Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Feeding tube is demonstrated with tip in the stomach . Low lung volumes are present . The heart is mildly enlarged . The aorta is slightly unfolded . There is mild pulmonary vascular congestion . Bibasilar airspace opacities are demonstrated , more focal and severe within the retrocardiac region . These may reflect areas of infection . Small left pleural effusion is present . There is no pneumothorax . No acute osseous abnormality seen .
    OUTPUT:
    
1 . Bibasilar airspace opacities , more severe in the retrocardiac region , which could reflect areas of infection or aspiration . 2 . Mild pulmonary vascular congestion . Small left pleural effusion .