Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains moderately enlarged . The mediastinal contour is unchanged . There are hazy opacities within the lungs , more focally seen within the right lung base and mid left lung field . No pleural effusion or pneumothorax is clearly seen . Mild pulmonary vascular engorgement may be present . No acute osseous abnormality is identified .
    OUTPUT:
    
Multifocal opacities concerning for pneumonia . No pleural effusion .