Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left PICC lie at the level of at the cavoatrial junction . Cardiomediastinal silhouette is unchanged . Mild pulmonary edema has slightly improved . New likely small right pleural effusion . Nodular and circumferential malignant pleural disease involving the left lung is unchanged .
    OUTPUT:
    
Slight interval improvement in interstitial pulmonary edema . Malignant left pleural disease is unchanged . New small right pleural effusion .