Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large bilateral layering pleural effusions with associated lower lobe collapse and moderate cardiomegaly are unchanged . Moderate pulmonary edema has improved , now mild . There is no pneumothorax or focal consolidation . The left - sided PICC line ends in the upper SVC .
    OUTPUT:
    
1 . Unchanged large bilateral layering pleural effusions with bilateral lower lobe collapse . 2 . Improved pulmonary edema , now mild .