Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Slightly lower lung volumes seen on the current exam . Streaky bibasilar opacities may be secondary to atelectasis . There is possible small right pleural effusion as previously - seen . There is mild pulmonary vascular congestion . Cardiac enlargement is stable . No acute osseous abnormalities .
    OUTPUT:
    
Lower lung volumes on the current exam with bibasilar atelectasis and possible small right pleural effusion . Pulmonary vascular congestion .