Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small bilateral pleural effusions as well as mild pulmonary edema , not significantly changed from prior . No pneumothorax identified . The size of the cardiomediastinal silhouette is enlarged but unchanged . Degenerative changes of both shoulders . A catheter coursing along the right neck , right hemithorax and the upper abdomen is again noted .
    OUTPUT:
    
Persisting mild pulmonary edema with small bilateral pleural effusions .