Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Re - demonstrated is enlargement of the cardiomediastinal silhouette . There is elevation of the right hemidiaphragm . Evaluation of the left lung base is less than optimal due to underpenetration from overlying body habitus although no definite focal consolidation is seen . Pulmonary edema persists . No large pleural effusion seen .
    OUTPUT:
    
Pulmonary edema and enlargement of the cardiac silhouette . No definite focal consolidation to suggest pneumonia .