . Worsening right middle and lower lobe airspace opacity .