Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Permanent pacemaker remains in place , with leads in the right atrium and right ventricle . Cardiac silhouette is mildly enlarged and accompanied by pulmonary vascular congestion . Combined alveolar and interstitial pattern involving the right lung to a much greater degree than the left is present . Additionally comment a more confluent opacity is present in the right juxta hilar region There is no definite pleural effusion or pneumothorax .
    OUTPUT:
    
Asymmetrically distributed diffuse alveolar and interstitial opacities could potentially be due to pneumonia coexisting with pulmonary edema . Short - term followup radiographs after diuresis may be helpful in this regard .