Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval increase in the pulmonary edema , which is now moderate to severe . Since increased in interval . Given the edema and effusions , superimposed pneumonia can not be excluded in the right clinical setting . No pneumothorax is seen . The cardiomediastinal silhouette is partially obscured by the pleural effusions , but appears unchanged from prior exams .
    OUTPUT:
    
Interval increase in pulmonary edema , which is now moderate to severe , with increased pleural effusions . Given the edema and effusions , superimposed pneumonia can not be excluded in the right clinical setting .