Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are provided . There is interstitial pulmonary edema with probable small right pleural effusion . There is perihilar congestion . The heart is top normal in size . Possibility of a subtle superimposed pneumonia at the lung base is impossible to exclude . No pneumothorax .
    OUTPUT:
    
Findings compatible with pulmonary edema . Recommend followup post - diuresis to exclude underlying pneumonia .