Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac and mediastinal contours are stable . Bibasilar opacities persist . There is mild pulmonary vascular congestion , relatively unchanged but no overt pulmonary edema . There is a possible left pleural effusion . No pneumothorax . Dextroscoliosis is noted .
    OUTPUT:
    
Persistent bibasilar opacities remain concerning for aspiration or pneumonia in the correct clinical setting .