Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: THERE IS MILD PULMONARY EDEMA . MORE CONFLUENT OPACITY AT THE RIGHT LUNG BASE MAY RELATE TO VASCULAR CONGESTION ALTHOUGH INFECTIOUS PROCESS OR ASPIRATION IS NOT EXCLUDED IN THE APPROPRIATE CLINICAL SETTING . MID LUNG ATELECTASIS / SCARRING IS BEST SEEN ON THE LATERAL VIEW . NO PLEURAL EFFUSION OR PNEUMOTHORAX IS SEEN . THE CARDIAC SILHOUETTE IS TOP - NORMAL TO MILDLY ENLARGED . MEDIASTINAL CONTOURS ARE UNREMARKABLE .
    OUTPUT:
    
MILD PULMONARY EDEMA . MORE CONFLUENT OPACITY AT THE RIGHT LUNG BASE MAY RELATE TO VASCULAR CONGESTION , ALTHOUGH INFECTIOUS PROCESS OR ASPIRATION IS NOT EXCLUDED .